def __init__(self, parent):
# ------------------------------------------------------------------------
"""
Initialize, create and place wrapped Gnuradio object onto the underlying
wx.Panel.
"""
super(FftControl, self).__init__(parent)
self.sink = fftsink2.fft_sink_f(
self,
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.sink.win, proportion=1, flag=wx.EXPAND)
self.SetSizer(sizer)
def _build_gui(self, vbox, usrp_rate, audio_rate):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
if 1:
self.fft = fftsink2.fft_sink_f(self.panel,
title="Post FM Demod",
fft_size=512,
sample_rate=usrp_rate,
y_per_div=10,
ref_level=0)
self.connect(self.fm_demod, self.fft)
vbox.Add(self.fft.win, 4, wx.EXPAND)
if 0:
self.scope = scopesink2.scope_sink_f(self.panel,
title="RDS timedomain",
sample_rate=usrp_rate,
num_inputs=2)
self.connect(self.rds_bb_filter, (rds_scope, 1))
self.connect(self.rds_clock, (rds_scope, 0))
vbox.Add(self.scope.win, 4, wx.EXPAND)
self.rdspanel = rdsPanel(self.msgq, self.panel)
vbox.Add(self.rdspanel, 1, wx.EXPAND | wx.TOP | wx.BOTTOM, 20)
# control area form at bottom
self.myform = form.form()
def __init__(self, frame, panel, vbox, argv):
stdgui2.std_top_block.__init__(self, frame, panel, vbox, argv)
self.frame = frame
self.panel = panel
parser = OptionParser(option_class=eng_option)
parser.add_option("-W",
"--waterfall",
action="store_true",
default=False,
help="Enable waterfall display")
parser.add_option("-S",
"--oscilloscope",
action="store_true",
default=False,
help="Enable oscilloscope display")
parser.add_option(
"-I",
"--audio-input",
type="string",
default="",
help="pcm input device name. E.g., hw:0,0 or /dev/dsp")
parser.add_option("-r",
"--sample-rate",
type="eng_float",
default=48000,
help="set sample rate to RATE (48000)")
(options, args) = parser.parse_args()
sample_rate = int(options.sample_rate)
if len(args) != 0:
parser.print_help()
sys.exit(1)
self.show_debug_info = True
# build the graph
if options.waterfall:
self.scope = \
waterfallsink2.waterfall_sink_f (panel, fft_size=1024, sample_rate=sample_rate)
elif options.oscilloscope:
self.scope = scopesink2.scope_sink_f(panel,
sample_rate=sample_rate)
else:
self.scope = fftsink2.fft_sink_f(panel,
fft_size=1024,
sample_rate=sample_rate,
fft_rate=30,
ref_scale=1.0,
ref_level=0,
y_divs=12)
self.src = audio.source(sample_rate, options.audio_input)
self.connect(self.src, self.scope)
self._build_gui(vbox)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="AM RX")
##################################################
# Variables
##################################################
self.transmission_width = transmission_width = 100
self.samp_rate = samp_rate = 256000
self.resamp_factor = resamp_factor = 4
self.cut_off_freq = cut_off_freq = 5000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate/resamp_factor,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=1,
decimation=resamp_factor,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=1,
decimation=resamp_factor,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, cut_off_freq, transmission_width, firdes.WIN_HAMMING, 6.76))
self.dc_blocker_xx_0 = filter.dc_blocker_ff(32, True)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, '/Users/ampoulog/Documents/gnuradio/Wireless-communication-systems-Lab/Lab2/example6/am_usrp710.dat', True)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.audio_sink_0 = audio.sink(48000, '', True)
##################################################
# Connections
##################################################
self.connect((self.blocks_complex_to_mag_0, 0), (self.dc_blocker_xx_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.dc_blocker_xx_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_complex_to_mag_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
"")
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(500e6, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(0, 0)
self.osmosdr_source_0.set_iq_balance_mode(2, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(10, 0)
self.osmosdr_source_0.set_if_gain(20, 0)
self.osmosdr_source_0.set_bb_gain(20, 0)
self.osmosdr_source_0.set_antenna("", 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.baz_delay_0_0 = baz.delay(gr.sizeof_gr_complex * 1, 5)
self.baz_delay_0 = baz.delay(gr.sizeof_gr_complex * 1, -5)
##################################################
# Connections
##################################################
self.connect((self.baz_delay_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.baz_delay_0_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.baz_delay_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.baz_delay_0_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 50000
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.low_pass_filter_0 = filter.fir_filter_fff(1, firdes.low_pass(
1, samp_rate, 1000, 1, firdes.WIN_HAMMING, 6.76))
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_float*1, "/home/students/btech/b13236/EE304P/Lab_2/sample_signal", True)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 10000, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_file_source_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_scopesink2_0, 0))
def __init__(self, win, sat_name, mode_name):
gr.hier_block2.__init__(self, "Channel "+str(sat_name)+" "+str(mode_name)+" SSB",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_gr_complex))
self.trans = trans = 500
self.sample_rate = sample_rate = 2048000
self.low_ssb = low_ssb = 200
self.high_ssb = high_ssb = 2800
self.decim = decim = 8
self.agc_decay = agc_decay = 50e-6
##################################################
# Blocks
##################################################
self.fftsink_audio = fftsink2.fft_sink_f(
win,
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-20,
ref_scale=2.0,
sample_rate=32000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=None,
title="FFT Plot (Audio - "+sat_name+" "+str(mode_name)+")",
peak_hold=True,
)
self.multiply_const_64 = blocks.multiply_const_vff((0.1, ))
self.complex_to_real = blocks.complex_to_real(1)
self.rational_resampler = filter.rational_resampler_ccc(
interpolation=32,
decimation=64,
taps=None,
fractional_bw=None,
)
self.band_pass_filter = filter.fir_filter_ccc(4, filter.firdes.complex_band_pass(
1, sample_rate/decim, low_ssb, high_ssb, trans, filter.firdes.WIN_HAMMING, 6.76))
self.agc = analog.agc2_cc(0.1, agc_decay, 0.9, 1.0)
##################################################
# Connections
##################################################
#self.connect(self, (self.gr_throttle_0, 0))
self.connect(self, (self.band_pass_filter, 0))
self.connect((self.band_pass_filter, 0), (self.agc, 0))
self.connect((self.agc, 0), (self.rational_resampler, 0))
self.connect((self.rational_resampler, 0), (self.complex_to_real, 0))
self.connect((self.complex_to_real, 0), (self.multiply_const_64, 0))
self.connect((self.multiply_const_64, 0), (self.fftsink_audio, 0))
self.connect((self.multiply_const_64, 0), self)
def __init__(self, win, sat_name, mode_name):
gr.hier_block2.__init__(self, "Channel "+str(sat_name)+" "+str(mode_name)+" SSB",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_gr_complex))
self.trans = trans = 500
self.sample_rate = sample_rate = 2048000
self.low_ssb = low_ssb = 200
self.high_ssb = high_ssb = 2800
self.decim = decim = 8
self.agc_decay = agc_decay = 50e-6
##################################################
# Blocks
##################################################
self.fftsink_audio = fftsink2.fft_sink_f(
win,
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-20,
ref_scale=2.0,
sample_rate=32000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=None,
title="FFT Plot (Audio - "+sat_name+" "+str(mode_name)+")",
peak_hold=True,
)
self.multiply_const_64 = blocks.multiply_const_vff((0.1, ))
self.complex_to_real = blocks.complex_to_real(1)
self.rational_resampler = filter.rational_resampler_ccc(
interpolation=32,
decimation=64,
taps=None,
fractional_bw=None,
)
self.band_pass_filter = filter.fir_filter_ccc(4, filter.firdes.complex_band_pass(
1, sample_rate/decim, low_ssb, high_ssb, trans, filter.firdes.WIN_HAMMING, 6.76))
self.agc = analog.agc2_cc(0.1, agc_decay, 0.9, 1.0)
##################################################
# Connections
##################################################
#self.connect(self, (self.gr_throttle_0, 0))
self.connect(self, (self.band_pass_filter, 0))
self.connect((self.band_pass_filter, 0), (self.agc, 0))
self.connect((self.agc, 0), (self.rational_resampler, 0))
self.connect((self.rational_resampler, 0), (self.complex_to_real, 0))
self.connect((self.complex_to_real, 0), (self.multiply_const_64, 0))
self.connect((self.multiply_const_64, 0), (self.fftsink_audio, 0))
self.connect((self.multiply_const_64, 0), self)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/home/pfb/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.gr_char_to_float_0 = gr.char_to_float()
self.gr_scrambler_bb_0 = gr.scrambler_bb(0x8A, 0x7F, 7)
self.gr_throttle_0 = gr.throttle(gr.sizeof_char * 1, samp_rate)
self.gr_vector_source_x_0 = gr.vector_source_b((0, 0, 0), True, 1)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=30,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=1,
v_offset=0,
t_scale=0005,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
self.Add(self.wxgui_scopesink2_0.win)
##################################################
# Connections
##################################################
self.connect((self.gr_scrambler_bb_0, 0), (self.gr_char_to_float_0, 0))
self.connect((self.gr_char_to_float_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_vector_source_x_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.gr_scrambler_bb_0, 0))
self.connect((self.gr_char_to_float_0, 0),
(self.wxgui_scopesink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True)
self.audio_sink_0 = audio.sink(samp_rate, '', True)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 1000, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
def __init__(self, frame, panel, vbox, argv):
stdgui2.std_top_block.__init__ (self, frame, panel, vbox, argv)
sample_rate = 122880000
ampl = 0.1
# src = analog.sig_source_f(sample_rate, analog.GR_SIN_WAVE, 2000000, ampl)
src = iio.fmcomms_source()
my_fft = fftsink2.fft_sink_f(panel, title="Spectrum Analyzer", sample_rate=sample_rate, ref_level = 10, y_divs=6)
self.connect(src, my_fft)
vbox.Add(my_fft.win, 1, wx.EXPAND)
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="Top Block") _icon_path = "/home/pfb/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 32000 ################################################## # Blocks ################################################## self.gr_char_to_float_0 = gr.char_to_float() self.gr_scrambler_bb_0 = gr.scrambler_bb(0x8A, 0x7F, 7) self.gr_throttle_0 = gr.throttle(gr.sizeof_char*1, samp_rate) self.gr_vector_source_x_0 = gr.vector_source_b((0, 0, 0), True, 1) self.wxgui_fftsink2_0 = fftsink2.fft_sink_f( self.GetWin(), baseband_freq=0, y_per_div=10, y_divs=10, ref_level=50, ref_scale=2.0, sample_rate=samp_rate, fft_size=1024, fft_rate=30, average=False, avg_alpha=None, title="FFT Plot", peak_hold=False, ) self.Add(self.wxgui_fftsink2_0.win) self.wxgui_scopesink2_0 = scopesink2.scope_sink_f( self.GetWin(), title="Scope Plot", sample_rate=samp_rate, v_scale=1, v_offset=0, t_scale=0005, ac_couple=False, xy_mode=False, num_inputs=1, ) self.Add(self.wxgui_scopesink2_0.win) ################################################## # Connections ################################################## self.connect((self.gr_scrambler_bb_0, 0), (self.gr_char_to_float_0, 0)) self.connect((self.gr_char_to_float_0, 0), (self.wxgui_fftsink2_0, 0)) self.connect((self.gr_vector_source_x_0, 0), (self.gr_throttle_0, 0)) self.connect((self.gr_throttle_0, 0), (self.gr_scrambler_bb_0, 0)) self.connect((self.gr_char_to_float_0, 0), (self.wxgui_scopesink2_0, 0))
def _build_gui(self, vbox, usrp_rate, audio_rate): def _form_set_freq(kv): return self.set_freq(kv['freq']) if 1: self.fft = fftsink2.fft_sink_f (self.panel, title="Post FM Demod", fft_size=512, sample_rate=usrp_rate, y_per_div=10, ref_level=0) self.connect (self.fm_demod, self.fft) vbox.Add (self.fft.win, 4, wx.EXPAND) if 0: self.scope = scopesink2.scope_sink_f(self.panel, title="RDS timedomain", sample_rate=usrp_rate, num_inputs=2) self.connect (self.rds_bb_filter, (rds_scope,1)) self.connect (self.rds_clock, (rds_scope,0)) vbox.Add(self.scope.win, 4, wx.EXPAND) self.rdspanel = rdsPanel(self.msgq, self.panel) vbox.Add(self.rdspanel, 1, wx.EXPAND|wx.TOP|wx.BOTTOM, 20) # control area form at bottom self.myform = form.form() # 1st line hbox = wx.BoxSizer(wx.HORIZONTAL) self.myform.btn_down = wx.Button(self.panel, -1, "<<") self.myform.btn_down.Bind(wx.EVT_BUTTON, self.Seek_Down) hbox.Add(self.myform.btn_down, 0) self.myform['freq'] = form.float_field( parent=self.panel, sizer=hbox, label="Freq", weight=0, callback=self.myform.check_input_and_call(_form_set_freq, self._set_status_msg)) hbox.Add((5,0), 0) self.myform.btn_up = wx.Button(self.panel, -1, ">>") self.myform.btn_up.Bind(wx.EVT_BUTTON, self.Seek_Up) hbox.Add(self.myform.btn_up, 0) self.myform['freq_slider'] = form.quantized_slider_field( parent=self.panel, sizer=hbox, weight=3, range=(87.5e6, 108e6, 0.1e6), callback=self.set_freq) hbox.Add((5,0), 0) vbox.Add(hbox, 0, wx.EXPAND) # 2nd line hbox = wx.BoxSizer(wx.HORIZONTAL) hbox.Add((5,0), 0) self.myform['volume'] = form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume", weight=3, range=self.volume_range(), callback=self.set_vol) hbox.Add((5,0), 1) self.myform['gain'] = form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain", weight=3, range=self.subdev.gain_range(), callback=self.set_gain) hbox.Add((5,0), 0) vbox.Add(hbox, 0, wx.EXPAND)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 100
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.GetWin(),
baseband_freq=0,
dynamic_range=140,
ref_level=-50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-50,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=True,
)
self.Add(self.wxgui_fftsink2_0.win)
self.mseed_seedlink_f_0 = mseed.seedlink_f("10.0.0.15", 18000, "FR_ILLK:HHZ")
self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_float*1, "", ""); self.blocks_tag_debug_0.set_display(True)
##################################################
# Connections
##################################################
self.connect((self.mseed_seedlink_f_0, 0), (self.blocks_tag_debug_0, 0))
self.connect((self.mseed_seedlink_f_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.mseed_seedlink_f_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self,frame,panel,vbox,argv):
stdgui2.std_top_block.__init__(self,frame,panel,vbox,argv)
fft = fftsink2.fft_sink_f(panel, title="FFT display", fft_size=512, sample_rate=100000)
vbox.Add(fft.win,4,wx.EXPAND)
scope = scopesink2.scope_sink_f(panel, title="Oscilloscope", sample_rate=100000)
vbox.Add(scope.win,4,wx.EXPAND)
signal = gr.sig_source_f(100000,gr.GR_SIN_WAVE,20000,1000,0)
throttle = gr.throttle(gr.sizeof_float,100000)
self.connect(signal,throttle)
self.connect(throttle,fft)
self.connect(throttle,scope)
def __init__(self, frame, panel, vbox, argv):
stdgui2.std_top_block.__init__(self, frame, panel, vbox, argv)
self.frame = frame
self.panel = panel
parser = OptionParser(option_class=eng_option)
parser.add_option("-W", "--waterfall", action="store_true", default=False,
help="Enable waterfall display")
parser.add_option("-S", "--oscilloscope", action="store_true", default=False,
help="Enable oscilloscope display")
parser.add_option("-I", "--audio-input", type="string", default="",
help="pcm input device name. E.g., hw:0,0 or /dev/dsp")
parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
help="set sample rate to RATE (48000)")
(options, args) = parser.parse_args()
sample_rate = int(options.sample_rate)
if len(args) != 0:
parser.print_help()
sys.exit(1)
self.show_debug_info = True
# build the graph
if options.waterfall:
self.scope = \
waterfallsink2.waterfall_sink_f (panel, fft_size=1024, sample_rate=sample_rate)
elif options.oscilloscope:
self.scope = scopesink2.scope_sink_f(panel, sample_rate=sample_rate)
else:
self.scope = fftsink2.fft_sink_f (panel, fft_size=1024, sample_rate=sample_rate, fft_rate=30,
ref_scale=1.0, ref_level=0, y_divs=12)
self.src = audio.source (sample_rate, options.audio_input)
self.connect(self.src, self.scope)
self._build_gui(vbox)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.sinesource_sourceblock_0 = sinesource.sourceblock(1, 100)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 1000, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.sinesource_sourceblock_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.sinesource_sourceblock_0, 0), (self.blocks_throttle_0, 0))
def _build_gui(self, vbox, usrp_rate, audio_rate): def _form_set_freq(kv): return self.set_freq(kv['freq']) if 1: self.fft = fftsink2.fft_sink_f (self.panel, title="Post FM Demod", fft_size=512, sample_rate=usrp_rate, y_per_div=10, ref_level=0) self.connect (self.fm_demod, self.fft) vbox.Add (self.fft.win, 4, wx.EXPAND) if 0: self.scope = scopesink2.scope_sink_f(self.panel, title="RDS timedomain", sample_rate=usrp_rate, num_inputs=2) self.connect (self.rds_bb_filter, (rds_scope,1)) self.connect (self.rds_clock, (rds_scope,0)) vbox.Add(self.scope.win, 4, wx.EXPAND) self.rdspanel = rdsPanel(self.msgq, self.panel) vbox.Add(self.rdspanel, 1, wx.EXPAND|wx.TOP|wx.BOTTOM, 20) # control area form at bottom self.myform = form.form()
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Sendsinetorh")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_SAW_WAVE, 500, 2, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.quad_rate = quad_rate = 640000
self.audio_rate = audio_rate = 40000
##################################################
# Blocks
##################################################
self.n = self.n = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.n.AddPage(grc_wxgui.Panel(self.n), "FM")
self.n.AddPage(grc_wxgui.Panel(self.n), "FFT")
self.Add(self.n)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.n.GetPage(0).GetWin(),
title="Scope Plot",
sample_rate=audio_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.n.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.n.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.n.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=16,
decimation=1,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_fff(16, firdes.low_pass(
1, quad_rate, 15000, 4000, firdes.WIN_HAMMING, 6.76))
self.iir_filter_xxx_2 = filter.iir_filter_ffd(([1,0]), ([1,0.95]), True)
self.iir_filter_xxx_1 = filter.iir_filter_ffd(([1,-0.95]), ([1,0]), True)
self.iir_filter_xxx_0 = filter.iir_filter_ffd((25e-6, ), ([1,1]), True)
self.dc_blocker_xx_0 = filter.dc_blocker_ff(32, True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, audio_rate,True)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, 1)
self.blocks_conjugate_cc_0 = blocks.conjugate_cc()
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_1 = blocks.add_vcc(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.analog_sig_source_x_2 = analog.sig_source_c(quad_rate, analog.GR_COS_WAVE, 100000, 1, 0)
self.analog_sig_source_x_1 = analog.sig_source_f(audio_rate, analog.GR_COS_WAVE, 1100, 0.5, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(audio_rate, analog.GR_COS_WAVE, 11000, .5, 0)
self.analog_phase_modulator_fc_0 = analog.phase_modulator_fc(2*3.14*75000)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, .2, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_1, 1))
self.connect((self.analog_phase_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_sig_source_x_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.analog_sig_source_x_2, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_add_xx_0, 0), (self.iir_filter_xxx_1, 0))
self.connect((self.blocks_add_xx_1, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_add_xx_1, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_conjugate_cc_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.blocks_delay_0, 0), (self.blocks_conjugate_cc_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_1, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.dc_blocker_xx_0, 0), (self.iir_filter_xxx_2, 0))
self.connect((self.iir_filter_xxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.iir_filter_xxx_1, 0), (self.iir_filter_xxx_0, 0))
self.connect((self.iir_filter_xxx_2, 0), (self.blocks_throttle_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.dc_blocker_xx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_phase_modulator_fc_0, 0))
def __init__(self,
antenna='RX1',
audioRate=192000,
bandwidth=40E3,
centerFrequency=137.1E6,
gain=10,
outputFile="/results/output.data",
samplingRate=1000000):
grc_wxgui.top_block_gui.__init__(self, title="Receiver for NOAA APT")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.antenna = antenna
self.audioRate = audioRate
self.bandwidth = bandwidth
self.centerFrequency = centerFrequency
self.gain = gain
self.outputFile = outputFile
self.samplingRate = samplingRate
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "FMSignal")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"FMWaterfall")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"DemodSignal")
self.Add(self.notebook_0)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=centerFrequency,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samplingRate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.notebook_0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_0_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audioRate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='AudioOutput',
peak_hold=False,
)
self.notebook_0.GetPage(2).Add(self.wxgui_fftsink2_0_1.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=centerFrequency,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samplingRate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Apr\xc3\xa8s filtre',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=centerFrequency,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samplingRate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Avant filtre',
peak_hold=False,
win=window.hanning,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samplingRate)
self.uhd_usrp_source_0.set_center_freq(centerFrequency, 0)
self.uhd_usrp_source_0.set_gain(gain, 0)
self.uhd_usrp_source_0.set_antenna(antenna, 0)
self.uhd_usrp_source_0.set_bandwidth(bandwidth, 0)
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=192,
decimation=48,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=audioRate,
decimation=samplingRate,
taps=None,
fractional_bw=None,
)
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
'/net/e/gtheis/code/Projet_SRT_2018/outputfiles/output', 1,
audioRate, 8)
self.blocks_file_sink_0 = blocks.file_sink(
gr.sizeof_gr_complex * 1,
'/net/e/gtheis/code/Projet_SRT_2018/outputfiles/outputfile_complex',
False)
self.blocks_file_sink_0.set_unbuffered(False)
self.band_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.band_pass(1, samplingRate, centerFrequency - bandwidth / 2,
centerFrequency + bandwidth / 2,
bandwidth / 2 / 6, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=audioRate,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_1, 0))
self.connect((self.band_pass_filter_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.wxgui_fftsink2_0_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.blocks_wavfile_sink_0, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.wxgui_fftsink2_0_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 88200
self.noiseAmp = noiseAmp = 0
self.consMultiply = consMultiply = 1.333
##################################################
# Blocks
##################################################
_noiseAmp_sizer = wx.BoxSizer(wx.VERTICAL)
self._noiseAmp_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_noiseAmp_sizer,
value=self.noiseAmp,
callback=self.set_noiseAmp,
label='noiseAmp',
converter=forms.float_converter(),
proportion=0,
)
self._noiseAmp_slider = forms.slider(
parent=self.GetWin(),
sizer=_noiseAmp_sizer,
value=self.noiseAmp,
callback=self.set_noiseAmp,
minimum=0,
maximum=2,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_noiseAmp_sizer)
self.n = self.n = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.n.AddPage(grc_wxgui.Panel(self.n), "tab1")
self.n.AddPage(grc_wxgui.Panel(self.n), "tab2")
self.n.AddPage(grc_wxgui.Panel(self.n), "tab3")
self.n.AddPage(grc_wxgui.Panel(self.n), "tab4")
self.Add(self.n)
_consMultiply_sizer = wx.BoxSizer(wx.VERTICAL)
self._consMultiply_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_consMultiply_sizer,
value=self.consMultiply,
callback=self.set_consMultiply,
label='consMultiply',
converter=forms.float_converter(),
proportion=0,
)
self._consMultiply_slider = forms.slider(
parent=self.GetWin(),
sizer=_consMultiply_sizer,
value=self.consMultiply,
callback=self.set_consMultiply,
minimum=0,
maximum=3,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_consMultiply_sizer)
self.wxgui_fftsink2_0_2 = fftsink2.fft_sink_c(
self.n.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT After AWGN Addition",
peak_hold=False,
)
self.n.GetPage(2).Add(self.wxgui_fftsink2_0_2.win)
self.wxgui_fftsink2_0_1 = fftsink2.fft_sink_c(
self.n.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT AFter WSBM Transmit",
peak_hold=False,
)
self.n.GetPage(1).Add(self.wxgui_fftsink2_0_1.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.n.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT of File Source",
peak_hold=False,
)
self.n.GetPage(0).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.n.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT After WSBM Receive (We listen to this)",
peak_hold=False,
)
self.n.GetPage(3).Add(self.wxgui_fftsink2_0.win)
self.blocks_wavfile_source_0 = blocks.wavfile_source("/home/students/btech/b13236/EE304P/Lab_8/zeno_lp.wav", True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((consMultiply, ))
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.audio_sink_0 = audio.sink(44100, "", True)
self.analog_wfm_tx_0 = analog.wfm_tx(
audio_rate=44100,
quad_rate=88200,
tau=75e-6,
max_dev=75e3,
)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=88200,
audio_decimation=2,
)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, noiseAmp, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.analog_wfm_tx_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_wfm_tx_0, 0), (self.wxgui_fftsink2_0_1, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_fftsink2_0_2, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.analog_wfm_tx_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.wxgui_fftsink2_0_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block Mfsk")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 44100
##################################################
# Blocks
##################################################
self.notebook_2 = self.notebook_2 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_2.AddPage(grc_wxgui.Panel(self.notebook_2), "FFT")
self.notebook_2.AddPage(grc_wxgui.Panel(self.notebook_2), "SCOPE")
self.Add(self.notebook_2)
self.notebook_1 = self.notebook_1 = wx.Notebook(
self.notebook_2.GetPage(0).GetWin(), style=wx.NB_TOP)
self.notebook_1.AddPage(grc_wxgui.Panel(self.notebook_1), "fftSource")
self.notebook_1.AddPage(grc_wxgui.Panel(self.notebook_1),
"fftDemodulated")
self.notebook_2.GetPage(0).Add(self.notebook_1)
self.notebook_0 = self.notebook_0 = wx.Notebook(
self.notebook_2.GetPage(1).GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "ScopeRx")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"ScopeSource")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"Constellation")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"ScopeConstellation")
self.notebook_2.GetPage(1).Add(self.notebook_0)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.notebook_0.GetPage(1).GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=True,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(1).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook_0.GetPage(0).GetWin(),
title="Scope Plot - Source - Modulated - Demodulated",
sample_rate=samp_rate,
v_scale=4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=3,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.notebook_1.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot Source",
peak_hold=False,
)
self.notebook_1.GetPage(0).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.notebook_1.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=30,
ref_scale=4,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot Demodulated",
peak_hold=False,
)
self.notebook_1.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0_0 = constsink_gl.const_sink_c(
self.notebook_0.GetPage(2).GetWin(),
title="Constellation Plot Modulated",
sample_rate=samp_rate,
frame_rate=5,
const_size=2048,
M=4,
theta=0,
loop_bw=6.28 / 100.0,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=samp_rate / 4.,
omega_limit=0.005,
)
self.notebook_0.GetPage(2).Add(self.wxgui_constellationsink2_0_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.notebook_0.GetPage(3).GetWin(),
title="Constellation Plot Demodulated",
sample_rate=samp_rate,
frame_rate=5,
const_size=2048,
M=4,
theta=0,
loop_bw=6.28 / 100.0,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=samp_rate / 4.,
omega_limit=0.005,
)
self.notebook_0.GetPage(3).Add(self.wxgui_constellationsink2_0.win)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, samp_rate, 8000, 1000, firdes.WIN_HAMMING,
6.76))
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_vector_source_x_0_0_0_2 = blocks.vector_source_b(
(1, 1, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0), True, 1, [])
self.blocks_vector_source_x_0_0_0_1 = blocks.vector_source_b(
(1, 1), True, 1, [])
self.blocks_vector_source_x_0_0_0_0 = blocks.vector_source_b(
(1, 0), True, 1, [])
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_b((0, 1),
True, 1, [])
self.blocks_vector_source_x_0_0 = blocks.vector_source_b((0, 0), True,
1, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_sub_xx_1 = blocks.sub_ff(1)
self.blocks_sub_xx_0 = blocks.sub_cc(1)
self.blocks_repeat_0_2 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0_1_0 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0_1 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0_0 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_multiply_xx_0_1_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_1_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((-1, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((-1, ))
self.blocks_float_to_complex_1 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_2 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_1_0 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_1 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_0 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_2 = blocks.char_to_float(1, 2)
self.blocks_char_to_float_0_1_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_1 = blocks.char_to_float(1, 2)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 2)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 2)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_sig_source_x_0_0_1 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 100, 1, 0)
self.analog_sig_source_x_0_0_0_2 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 50, 1, 0)
self.analog_sig_source_x_0_0_0_1_1 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate, 1, 0)
self.analog_sig_source_x_0_0_0_1_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 10, 1, 0)
self.analog_sig_source_x_0_0_0_1 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 25, 1, 0)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(-100)
self.analog_const_source_x_0_0 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 3)
self.analog_const_source_x_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 1)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.analog_const_source_x_0_0, 0),
(self.blocks_sub_xx_1, 1))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.analog_sig_source_x_0_0_0_1, 0),
(self.blocks_multiply_xx_0_1_0_0, 0))
self.connect((self.analog_sig_source_x_0_0_0_1_0, 0),
(self.blocks_multiply_xx_0_1, 0))
self.connect((self.analog_sig_source_x_0_0_0_1_1, 0),
(self.blocks_multiply_xx_0_0, 0))
self.connect((self.analog_sig_source_x_0_0_0_2, 0),
(self.blocks_multiply_xx_0_1_0, 0))
self.connect((self.analog_sig_source_x_0_0_1, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.wxgui_constellationsink2_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.blocks_char_to_float_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_char_to_float_0_0, 0),
(self.blocks_float_to_complex_0_0, 0))
self.connect((self.blocks_char_to_float_0_1, 0),
(self.blocks_float_to_complex_0_1, 0))
self.connect((self.blocks_char_to_float_0_1_0, 0),
(self.blocks_float_to_complex_0_1_0, 0))
self.connect((self.blocks_char_to_float_0_1_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_char_to_float_0_2, 0),
(self.blocks_float_to_complex_0_2, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.blocks_float_to_complex_1, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.wxgui_scopesink2_0, 1))
self.connect((self.blocks_complex_to_float_0, 0),
(self.wxgui_scopesink2_0, 2))
self.connect((self.blocks_float_to_complex_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_float_to_complex_0_0, 0),
(self.blocks_multiply_xx_0_1_0, 1))
self.connect((self.blocks_float_to_complex_0_1, 0),
(self.blocks_multiply_xx_0_1_0_0, 1))
self.connect((self.blocks_float_to_complex_0_1_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.blocks_float_to_complex_0_2, 0),
(self.blocks_multiply_xx_0_1, 1))
self.connect((self.blocks_float_to_complex_1, 0),
(self.wxgui_constellationsink2_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_sub_xx_1, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0),
(self.blocks_add_xx_0, 4))
self.connect((self.blocks_multiply_xx_0_1, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.blocks_multiply_xx_0_1_0, 0),
(self.blocks_add_xx_0, 3))
self.connect((self.blocks_multiply_xx_0_1_0_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_repeat_0, 0),
(self.blocks_char_to_float_0, 0))
self.connect((self.blocks_repeat_0_0, 0),
(self.blocks_char_to_float_0_0, 0))
self.connect((self.blocks_repeat_0_1, 0),
(self.blocks_char_to_float_0_1, 0))
self.connect((self.blocks_repeat_0_1_0, 0),
(self.blocks_char_to_float_0_1_0, 0))
self.connect((self.blocks_repeat_0_2, 0),
(self.blocks_char_to_float_0_2, 0))
self.connect((self.blocks_sub_xx_0, 0),
(self.blocks_multiply_xx_0_0, 1))
self.connect((self.blocks_sub_xx_1, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.analog_quadrature_demod_cf_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_complex_to_float_0, 0))
self.connect((self.blocks_vector_source_x_0_0, 0),
(self.blocks_repeat_0, 0))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_repeat_0_1, 0))
self.connect((self.blocks_vector_source_x_0_0_0_0, 0),
(self.blocks_repeat_0_2, 0))
self.connect((self.blocks_vector_source_x_0_0_0_1, 0),
(self.blocks_repeat_0_0, 0))
self.connect((self.blocks_vector_source_x_0_0_0_2, 0),
(self.blocks_repeat_0_1_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.blocks_char_to_float_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_throttle_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self,
title="Wideband FM Receiver 1.0")
_icon_path = "C:\Program Files\GNURadio-3.7\share\icons\hicolor\scalable/apps\gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2e6
self.gain = gain = 50
self.fft_size = fft_size = 512
self.f = f = 106.1e6
##################################################
# Blocks
##################################################
self.notebook0 = self.notebook0 = wx.Notebook(self.GetWin(),
style=wx.NB_BOTTOM)
self.notebook0.AddPage(grc_wxgui.Panel(self.notebook0), "RF FFT")
self.notebook0.AddPage(grc_wxgui.Panel(self.notebook0), "Waterfall")
self.notebook0.AddPage(grc_wxgui.Panel(self.notebook0), "Audio FFT")
self.Add(self.notebook0)
self._fft_size_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.fft_size,
callback=self.set_fft_size,
label='FFT Size',
choices=[512, 1024, 2048, 4096, 8192],
labels=[],
style=wx.RA_HORIZONTAL,
)
self.Add(self._fft_size_chooser)
_f_sizer = wx.BoxSizer(wx.VERTICAL)
self._f_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_f_sizer,
value=self.f,
callback=self.set_f,
label='f',
converter=forms.int_converter(),
proportion=0,
)
self._f_slider = forms.slider(
parent=self.GetWin(),
sizer=_f_sizer,
value=self.f,
callback=self.set_f,
minimum=88e6,
maximum=110e6,
num_steps=220,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.Add(_f_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook0.GetPage(1).GetWin(),
baseband_freq=f,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=fft_size,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.notebook0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook0.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=200e3,
fft_size=2048,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot - Audio',
peak_hold=False,
win=window.rectangular,
)
self.notebook0.GetPage(2).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook0.GetPage(0).GetWin(),
baseband_freq=f,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=fft_size,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
win=window.blackmanharris,
)
self.notebook0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.rtlsdr_source_0.set_clock_source('internal', 0)
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(f, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(1, 0)
self.rtlsdr_source_0.set_iq_balance_mode(2, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(5, 0)
self.rtlsdr_source_0.set_if_gain(5, 0)
self.rtlsdr_source_0.set_bb_gain(5, 0)
self.rtlsdr_source_0.set_antenna('ant0', 0)
self.rtlsdr_source_0.set_bandwidth(250000, 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=100,
decimation=441,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
20,
firdes.low_pass(1, samp_rate, 100e3, 10e3, firdes.WIN_BLACKMAN,
6.76))
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label='Gain Control',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_gain_sizer)
self.audio_sink_0 = audio.sink(44100, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=100e3,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.rtlsdr_source_0, 0),
(self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Ettus Fm")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 5e6
self.freq = freq = 93.5e6
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Demod Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Audio")
self.Add(self.notebook_0)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label='freq',
converter=forms.float_converter(),
)
self.Add(self._freq_text_box)
self.wxgui_fftsink2_2 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48e3,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(2).Add(self.wxgui_fftsink2_2.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=250e3,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="addr=192.168.10.2",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(25, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.uhd_usrp_source_0.set_bandwidth(200e3, 0)
self.low_pass_filter_0 = gr.fir_filter_ccf(20, firdes.low_pass(
1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING, 6.76))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((5, ))
self.blks2_wfm_rcv_0 = blks2.wfm_rcv(
quad_rate=250e3,
audio_decimation=1,
)
self.blks2_rational_resampler_xxx_0 = blks2.rational_resampler_fff(
interpolation=48,
decimation=250,
taps=None,
fractional_bw=None,
)
self.audio_sink_0 = audio.sink(48000, "", True)
##################################################
# Connections
##################################################
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blks2_wfm_rcv_0, 0))
self.connect((self.blks2_wfm_rcv_0, 0), (self.blks2_rational_resampler_xxx_0, 0))
self.connect((self.blks2_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.wxgui_fftsink2_2, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Lesson9")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
self.freq = freq = 1e3
##################################################
# Blocks
##################################################
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label='freq',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=-50e3,
maximum=50e3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate, True)
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, freq, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Dsbsc")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 320000
##################################################
# Blocks
##################################################
self.lab2_part2 = self.lab2_part2 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.lab2_part2.AddPage(grc_wxgui.Panel(self.lab2_part2), "scope")
self.lab2_part2.AddPage(grc_wxgui.Panel(self.lab2_part2), "fft")
self.lab2_part2.AddPage(grc_wxgui.Panel(self.lab2_part2), "fft1")
self.Add(self.lab2_part2)
self.wxgui_scopesink2_0_0 = scopesink2.scope_sink_f(
self.lab2_part2.GetPage(0).GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.lab2_part2.GetPage(0).Add(self.wxgui_scopesink2_0_0.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.lab2_part2.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.lab2_part2.GetPage(2).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.lab2_part2.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.lab2_part2.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.low_pass_filter_0 = filter.fir_filter_fff(
1,
firdes.low_pass(1, samp_rate, 30000, 100, firdes.WIN_HAMMING,
6.76))
self.dc_blocker_xx_0 = filter.dc_blocker_ff(32, True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate)
self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((1, ))
self.blocks_add_const_vxx_0 = blocks.add_const_vff((0, ))
self.analog_sig_source_x_1 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, 100000, 1, 0)
self.analog_sig_source_x_0_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, 100000, 1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, 10000, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_fftsink2_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.wxgui_scopesink2_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_add_const_vxx_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_sig_source_x_1, 0),
(self.blocks_multiply_xx_1, 1))
self.connect((self.blocks_multiply_xx_0, 0),
(self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.dc_blocker_xx_0, 0))
self.connect((self.dc_blocker_xx_0, 0), (self.low_pass_filter_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Rds Tx")
_icon_path = "/home/azimout/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.usrp_interp = usrp_interp = 500
self.dac_rate = dac_rate = 128e6
self.wav_rate = wav_rate = 44100
self.usrp_rate = usrp_rate = int(dac_rate/usrp_interp)
self.fm_max_dev = fm_max_dev = 120e3
##################################################
# Blocks
##################################################
self.band_pass_filter_0 = gr.interp_fir_filter_fff(1, firdes.band_pass(
1, usrp_rate, 54e3, 60e3, 3e3, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_1 = gr.interp_fir_filter_fff(1, firdes.band_pass(
1, usrp_rate, 23e3, 53e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=usrp_rate,
decimation=wav_rate,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1_0 = blks2.rational_resampler_fff(
interpolation=usrp_rate,
decimation=wav_rate,
taps=None,
fractional_bw=None,
)
self.gr_add_xx_0 = gr.add_vff(1)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_char_to_float_0 = gr.char_to_float()
self.gr_diff_encoder_bb_0 = gr.diff_encoder_bb(2)
self.gr_frequency_modulator_fc_0 = gr.frequency_modulator_fc(2*math.pi*fm_max_dev/usrp_rate)
self.gr_map_bb_0 = gr.map_bb(([-1,1]))
self.gr_map_bb_1 = gr.map_bb(([1,2]))
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_xx_1 = gr.multiply_vff(1)
self.gr_rds_data_encoder_0 = rds.data_encoder("/media/dimitris/mywork/gr/dimitris/rds/trunk/src/test/rds_data.xml")
self.gr_rds_rate_enforcer_0 = rds.rate_enforcer(256000)
self.gr_sig_source_x_0 = gr.sig_source_f(usrp_rate, gr.GR_COS_WAVE, 19e3, 0.3, 0)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_unpack_k_bits_bb_0 = gr.unpack_k_bits_bb(2)
self.gr_wavfile_source_0 = gr.wavfile_source("/media/dimitris/mywork/gr/dimitris/rds/trunk/src/python/limmenso_stereo.wav", True)
self.low_pass_filter_0 = gr.interp_fir_filter_fff(1, firdes.low_pass(
1, usrp_rate, 1.5e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0 = gr.interp_fir_filter_fff(1, firdes.low_pass(
1, usrp_rate, 15e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.usrp_simple_sink_x_0 = grc_usrp.simple_sink_c(which=0, side="A")
self.usrp_simple_sink_x_0.set_interp_rate(500)
self.usrp_simple_sink_x_0.set_frequency(107.2e6, verbose=True)
self.usrp_simple_sink_x_0.set_gain(0)
self.usrp_simple_sink_x_0.set_enable(True)
self.usrp_simple_sink_x_0.set_auto_tr(True)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=20,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=usrp_rate,
fft_size=1024,
fft_rate=30,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
##################################################
# Connections
##################################################
self.connect((self.gr_sig_source_x_0, 0), (self.gr_rds_rate_enforcer_0, 1))
self.connect((self.gr_char_to_float_0, 0), (self.gr_rds_rate_enforcer_0, 0))
self.connect((self.gr_map_bb_0, 0), (self.gr_char_to_float_0, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0), (self.usrp_simple_sink_x_0, 0))
self.connect((self.gr_add_xx_1, 0), (self.gr_frequency_modulator_fc_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_add_xx_1, 1))
self.connect((self.gr_sub_xx_0, 0), (self.gr_multiply_xx_1, 2))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_1, 1))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_1, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 3))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 2))
self.connect((self.blks2_rational_resampler_xxx_1_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.gr_add_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1_0, 0), (self.gr_sub_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.gr_sub_xx_0, 0))
self.connect((self.gr_wavfile_source_0, 1), (self.blks2_rational_resampler_xxx_1_0, 0))
self.connect((self.gr_wavfile_source_0, 0), (self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.gr_rds_data_encoder_0, 0), (self.gr_diff_encoder_bb_0, 0))
self.connect((self.gr_diff_encoder_bb_0, 0), (self.gr_map_bb_1, 0))
self.connect((self.gr_map_bb_1, 0), (self.gr_unpack_k_bits_bb_0, 0))
self.connect((self.gr_unpack_k_bits_bb_0, 0), (self.gr_map_bb_0, 0))
self.connect((self.gr_rds_rate_enforcer_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_multiply_xx_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.gr_add_xx_1, 0))
self.connect((self.gr_multiply_xx_1, 0), (self.band_pass_filter_1, 0))
self.connect((self.band_pass_filter_1, 0), (self.gr_add_xx_1, 3))
self.connect((self.gr_add_xx_1, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_add_xx_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.gr_add_xx_1, 2))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Stereo FM receiver and RDS Decoder")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.freq_offset = freq_offset = 250000
self.freq = freq = 95.8e6
self.volume = volume = -3
self.samp_rate = samp_rate = 1e6
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
self.capture_base_freq = capture_base_freq = 88e6
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Const")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "x")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "y")
self.GridAdd(self.nb, 2, 0, 1, 2)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label='Freq',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88e6,
maximum=108e6,
num_steps=800,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.wxgui_waterfallsink2_1 = waterfallsink2.waterfall_sink_c(
self.nb.GetPage(8).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nb.GetPage(8).Add(self.wxgui_waterfallsink2_1.win)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nb.GetPage(2).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(6).GetWin(),
title='Scope Plot',
sample_rate=2375 * 4,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.nb.GetPage(6).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_c(
self.nb.GetPage(7).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.nb.GetPage(7).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=19000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='RDS',
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L-R',
peak_hold=False,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L+R',
peak_hold=False,
)
self.nb.GetPage(3).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=250000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='FM Demod',
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='Baseband',
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, .35, 100))
self.pfb_arb_resampler_xxx_1 = pfb.arb_resampler_fff(240000.0 / 250000,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_1.declare_sample_delay(0)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 / 250e3,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
self.gr_rds_parser_0 = rds.parser(True, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label='RF Gain',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
self.freq_xlating_fir_filter_xxx_2 = filter.freq_xlating_fir_filter_fcf(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)),
38000, 240000)
self.freq_xlating_fir_filter_xxx_1_0 = filter.freq_xlating_fir_filter_fcc(
1,
(firdes.low_pass(2500.0, 250000, 2.6e3, 2e3, firdes.WIN_HAMMING)),
57e3, 250000)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1, samp_rate, 80000, 20000)), freq_offset,
samp_rate)
self.fir_filter_xxx_1 = filter.fir_filter_fff(
5, (firdes.low_pass(1.0, 240000, 13e3, 3e3, firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=2,
differential=False,
samples_per_symbol=4,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(10**(1. * (volume) / 10), ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 2)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1,
'/home/deepstar/Projects/OverTheWire/advent2019/advent2019/steven/northpole-airwaves/northpole-airwaves.wav',
True)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=int(samp_rate / (250e3)),
)
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, freq - capture_base_freq, 1, 0)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=48000, tau=75e-6)
##################################################
# Connections
##################################################
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.gr_rds_parser_0, 'in'))
self.msg_connect((self.gr_rds_parser_0, 'out'),
(self.gr_rds_panel_0, 'in'))
self.connect((self.analog_fm_deemph_0_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_1_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.pfb_arb_resampler_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.audio_sink_0, 1))
self.connect((self.blocks_multiply_xx_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_fftsink2_1, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_waterfallsink2_1, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.gr_rds_decoder_0, 0))
self.connect((self.digital_psk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.fir_filter_xxx_1, 0),
(self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1_0, 0),
(self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.pfb_arb_resampler_xxx_0, 0),
(self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.fir_filter_xxx_1, 0))
self.connect((self.pfb_arb_resampler_xxx_1, 0),
(self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_psk_demod_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.wxgui_scopesink2_1, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 960000
##################################################
# Blocks
##################################################
self.lab2_part4 = self.lab2_part4 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.lab2_part4.AddPage(grc_wxgui.Panel(self.lab2_part4), "scope")
self.lab2_part4.AddPage(grc_wxgui.Panel(self.lab2_part4), "fft")
self.Add(self.lab2_part4)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.lab2_part4.GetPage(0).GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.lab2_part4.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.lab2_part4.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.lab2_part4.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.iir_filter_ffd_0 = filter.iir_filter_ffd((1 / 960e3, ), (1, 1),
True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.analog_sig_source_x_1 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 100000, 1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, 10000, 1, 0)
self.analog_phase_modulator_fc_0 = analog.phase_modulator_fc(471000)
##################################################
# Connections
##################################################
self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.analog_phase_modulator_fc_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.analog_sig_source_x_1, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.iir_filter_ffd_0, 0),
(self.analog_phase_modulator_fc_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.iir_filter_ffd_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Stereo FM receiver and RDS Decoder")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1000000
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 250000
self.freq = freq = 106.1e6
self.baseband_rate = baseband_rate = samp_rate/bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.volume = volume = 0
self.gain = gain = 37.6
self.freq_tune = freq_tune = freq - freq_offset
self.audio_rate = audio_rate = 48000
self.audio_decim_rate = audio_decim_rate = baseband_rate/audio_decim
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label="Volume",
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 0, 1, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L+R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Pilot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "DSBSC")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "L-R")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS constellation")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.GridAdd(self.nb, 2, 0, 1, 2)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=49.6,
num_steps=124,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_sizer, 0, 0, 1, 1)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label="Freq",
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=88.1e6,
maximum=107.9e6,
num_steps=99,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(8).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.nb.GetPage(8).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(7).GetWin(),
title="Scope Plot",
sample_rate=2375,
v_scale=0.4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=True,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb.GetPage(7).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.nb.GetPage(3).GetWin(),
title="Pilot",
sample_rate=baseband_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.nb.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(5).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="RDS",
peak_hold=False,
)
self.nb.GetPage(5).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0_0_1_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(6).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-50,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="L-R",
peak_hold=False,
)
self.nb.GetPage(6).Add(self.wxgui_fftsink2_0_0_0_1_0_0.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="DSBSC Sub-carrier",
peak_hold=False,
)
self.nb.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_decim_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="L+R",
peak_hold=False,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=baseband_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title="FM Demod",
peak_hold=False,
)
self.nb.GetPage(1).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=-30,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title="Baseband",
peak_hold=False,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + "" )
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(gain, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna("", 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(
1, samp_rate/bb_decim/audio_decim, 2375, 1, 100))
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=audio_rate,
decimation=audio_decim_rate,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=audio_rate,
decimation=audio_decim_rate,
taps=None,
fractional_bw=None,
)
self.gr_rds_parser_0 = rds.parser(False, True)
self.gr_rds_panel_0 = rds.rdsPanel(freq, self.GetWin())
self.Add(self.gr_rds_panel_0.panel)
self.gr_rds_decoder_0 = rds.decoder(False, False)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(audio_decim, (firdes.low_pass(2500.0,baseband_rate,2.4e3,2e3,firdes.WIN_HAMMING)), 57e3, baseband_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, (firdes.low_pass(1, samp_rate, xlate_bandwidth, 100000)), freq_offset, samp_rate)
self.fir_filter_xxx_5 = filter.fir_filter_fff(audio_decim, (firdes.low_pass(1.0,baseband_rate,20e3,40e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_5.declare_sample_delay(0)
self.fir_filter_xxx_3 = filter.fir_filter_fff(1, (firdes.band_pass(1.0,baseband_rate,38e3-13e3,38e3+13e3,3e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_3.declare_sample_delay(0)
self.fir_filter_xxx_2 = filter.fir_filter_fcc(1, (firdes.complex_band_pass(1.0,baseband_rate,19e3-500,19e3+500,1e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_2.declare_sample_delay(0)
self.fir_filter_xxx_1 = filter.fir_filter_fff(audio_decim, (firdes.low_pass(1.0,baseband_rate,13e3,3e3,firdes.WIN_HAMMING)))
self.fir_filter_xxx_1.declare_sample_delay(0)
self.digital_mpsk_receiver_cc_0 = digital.mpsk_receiver_cc(2, 0, 1*cmath.pi/100.0, -0.06, 0.06, 0.5, 0.05, samp_rate/bb_decim/audio_decim/ 2375.0, 0.001, 0.005)
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(2)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((10**(1.*(volume+15)/10), ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((10**(1.*(volume+15)/10), ))
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 2)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_imag_0 = blocks.complex_to_imag(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
self.analog_pll_refout_cc_0 = analog.pll_refout_cc(0.001, 2 * math.pi * (19000+200) / baseband_rate, 2 * math.pi * (19000-200) / baseband_rate)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=audio_decim_rate, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=audio_decim_rate, tau=75e-6)
##################################################
# Connections
##################################################
self.connect((self.fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_3, 0), (self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.fir_filter_xxx_1, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.fir_filter_xxx_5, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.analog_fm_deemph_0_0_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.wxgui_fftsink2_0_0_0_1_0_0, 0))
self.connect((self.fir_filter_xxx_5, 0), (self.blocks_add_xx_0, 1))
self.connect((self.fir_filter_xxx_5, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.fir_filter_xxx_3, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.analog_fm_deemph_0_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_3, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_2, 0))
self.connect((self.fir_filter_xxx_2, 0), (self.analog_pll_refout_cc_0, 0))
self.connect((self.analog_pll_refout_cc_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.analog_pll_refout_cc_0, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_complex_to_imag_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.digital_diff_decoder_bb_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.blocks_null_sink_0, 1))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.gr_rds_decoder_0, "out", self.gr_rds_parser_0, "in")
self.msg_connect(self.gr_rds_parser_0, "out", self.gr_rds_panel_0, "in")
def __init__(self, win, sat_name, mode_name, nbfm = True):
gr.hier_block2.__init__(self, "Channel "+str(sat_name)+" "+str(mode_name)+" FM",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_gr_complex))
self.trans_fm = trans_fm = 1500
self.samp_rate = samp_rate = 2048000
self.mode = mode = 1
self.decim = decim = 8
self.low_pass_filter = filter.fir_filter_ccf(4, filter.firdes.low_pass(
1, samp_rate/decim, 10000, trans_fm, filter.firdes.WIN_HAMMING, 6.76))
if nbfm:
self.fm_demod = analog.fm_demod_cf(
channel_rate=64000,
audio_decim=2,
deviation=5000,
audio_pass=4500,
audio_stop=4900,
gain=1.0,
tau=75e-6,
)
else:
if mode_name == 'APT':
self.fm_demod = analog.fm_demod_cf(
channel_rate=64000,
audio_decim=2,
deviation=17000,
audio_pass=5300,
audio_stop=5500,
gain=1.0,
tau=75e-6,
)
else:
self.fm_demod = analog.fm_demod_cf(
channel_rate=64000,
audio_decim=2,
deviation=45000,
audio_pass=17000,
audio_stop=18000,
gain=1.0,
tau=75e-6,
)
self.fftsink_audio = fftsink2.fft_sink_f(
win,
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=32000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=None,
title="FFT Plot (Audio - "+sat_name+" "+str(mode_name)+")",
peak_hold=True,
)
self.connect(self, (self.low_pass_filter, 0))
self.connect((self.low_pass_filter, 0), (self.fm_demod, 0))
self.connect((self.fm_demod, 0), (self.fftsink_audio, 0))
self.connect((self.fm_demod, 0), self)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fm Stereo Tx")
##################################################
# Variables
##################################################
self.st_gain = st_gain = 10
self.samp_rate = samp_rate = 195.312e3
self.pilot_gain = pilot_gain = 80e-3
self.mpx_rate = mpx_rate = 160e3
self.Mono_gain = Mono_gain = 300e-3
self.FM_freq = FM_freq = 96.5e6
##################################################
# Blocks
##################################################
_st_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._st_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_st_gain_sizer,
value=self.st_gain,
callback=self.set_st_gain,
label='st_gain',
converter=forms.float_converter(),
proportion=0,
)
self._st_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_st_gain_sizer,
value=self.st_gain,
callback=self.set_st_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_st_gain_sizer)
_pilot_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._pilot_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
label='pilot_gain',
converter=forms.float_converter(),
proportion=0,
)
self._pilot_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_pilot_gain_sizer)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "FM")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "audio")
self.Add(self.notebook_0)
_Mono_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._Mono_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_Mono_gain_sizer,
value=self.Mono_gain,
callback=self.set_Mono_gain,
label='Mono_gain',
converter=forms.float_converter(),
proportion=0,
)
self._Mono_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_Mono_gain_sizer,
value=self.Mono_gain,
callback=self.set_Mono_gain,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_Mono_gain_sizer)
_FM_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._FM_freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
label='FM_freq',
converter=forms.float_converter(),
proportion=0,
)
self._FM_freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
minimum=88e6,
maximum=108e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_FM_freq_sizer)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=FM_freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
device_addr="addr=192.168.10.2",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(FM_freq, 0)
self.uhd_usrp_sink_0.set_gain(0, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.low_pass_filter_0 = gr.fir_filter_fff(
1,
firdes.low_pass(Mono_gain, mpx_rate, 15000, 2000,
firdes.WIN_HAMMING, 6.76))
self.gr_vector_to_streams_0 = gr.vector_to_streams(
gr.sizeof_short * 1, 2)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_sig_source_x_1 = gr.sig_source_f(160000, gr.GR_SIN_WAVE, 19000,
pilot_gain, 0)
self.gr_sig_source_x_0 = gr.sig_source_f(160000, gr.GR_SIN_WAVE, 38000,
30e-3, 0)
self.gr_short_to_float_1 = gr.short_to_float(1, 1)
self.gr_short_to_float_0 = gr.short_to_float(1, 1)
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_const_vxx_2 = gr.multiply_const_vcc((32.768e3, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((30e-6, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((30e-6, ))
self.gr_frequency_modulator_fc_0 = gr.frequency_modulator_fc(980e-3)
self.gr_file_source_0 = gr.file_source(
gr.sizeof_short * 2,
"/home/kranthi/Documents/project/FM Transceiver/FM Transmitter/test.raw",
True)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.blks2_rational_resampler_xxx_2 = blks2.rational_resampler_fff(
interpolation=4,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=5,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_0 = blks2.rational_resampler_fff(
interpolation=5,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_fm_preemph_0 = blks2.fm_preemph(fs=mpx_rate, tau=50e-6)
self.band_pass_filter_0 = gr.fir_filter_fff(
1,
firdes.band_pass(st_gain, mpx_rate, 23000, 53000, 2000,
firdes.WIN_HAMMING, 6.76))
##################################################
# Connections
##################################################
self.connect((self.gr_file_source_0, 0),
(self.gr_vector_to_streams_0, 0))
self.connect((self.gr_vector_to_streams_0, 0),
(self.gr_short_to_float_0, 0))
self.connect((self.gr_vector_to_streams_0, 1),
(self.gr_short_to_float_1, 0))
self.connect((self.gr_short_to_float_0, 0),
(self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_short_to_float_1, 0),
(self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.blks2_rational_resampler_xxx_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0),
(self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.gr_add_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.gr_sub_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0),
(self.gr_sub_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1, 0),
(self.gr_add_xx_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_multiply_xx_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.gr_sig_source_x_1, 0), (self.gr_add_xx_1, 0))
self.connect((self.band_pass_filter_0, 0), (self.gr_add_xx_1, 1))
self.connect((self.low_pass_filter_0, 0), (self.gr_add_xx_1, 2))
self.connect((self.gr_add_xx_1, 0), (self.blks2_fm_preemph_0, 0))
self.connect((self.blks2_fm_preemph_0, 0),
(self.blks2_rational_resampler_xxx_2, 0))
self.connect((self.blks2_rational_resampler_xxx_2, 0),
(self.gr_frequency_modulator_fc_0, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0),
(self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_multiply_const_vxx_2, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0),
(self.wxgui_fftsink2_1, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fm Test")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.transition = transition = 1e6
self.samp_rate = samp_rate = 1.6e6
self.quadrature = quadrature = 500e3
self.freq_2 = freq_2 = 70e6
self.freq = freq = 97.7e6
self.cutoff = cutoff = 100e3
##################################################
# Blocks
##################################################
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label='freq',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=65e6,
maximum=110e6,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='RAW FFT Plot',
peak_hold=False,
size=(100, 200),
)
self.Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(freq, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(20, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=441,
decimation=5000,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
int(samp_rate / quadrature),
firdes.low_pass(1, samp_rate, cutoff, transition,
firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(44100, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500e3,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_fftsink2_1, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM Stereo Receiver")
##################################################
# Variables
##################################################
self.smux_filt_samprate = smux_filt_samprate = 256e3
self.smux_decim = smux_decim = 8
self.samp_rate = samp_rate = 2.048e6
self.right_gain = right_gain = 3
self.left_gain = left_gain = 3
self.bpf_base = bpf_base = 23e3
self.RF_Gain = RF_Gain = 45
self.CF = CF = 99.3e6
##################################################
# Blocks
##################################################
self._samp_rate_text_box = forms.text_box(
parent=self.GetWin(),
value=self.samp_rate,
callback=self.set_samp_rate,
label="Sample Rate: 1.024M, 1.4M, 1.8M, 1.92M, 2.048M, 2.4M & 2. 56M",
converter=forms.float_converter(),
)
self.GridAdd(self._samp_rate_text_box, 1, 0, 1, 1)
_right_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._right_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_right_gain_sizer,
value=self.right_gain,
callback=self.set_right_gain,
label="R Audio Gain",
converter=forms.float_converter(),
proportion=0,
)
self._right_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_right_gain_sizer,
value=self.right_gain,
callback=self.set_right_gain,
minimum=0,
maximum=5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_right_gain_sizer, 0, 1, 1, 1)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "BB Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Demod Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Stereo Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Stereo Signal")
self.GridAdd(self.notebook_0, 2, 0, 1, 2)
_left_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._left_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_left_gain_sizer,
value=self.left_gain,
callback=self.set_left_gain,
label="L Audio Gain",
converter=forms.float_converter(),
proportion=0,
)
self._left_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_left_gain_sizer,
value=self.left_gain,
callback=self.set_left_gain,
minimum=0,
maximum=5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_left_gain_sizer, 0, 0, 1, 1)
_RF_Gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._RF_Gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._RF_Gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_RF_Gain_sizer,
value=self.RF_Gain,
callback=self.set_RF_Gain,
minimum=0,
maximum=100,
num_steps=45,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_RF_Gain_sizer, 1, 1, 1, 1)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Baseband Waterfall",
size=(800,100),
)
self.notebook_0.GetPage(0).GridAdd(self.wxgui_waterfallsink2_0.win, 3, 0, 1, 2)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook_0.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=32e3,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
size=(800,500),
)
self.notebook_0.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=32e3,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Difference FFT ",
peak_hold=False,
)
self.notebook_0.GetPage(2).Add(self.wxgui_fftsink2_0_1.win)
self.wxgui_fftsink2_0_0_0 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate/8,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Demodulated FFT",
peak_hold=False,
size=(800,800),
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Baseband FFT",
peak_hold=False,
size=(800,100),
)
self.notebook_0.GetPage(0).GridAdd(self.wxgui_fftsink2_0_0.win, 2, 0, 1, 2)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=32e3,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Sum FFT",
peak_hold=False,
)
self.notebook_0.GetPage(2).Add(self.wxgui_fftsink2_0.win)
self.rfgain = blocks.multiply_const_vcc((RF_Gain, ))
self.low_pass_filter_1_0 = filter.fir_filter_fff(smux_decim, firdes.low_pass(
1, smux_filt_samprate, 15e3, 500, firdes.WIN_HAMMING, 1))
self.low_pass_filter_0 = filter.fir_filter_ccf(2, firdes.low_pass(
2, samp_rate/4, 100e3, 500, firdes.WIN_KAISER, 6.76))
self.iir_filter_xxx_0 = filter.iir_filter_ccf((-0.00266, 0.00504, -0.00309, -0.00136, 0.00663, -0.01052, 0.01103, -0.00731, 0.00016, 0.00800, -0.01396, 0.01490, -0.00971, -0.00035, 0.01173, -0.01979, 0.02054, -0.01240, -0.00273, 0.01960, -0.03122, 0.03124, -0.01669, -0.01017, 0.04137, -0.06448, 0.06476, -0.02634, -0.07449, 0.33571, -0.00000, -0.33571, 0.07449, 0.02634, -0.06476, 0.06448, -0.04137, 0.01017, 0.01669, -0.03124, 0.03122, -0.01960, 0.00273, 0.01240, -0.02054, 0.01979, -0.01173, 0.00035, 0.00971, -0.01490, 0.01396, -0.00800, -0.00016, 0.00731, -0.01103, 0.01052, -0.00663, 0.00136, 0.00309, -0.00504, 0.00266
), (1 , ), False)
self.fir_filter_xxx_0_0 = filter.fir_filter_ccf(4, (1,1,1,1))
self.fir_filter_xxx_0_0.declare_sample_delay(0)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_multiply_xx_1_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_vff((right_gain, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((left_gain, ))
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_source_0_0 = blocks.file_source(gr.sizeof_gr_complex*1, "/Users/bretttt/iCloud_drive/16S/engs110/project/radio_dat/IQ_Data_STEREO1", True)
self.blocks_divide_xx_1 = blocks.divide_cc(1)
self.blocks_delay_2 = blocks.delay(gr.sizeof_gr_complex*1, 30)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_imag_0 = blocks.complex_to_imag(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.blocks_add_const_vxx_0 = blocks.add_const_vcc((0.1, ))
self.baseband_LPF = filter.fir_filter_fff(smux_decim, firdes.low_pass(
1, smux_filt_samprate, 15e3, 500, firdes.WIN_KAISER, 6.76))
self.band_pass_filter_0_0_0 = filter.fir_filter_fcc(1, firdes.complex_band_pass(
1, smux_filt_samprate, 18000, 20000, 1000, firdes.WIN_KAISER, 1))
self.band_pass_filter_0 = filter.fir_filter_fff(1, firdes.band_pass(
1, smux_filt_samprate, bpf_base, bpf_base+30e3, 500, firdes.WIN_KAISER, 6.76))
self.audio_sink_0_0_0_0 = audio.sink(32000, "", True)
self.analog_pll_refout_cc_0_0 = analog.pll_refout_cc(3.14/100, 0.152*3.14, 0.144*3.14)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=samp_rate/8, tau=75e-6)
self.analog_fm_deemph_0 = analog.fm_deemph(fs=samp_rate/8, tau=75e-6)
self.analog_const_source_x_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0)
_CF_sizer = wx.BoxSizer(wx.VERTICAL)
self._CF_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
label="Center Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._CF_slider = forms.slider(
parent=self.GetWin(),
sizer=_CF_sizer,
value=self.CF,
callback=self.set_CF,
minimum=80e6,
maximum=108e6,
num_steps=280,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_CF_sizer, 3, 0, 1, 2)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0), (self.blocks_float_to_complex_0, 1))
self.connect((self.analog_fm_deemph_0, 0), (self.audio_sink_0_0_0_0, 0))
self.connect((self.analog_fm_deemph_0_0, 0), (self.audio_sink_0_0_0_0, 1))
self.connect((self.analog_pll_refout_cc_0_0, 0), (self.blocks_multiply_xx_1_0, 0))
self.connect((self.analog_pll_refout_cc_0_0, 0), (self.blocks_multiply_xx_1_0, 1))
self.connect((self.band_pass_filter_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.band_pass_filter_0_0_0, 0), (self.analog_pll_refout_cc_0_0, 0))
self.connect((self.baseband_LPF, 0), (self.blocks_add_xx_0, 0))
self.connect((self.baseband_LPF, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.blocks_add_const_vxx_0, 0), (self.blocks_divide_xx_1, 1))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.band_pass_filter_0_0_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.baseband_LPF, 0))
self.connect((self.blocks_complex_to_imag_0, 0), (self.wxgui_fftsink2_0_0_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_delay_2, 0), (self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.blocks_divide_xx_1, 0), (self.blocks_delay_2, 0))
self.connect((self.blocks_divide_xx_1, 0), (self.iir_filter_xxx_0, 0))
self.connect((self.blocks_file_source_0_0, 0), (self.rfgain, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.blocks_complex_to_imag_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.analog_fm_deemph_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.wxgui_fftsink2_0_1, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_1_0, 0))
self.connect((self.blocks_multiply_xx_1_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.fir_filter_xxx_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.fir_filter_xxx_0_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.iir_filter_xxx_0, 0), (self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_complex_to_mag_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_divide_xx_1, 0))
self.connect((self.low_pass_filter_1_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.low_pass_filter_1_0, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.rfgain, 0), (self.blocks_throttle_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Lesson 3 - FM Rx")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 4e6
self.rx_gain = rx_gain = 15
self.lpf_decim = lpf_decim = 20
self.freq = freq = 90.1e6
self.audio_samp_rate = audio_samp_rate = 96e3
##################################################
# Blocks
##################################################
_rx_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rx_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rx_gain_sizer,
value=self.rx_gain,
callback=self.set_rx_gain,
label='rx_gain',
converter=forms.float_converter(),
proportion=0,
)
self._rx_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_rx_gain_sizer,
value=self.rx_gain,
callback=self.set_rx_gain,
minimum=0,
maximum=30,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_rx_gain_sizer)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Audio")
self.Add(self.notebook_0)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label='freq',
converter=forms.float_converter(),
)
self.Add(self._freq_text_box)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate / lpf_decim,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(rx_gain, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.low_pass_filter_0 = filter.fir_filter_ccf(
lpf_decim,
firdes.low_pass(1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING,
6.76))
self.gr_wavfile_sink_0 = blocks.wavfile_sink("fm_record.wav", 1,
int(audio_samp_rate), 8)
self.blks2_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate / lpf_decim,
audio_decimation=1,
)
self.blks2_rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=96,
decimation=1,
taps=None,
fractional_bw=None,
)
self.audio_sink_0 = audio.sink(int(audio_samp_rate), "", True)
##################################################
# Connections
##################################################
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.gr_wavfile_sink_0, 0))
self.connect((self.blks2_wfm_rcv_0, 0),
(self.blks2_rational_resampler_xxx_0, 0))
self.connect((self.blks2_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.blks2_wfm_rcv_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
def _build_gui(self, vbox, usrp_rate, demod_rate, audio_rate):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
if 1:
self.src_fft = fftsink2.fft_sink_c(self.panel,
title="Data from USRP",
fft_size=512,
sample_rate=usrp_rate,
ref_scale=32768.0,
ref_level=0,
y_divs=12)
self.connect(self.u, self.src_fft)
vbox.Add(self.src_fft.win, 4, wx.EXPAND)
if 1:
post_fm_demod_fft = fftsink2.fft_sink_f(self.panel,
title="Post FM Demod",
fft_size=512,
sample_rate=demod_rate,
y_per_div=10,
ref_level=0)
self.connect(self.guts.fm_demod, post_fm_demod_fft)
vbox.Add(post_fm_demod_fft.win, 4, wx.EXPAND)
if 0:
post_stereo_carrier_generator_fft = fftsink2.fft_sink_c(
self.panel,
title="Post Stereo_carrier_generator",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=0)
self.connect(self.guts.stereo_carrier_generator,
post_stereo_carrier_generator_fft)
vbox.Add(post_stereo_carrier_generator_fft.win, 4, wx.EXPAND)
if 0:
post_deemphasis_left = fftsink2.fft_sink_f(
self.panel,
title="Post_Deemphasis_Left",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=0)
self.connect(self.guts.deemph_Left, post_deemphasis_left)
vbox.Add(post_deemphasis_left.win, 4, wx.EXPAND)
if 0:
post_deemphasis_right = fftsink2.fft_sink_f(
self.panel,
title="Post_Deemphasis_Right",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=-20)
self.connect(self.guts.deemph_Left, post_deemphasis_right)
vbox.Add(post_deemphasis_right.win, 4, wx.EXPAND)
if 0:
LmR_fft = fftsink2.fft_sink_f(self.panel,
title="LmR",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=-20)
self.connect(self.guts.LmR_real, LmR_fft)
vbox.Add(LmR_fft.win, 4, wx.EXPAND)
if 0:
self.scope = scopesink2.scope_sink_f(self.panel,
sample_rate=demod_rate)
self.connect(self.guts.fm_demod, self.scope)
vbox.Add(self.scope.win, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['freq'] = form.float_field(parent=self.panel,
sizer=hbox,
label="Freq",
weight=1,
callback=myform.check_input_and_call(
_form_set_freq,
self._set_status_msg))
hbox.Add((5, 0), 0)
myform['freq_slider'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, weight=3,
range=(self.fm_freq_min, self.fm_freq_max, 0.1e6),
callback=self.set_freq)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['volume'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume",
weight=3, range=self.volume_range(),
callback=self.set_vol)
hbox.Add((5, 0), 1)
g = self.u.get_gain_range()
myform['gain'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain",
weight=3, range=(g.start(), g.stop(), g.step()),
callback=self.set_gain)
hbox.Add((5, 0), 0)
myform['sqlch_thrsh'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Stereo Squelch Threshold",
weight=3, range=(0.0,1.0,0.01),
callback=self.set_squelch)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE(self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON(self.frame, self.on_button)
except:
print "FYI: No Powermate or Contour Knob found"
def _build_gui(self, vbox, no_gui):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
self.src_fft = None
if 0 and not(no_gui):
self.src_fft = fftsink2.fft_sink_c(self.panel,
title="Data from USRP",
fft_size=512,
sample_rate=self.rxpath.if_rate,
ref_scale=32768.0,
ref_level=0,
y_per_div=10,
y_divs=12)
self.connect (self.rxpath.u, self.src_fft)
vbox.Add (self.src_fft.win, 4, wx.EXPAND)
if 1 and not(no_gui):
rx_fft = fftsink2.fft_sink_c(self.panel,
title="Post s/w Resampling",
fft_size=512,
sample_rate=self.rxpath.quad_rate,
ref_level=80,
y_per_div=20)
self.connect (self.rxpath.resamp, rx_fft)
vbox.Add (rx_fft.win, 4, wx.EXPAND)
if 1 and not(no_gui):
post_deemph_fft = fftsink2.fft_sink_f(self.panel,
title="Post Deemph",
fft_size=512,
sample_rate=self.rxpath.audio_rate,
y_per_div=10,
ref_level=-40)
self.connect (self.rxpath.fmrx.deemph, post_deemph_fft)
vbox.Add (post_deemph_fft.win, 4, wx.EXPAND)
if 0:
post_filt_fft = fftsink2.fft_sink_f(self.panel,
title="Post Filter",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=-40)
self.connect (self.guts.audio_filter, post_filt)
vbox.Add (fft_win4, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5,0), 0)
myform['freq'] = form.float_field(
parent=self.panel, sizer=hbox, label="Freq", weight=1,
callback=myform.check_input_and_call(_form_set_freq,
self._set_status_msg))
#hbox.Add((5,0), 0)
#myform['freq_slider'] = \
# form.quantized_slider_field(parent=self.panel, sizer=hbox, weight=3,
# range=(87.9e6, 108.1e6, 0.1e6),
# callback=self.set_freq)
hbox.Add((5,0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5,0), 0)
myform['volume'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume",
weight=3, range=self.volume_range(),
callback=self.set_volume)
hbox.Add((5,0), 0)
myform['squelch'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Squelch",
weight=3, range=self.rxpath.squelch_range(),
callback=self.set_squelch)
g = self.rxpath.u.get_gain_range()
hbox.Add((5,0), 0)
myform['gain'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain",
weight=3, range=(g.start(), g.stop(), g.step()),
callback=self.set_gain)
hbox.Add((5,0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE (self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON (self.frame, self.on_button)
except:
print "FYI: No Powermate or Contour Knob found"
def __init__(self,file_name):
grc_wxgui.top_block_gui.__init__(self, title="Test")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 10e6
self.freq = freq = 93.5e6
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Specturm")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Demod Spectrum")
self.Add(self.notebook_0)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.freq,
callback=self.set_freq,
label='freq',
converter=forms.float_converter(),
)
self.Add(self._freq_text_box)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=500e3,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot (Demod)",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot (RF)",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_gain(15, 0)
self.uhd_usrp_source_0.set_antenna("RX2", 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=96,
decimation=500,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(20, firdes.low_pass(
1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING, 6.76))
self.logpwrfft_x_0 = logpwrfft.logpwrfft_c(
sample_rate=samp_rate,
fft_size=1024,
ref_scale=2,
frame_rate=15,
avg_alpha=0.133333,
average=True,
)
save_file_name = "/home/xi/fm_location/data/"+file_name+".dat"
self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_float*1024, save_file_name, False)
self.blocks_file_sink_0.set_unbuffered(True)
self.audio_sink_0 = audio.sink(96000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500e3,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.logpwrfft_x_0, 0), (self.blocks_file_sink_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.logpwrfft_x_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
def _build_gui(self, vbox, usrp_rate, demod_rate, audio_rate):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
if 1:
self.src_fft = fftsink2.fft_sink_c(self.panel, title="Data from USRP2",
fft_size=512, sample_rate=usrp_rate,
ref_scale=1.0, ref_level=0, y_divs=12)
self.connect (self.u, self.src_fft)
vbox.Add (self.src_fft.win, 4, wx.EXPAND)
if 1:
post_filt_fft = fftsink2.fft_sink_f(self.panel, title="Post Demod",
fft_size=1024, sample_rate=usrp_rate,
y_per_div=10, ref_level=0)
self.connect (self.guts.fm_demod, post_filt_fft)
vbox.Add (post_filt_fft.win, 4, wx.EXPAND)
if 0:
post_deemph_fft = fftsink2.fft_sink_f(self.panel, title="Post Deemph",
fft_size=512, sample_rate=audio_rate,
y_per_div=10, ref_level=-20)
self.connect (self.guts.deemph, post_deemph_fft)
vbox.Add (post_deemph_fft.win, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5,0), 0)
myform['freq'] = form.float_field(
parent=self.panel, sizer=hbox, label="Freq", weight=1,
callback=myform.check_input_and_call(_form_set_freq, self._set_status_msg))
hbox.Add((5,0), 0)
myform['freq_slider'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, weight=3,
range=(87.9e6, 108.1e6, 0.1e6),
callback=self.set_freq)
hbox.Add((5,0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5,0), 0)
myform['volume'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume",
weight=3, range=self.volume_range(),
callback=self.set_vol)
hbox.Add((5,0), 1)
myform['gain'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain",
weight=3, range=self.u.gain_range(),
callback=self.set_gain)
hbox.Add((5,0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE (self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON (self.frame, self.on_button)
except:
pass
def _build_gui(self, vbox, usrp_rate, demod_rate, audio_rate):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
if 1:
self.src_fft = fftsink2.fft_sink_c(self.panel,
title="Data from USRP2",
fft_size=512,
sample_rate=usrp_rate,
ref_scale=1.0,
ref_level=0,
y_divs=12)
self.connect(self.u, self.src_fft)
vbox.Add(self.src_fft.win, 4, wx.EXPAND)
if 1:
post_filt_fft = fftsink2.fft_sink_f(self.panel,
title="Post Demod",
fft_size=1024,
sample_rate=usrp_rate,
y_per_div=10,
ref_level=0)
self.connect(self.guts.fm_demod, post_filt_fft)
vbox.Add(post_filt_fft.win, 4, wx.EXPAND)
if 0:
post_deemph_fft = fftsink2.fft_sink_f(self.panel,
title="Post Deemph",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=-20)
self.connect(self.guts.deemph, post_deemph_fft)
vbox.Add(post_deemph_fft.win, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['freq'] = form.float_field(parent=self.panel,
sizer=hbox,
label="Freq",
weight=1,
callback=myform.check_input_and_call(
_form_set_freq,
self._set_status_msg))
hbox.Add((5, 0), 0)
myform['freq_slider'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, weight=3,
range=(87.9e6, 108.1e6, 0.1e6),
callback=self.set_freq)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['volume'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume",
weight=3, range=self.volume_range(),
callback=self.set_vol)
hbox.Add((5, 0), 1)
myform['gain'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain",
weight=3, range=self.u.gain_range(),
callback=self.set_gain)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE(self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON(self.frame, self.on_button)
except:
pass
def _build_gui(self, vbox, usrp_rate, demod_rate, audio_rate):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
if 0:
self.src_fft = fftsink2.fft_sink_c(self.panel, title="Data from USRP",
fft_size=512, sample_rate=usrp_rate,
ref_scale=32768.0, ref_level=0.0, y_divs=12)
self.connect (self.u, self.src_fft)
vbox.Add (self.src_fft.win, 4, wx.EXPAND)
if 0:
self.post_filt_fft = fftsink2.fft_sink_c(self.panel, title="Post Channel filter",
fft_size=512, sample_rate=demod_rate)
self.connect (self.chan_filt, self.post_filt_fft)
vbox.Add (self.post_filt_fft.win, 4, wx.EXPAND)
if 0:
post_demod_fft = fftsink2.fft_sink_f(self.panel, title="Post Demod",
fft_size=1024, sample_rate=demod_rate,
y_per_div=10, ref_level=0)
self.connect (self.am_demod, post_demod_fft)
vbox.Add (post_demod_fft.win, 4, wx.EXPAND)
if 1:
audio_fft = fftsink2.fft_sink_f(self.panel, title="Audio",
fft_size=512, sample_rate=audio_rate,
y_per_div=10, ref_level=20)
self.connect (self.audio_filt, audio_fft)
vbox.Add (audio_fft.win, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5,0), 0)
myform['freq'] = form.float_field(
parent=self.panel, sizer=hbox, label="Freq", weight=1,
callback=myform.check_input_and_call(_form_set_freq, self._set_status_msg))
hbox.Add((5,0), 0)
myform['freq_slider'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, weight=3,
range=(520.0e3, 1611.0e3, 1.0e3),
callback=self.set_freq)
hbox.Add((5,0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5,0), 0)
myform['volume'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume",
weight=3, range=self.volume_range(),
callback=self.set_vol)
hbox.Add((5,0), 1)
g = self.u.get_gain_range()
myform['gain'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain",
weight=3, range=(g.start(), g.stop(), g.step()),
callback=self.set_gain)
hbox.Add((5,0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE (self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON (self.frame, self.on_button)
except:
print "FYI: No Powermate or Contour Knob found"
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fm Receiver")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 8e6
self.frequency = frequency = 981e5
self.filter_width = filter_width = 200e3
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Raw")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"After Demoduation")
self.Add(self.notebook_0)
_frequency_sizer = wx.BoxSizer(wx.VERTICAL)
self._frequency_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_frequency_sizer,
value=self.frequency,
callback=self.set_frequency,
label='frequency',
converter=forms.float_converter(),
proportion=0,
)
self._frequency_slider = forms.slider(
parent=self.GetWin(),
sizer=_frequency_sizer,
value=self.frequency,
callback=self.set_frequency,
minimum=90e6,
maximum=108e6,
num_steps=100,
style=wx.SL_VERTICAL,
cast=float,
proportion=1,
)
self.Add(_frequency_sizer)
_filter_width_sizer = wx.BoxSizer(wx.VERTICAL)
self._filter_width_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_filter_width_sizer,
value=self.filter_width,
callback=self.set_filter_width,
label='filter_width',
converter=forms.float_converter(),
proportion=0,
)
self._filter_width_slider = forms.slider(
parent=self.GetWin(),
sizer=_filter_width_sizer,
value=self.filter_width,
callback=self.set_filter_width,
minimum=50e3,
maximum=400e3,
num_steps=100,
style=wx.SL_VERTICAL,
cast=float,
proportion=1,
)
self.Add(_filter_width_sizer)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=250e3,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=1015e5,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=500,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=48,
decimation=400,
taps=None,
fractional_bw=None,
)
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
"")
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(frequency, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(0, 0)
self.osmosdr_source_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(20, 0)
self.osmosdr_source_0.set_if_gain(20, 0)
self.osmosdr_source_0.set_bb_gain(20, 0)
self.osmosdr_source_0.set_antenna("", 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.low_pass_filter_0 = filter.fir_filter_ccf(
20,
firdes.low_pass(1, samp_rate, filter_width, 10e3,
firdes.WIN_HAMMING, 6.76))
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
"/Users/myla/SDR/FM Reciever/fm2.wav", 1, 48000, 8)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=250e3,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_wavfile_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 5e6
self.freqScan = freqScan = 100.5e6
self.freqC = freqC = 100.5e6
self.fftSize = fftSize = 512
self.decimation = decimation = 20
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Spectrum")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Waterfall")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Demod")
self.Add(self.notebook_0)
_freqC_sizer = wx.BoxSizer(wx.VERTICAL)
self._freqC_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freqC_sizer,
value=self.freqC,
callback=self.set_freqC,
label='freqC',
converter=forms.float_converter(),
proportion=0,
)
self._freqC_slider = forms.slider(
parent=self.GetWin(),
sizer=_freqC_sizer,
value=self.freqC,
callback=self.set_freqC,
minimum=87.7e6,
maximum=107.7e6,
num_steps=int((107.7-87.7)*10/2.0+1),
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freqC_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=freqC,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=fftSize,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.notebook_0.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(2).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=freqC,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=fftSize,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(freqC, 0)
self.uhd_usrp_source_0.set_gain(25, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=int(48e3),
decimation=int(samp_rate/decimation),
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(decimation, firdes.low_pass(
1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING, 6.76))
_freqScan_sizer = wx.BoxSizer(wx.VERTICAL)
self._freqScan_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freqScan_sizer,
value=self.freqScan,
callback=self.set_freqScan,
label='freqScan',
converter=forms.float_converter(),
proportion=0,
)
self._freqScan_slider = forms.slider(
parent=self.GetWin(),
sizer=_freqScan_sizer,
value=self.freqScan,
callback=self.set_freqScan,
minimum=87.7e6,
maximum=107.7e6,
num_steps=int((107.7-87.7)*10/2.0+1),
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freqScan_sizer)
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate/decimation,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 48000
self.seed = seed = 128
self.m_rate = m_rate = 0.8
self.if_rate = if_rate = samp_rate * 40
self.gauss = gauss = 0
self.fc = fc = 511e3
self.dpp = dpp = 100.0
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=if_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0_1 = filter.rational_resampler_fff(
interpolation=3,
decimation=1,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=40,
decimation=1,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.interp_fir_filter_fff(
1,
firdes.low_pass(1, samp_rate, 7500, 100, firdes.WIN_HAMMING, 6.76))
self.hilbert_fc_0 = filter.hilbert_fc(301, firdes.WIN_HAMMING, 6.76)
self.channels_fading_model_0 = channels.fading_model(
8, dpp / if_rate, False, 2, 256)
self.blocks_wavfile_source_0 = blocks.wavfile_source(
'/media/akio/ssd1/fading_generator/5-263831-B-6.wav', True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate, True)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * 1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(m_rate, ))
self.blocks_add_const_vxx_0 = blocks.add_const_vff((1, ))
self.band_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.band_pass(4, if_rate, fc - 8e3, fc + 8e3, 100,
firdes.WIN_HAMMING, 6.76))
self.analog_sig_source_x_0_0 = analog.sig_source_f(
if_rate, analog.GR_COS_WAVE, fc, 1, 0)
self.analog_am_demod_cf_0 = analog.am_demod_cf(
channel_rate=fc,
audio_decim=40,
audio_pass=7500,
audio_stop=10e3,
)
self.analog_agc_xx_0 = analog.agc_cc(1e-4, 1.0, 1.0)
self.analog_agc_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.analog_agc_xx_0, 0), (self.analog_am_demod_cf_0, 0))
self.connect((self.analog_am_demod_cf_0, 0),
(self.blocks_null_sink_0, 0))
self.connect((self.analog_am_demod_cf_0, 0),
(self.wxgui_fftsink2_0_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.band_pass_filter_0, 0), (self.analog_agc_xx_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_add_const_vxx_0, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.hilbert_fc_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_wavfile_source_0, 0),
(self.rational_resampler_xxx_0_1, 0))
self.connect((self.channels_fading_model_0, 0),
(self.band_pass_filter_0, 0))
self.connect((self.hilbert_fc_0, 0), (self.channels_fading_model_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.rational_resampler_xxx_0_1, 0),
(self.low_pass_filter_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self,
title="Non Linear Junction Detector")
##################################################
# Variables
##################################################
self.volume = volume = -19
self.variable_check_box_0 = variable_check_box_0 = 0
self.samp_rate = samp_rate = 4000000
self.demod_rate = demod_rate = 40000
self.audio_rate = audio_rate = 48000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-20,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_volume_sizer)
self._variable_check_box_0_check_box = forms.check_box(
parent=self.GetWin(),
value=self.variable_check_box_0,
callback=self.set_variable_check_box_0,
label='rf_on_off',
true=60,
false=0,
)
self.Add(self._variable_check_box_0_check_box)
self.sdr_source_0 = sdr.source({}, "CF32", ([0]), {})
self.sdr_source_0.set_samp_rate(samp_rate)
self.sdr_source_0.set_center_freq(999000000, 0)
self.sdr_source_0.set_gain(10, 0)
self.sdr_sink_0 = sdr.sink({}, "CF32", ([0]), {})
self.sdr_sink_0.set_samp_rate(samp_rate)
self.sdr_sink_0.set_center_freq(5875000000, 0)
self.sdr_sink_0.set_gain(0, 0)
self.sdr_sink_0.set_antenna('TX/RX', 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=48,
decimation=40,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_fff(
100,
firdes.low_pass(3, samp_rate, 10000, 5000, firdes.WIN_HAMMING,
6.76))
self.high_pass_filter_0 = filter.fir_filter_fff(
1, firdes.high_pass(2, demod_rate, 100, 50, firdes.WIN_HANN, 6.76))
self.fosphor_wx_sink_c_0 = fosphor.wx_sink_c(self.GetWin())
self.fosphor_wx_sink_c_0.set_fft_window(window.WIN_BLACKMAN_hARRIS)
self.fosphor_wx_sink_c_0.set_frequency_range(999000000, samp_rate)
self.Add(self.fosphor_wx_sink_c_0.win)
self.blocks_null_source_0 = blocks.null_source(gr.sizeof_float * 1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * 1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((0, ))
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_abs_xx_0 = blocks.abs_ii(1)
self.audio_sink_0 = audio.sink(audio_rate, '', True)
self.analog_sig_source_x_1 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, -1000000, 1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(
100000, analog.GR_COS_WAVE, 0, 2, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.analog_sig_source_x_1, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_abs_xx_0, 0), (self.high_pass_filter_0, 0))
self.connect((self.blocks_complex_to_float_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_complex_to_float_0, 1),
(self.blocks_null_sink_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.sdr_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.low_pass_filter_0, 0))
self.connect((self.blocks_null_source_0, 0),
(self.blocks_float_to_complex_0, 1))
self.connect((self.high_pass_filter_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_abs_xx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.sdr_source_0, 0),
(self.blocks_complex_to_float_0, 0))
self.connect((self.sdr_source_0, 0), (self.fosphor_wx_sink_c_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1e6
self.m = m = 50
self.kf = kf = 17
self.fm = fm = 1.1e3
##################################################
# Blocks
##################################################
_kf_sizer = wx.BoxSizer(wx.VERTICAL)
self._kf_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_kf_sizer,
value=self.kf,
callback=self.set_kf,
label='kf',
converter=forms.float_converter(),
proportion=0,
)
self._kf_slider = forms.slider(
parent=self.GetWin(),
sizer=_kf_sizer,
value=self.kf,
callback=self.set_kf,
minimum=0,
maximum=25,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_kf_sizer)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.message_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 11e3, 0.5, 0)
self.message = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 1.1e3, 0.5, 0)
_m_sizer = wx.BoxSizer(wx.VERTICAL)
self._m_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_m_sizer,
value=self.m,
callback=self.set_m,
label='m',
converter=forms.float_converter(),
proportion=0,
)
self._m_slider = forms.slider(
parent=self.GetWin(),
sizer=_m_sizer,
value=self.m,
callback=self.set_m,
minimum=1,
maximum=80,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_m_sizer)
self.iir_filter_xxx_0 = filter.iir_filter_ffd(([1.0/samp_rate]), ([1,1]), True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((10e3, ))
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, 1)
self.blocks_conjugate_cc_0 = blocks.conjugate_cc()
self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
self.blocks_add_xx_1 = blocks.add_vcc(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 100e3, 1, 0)
self.analog_phase_modulator_fc_0 = analog.phase_modulator_fc(kf)
self.analog_noise_source_x_0 = analog.noise_source_c(analog.GR_GAUSSIAN, 0, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_1, 1))
self.connect((self.analog_phase_modulator_fc_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_add_xx_0, 0), (self.iir_filter_xxx_0, 0))
self.connect((self.blocks_add_xx_1, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_add_xx_1, 0), (self.blocks_multiply_xx_0_0, 0))
self.connect((self.blocks_complex_to_arg_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_complex_to_arg_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_conjugate_cc_0, 0), (self.blocks_multiply_xx_0_0, 1))
self.connect((self.blocks_delay_0, 0), (self.blocks_conjugate_cc_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.analog_phase_modulator_fc_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_complex_to_arg_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_add_xx_1, 0))
self.connect((self.iir_filter_xxx_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.message, 0), (self.blocks_add_xx_0, 0))
self.connect((self.message_0, 0), (self.blocks_add_xx_0, 1))
def _build_gui(self, vbox, usrp_rate, demod_rate, audio_rate):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
if 0:
self.src_fft = fftsink2.fft_sink_c(self.panel,
title="Data from USRP",
fft_size=512,
sample_rate=usrp_rate,
ref_scale=32768.0,
ref_level=0.0,
y_divs=12)
self.connect(self.u, self.src_fft)
vbox.Add(self.src_fft.win, 4, wx.EXPAND)
if 0:
self.post_filt_fft = fftsink2.fft_sink_c(
self.panel,
title="Post Channel filter",
fft_size=512,
sample_rate=demod_rate)
self.connect(self.chan_filt, self.post_filt_fft)
vbox.Add(self.post_filt_fft.win, 4, wx.EXPAND)
if 0:
post_demod_fft = fftsink2.fft_sink_f(self.panel,
title="Post Demod",
fft_size=1024,
sample_rate=demod_rate,
y_per_div=10,
ref_level=0)
self.connect(self.am_demod, post_demod_fft)
vbox.Add(post_demod_fft.win, 4, wx.EXPAND)
if 1:
audio_fft = fftsink2.fft_sink_f(self.panel,
title="Audio",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=20)
self.connect(self.audio_filt, audio_fft)
vbox.Add(audio_fft.win, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['freq'] = form.float_field(parent=self.panel,
sizer=hbox,
label="Freq",
weight=1,
callback=myform.check_input_and_call(
_form_set_freq,
self._set_status_msg))
hbox.Add((5, 0), 0)
myform['freq_slider'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, weight=3,
range=(520.0e3, 1611.0e3, 1.0e3),
callback=self.set_freq)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['volume'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume",
weight=3, range=self.volume_range(),
callback=self.set_vol)
hbox.Add((5, 0), 1)
g = self.u.get_gain_range()
myform['gain'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain",
weight=3, range=(g.start(), g.stop(), g.step()),
callback=self.set_gain)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE(self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON(self.frame, self.on_button)
except:
print "FYI: No Powermate or Contour Knob found"
def _build_gui(self, vbox, usrp_rate, demod_rate, audio_rate):
def _form_set_freq(kv):
return self.set_freq(kv["freq"])
if 1:
self.src_fft = fftsink2.fft_sink_c(
self.panel,
title="Data from USRP",
fft_size=512,
sample_rate=usrp_rate,
ref_scale=32768.0,
ref_level=0,
y_divs=12,
)
self.connect(self.u, self.src_fft)
vbox.Add(self.src_fft.win, 4, wx.EXPAND)
if 1:
post_fm_demod_fft = fftsink2.fft_sink_f(
self.panel, title="Post FM Demod", fft_size=512, sample_rate=demod_rate, y_per_div=10, ref_level=0
)
self.connect(self.guts.fm_demod, post_fm_demod_fft)
vbox.Add(post_fm_demod_fft.win, 4, wx.EXPAND)
if 0:
post_stereo_carrier_generator_fft = fftsink2.fft_sink_c(
self.panel,
title="Post Stereo_carrier_generator",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=0,
)
self.connect(self.guts.stereo_carrier_generator, post_stereo_carrier_generator_fft)
vbox.Add(post_stereo_carrier_generator_fft.win, 4, wx.EXPAND)
if 0:
post_deemphasis_left = fftsink2.fft_sink_f(
self.panel,
title="Post_Deemphasis_Left",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=0,
)
self.connect(self.guts.deemph_Left, post_deemphasis_left)
vbox.Add(post_deemphasis_left.win, 4, wx.EXPAND)
if 0:
post_deemphasis_right = fftsink2.fft_sink_f(
self.panel,
title="Post_Deemphasis_Right",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=-20,
)
self.connect(self.guts.deemph_Left, post_deemphasis_right)
vbox.Add(post_deemphasis_right.win, 4, wx.EXPAND)
if 0:
LmR_fft = fftsink2.fft_sink_f(
self.panel, title="LmR", fft_size=512, sample_rate=audio_rate, y_per_div=10, ref_level=-20
)
self.connect(self.guts.LmR_real, LmR_fft)
vbox.Add(LmR_fft.win, 4, wx.EXPAND)
if 0:
self.scope = scopesink2.scope_sink_f(self.panel, sample_rate=demod_rate)
self.connect(self.guts.fm_demod_a, self.scope)
vbox.Add(self.scope.win, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform["freq"] = form.float_field(
parent=self.panel,
sizer=hbox,
label="Freq",
weight=1,
callback=myform.check_input_and_call(_form_set_freq, self._set_status_msg),
)
hbox.Add((5, 0), 0)
myform["freq_slider"] = form.quantized_slider_field(
parent=self.panel, sizer=hbox, weight=3, range=(87.9e6, 108.1e6, 0.1e6), callback=self.set_freq
)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform["volume"] = form.quantized_slider_field(
parent=self.panel, sizer=hbox, label="Volume", weight=3, range=self.volume_range(), callback=self.set_vol
)
hbox.Add((5, 0), 1)
myform["gain"] = form.quantized_slider_field(
parent=self.panel,
sizer=hbox,
label="Gain",
weight=3,
range=self.subdev.gain_range(),
callback=self.set_gain,
)
hbox.Add((5, 0), 0)
myform["sqlch_thrsh"] = form.quantized_slider_field(
parent=self.panel,
sizer=hbox,
label="Stereo Squelch Threshold",
weight=3,
range=(0.0, 1.0, 0.01),
callback=self.set_squelch,
)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE(self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON(self.frame, self.on_button)
except:
print "FYI: No Powermate or Contour Knob found"
def _build_gui(self, vbox, no_gui):
def _form_set_freq(kv):
return self.set_freq(kv['freq'])
self.src_fft = None
if 1 and not (no_gui):
self.src_fft = fftsink2.fft_sink_c(self.panel,
title="Data from USRP",
fft_size=512,
sample_rate=self.rxpath.if_rate,
ref_scale=32768.0,
ref_level=0,
y_per_div=10,
y_divs=12)
self.connect(self.rxpath.u, self.src_fft)
vbox.Add(self.src_fft.win, 4, wx.EXPAND)
if 1 and not (no_gui):
rx_fft = fftsink2.fft_sink_c(self.panel,
title="Post s/w DDC",
fft_size=512,
sample_rate=self.rxpath.quad_rate,
ref_level=80,
y_per_div=20)
self.connect(self.rxpath.ddc, rx_fft)
vbox.Add(rx_fft.win, 4, wx.EXPAND)
if 1 and not (no_gui):
post_deemph_fft = fftsink2.fft_sink_f(
self.panel,
title="Post Deemph",
fft_size=512,
sample_rate=self.rxpath.audio_rate,
y_per_div=10,
ref_level=-40)
self.connect(self.rxpath.fmrx.deemph, post_deemph_fft)
vbox.Add(post_deemph_fft.win, 4, wx.EXPAND)
if 0:
post_filt_fft = fftsink2.fft_sink_f(self.panel,
title="Post Filter",
fft_size=512,
sample_rate=audio_rate,
y_per_div=10,
ref_level=-40)
self.connect(self.guts.audio_filter, post_filt)
vbox.Add(fft_win4, 4, wx.EXPAND)
# control area form at bottom
self.myform = myform = form.form()
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['freq'] = form.float_field(parent=self.panel,
sizer=hbox,
label="Freq",
weight=1,
callback=myform.check_input_and_call(
_form_set_freq,
self._set_status_msg))
#hbox.Add((5,0), 0)
#myform['freq_slider'] = \
# form.quantized_slider_field(parent=self.panel, sizer=hbox, weight=3,
# range=(87.9e6, 108.1e6, 0.1e6),
# callback=self.set_freq)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((5, 0), 0)
myform['volume'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Volume",
weight=3, range=self.volume_range(),
callback=self.set_volume)
hbox.Add((5, 0), 0)
myform['squelch'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Squelch",
weight=3, range=self.rxpath.squelch_range(),
callback=self.set_squelch)
hbox.Add((5, 0), 0)
myform['gain'] = \
form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain",
weight=3, range=self.rxpath.subdev.gain_range(),
callback=self.set_gain)
hbox.Add((5, 0), 0)
vbox.Add(hbox, 0, wx.EXPAND)
try:
self.knob = powermate.powermate(self.frame)
self.rot = 0
powermate.EVT_POWERMATE_ROTATE(self.frame, self.on_rotate)
powermate.EVT_POWERMATE_BUTTON(self.frame, self.on_button)
except:
print "FYI: No Powermate or Contour Knob found"
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.n = self.n = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.n.AddPage(grc_wxgui.Panel(self.n), "FFT")
self.n.AddPage(grc_wxgui.Panel(self.n), "Time")
self.Add(self.n)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.n.GetPage(1).GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.n.GetPage(1).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.n.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.n.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.hilbert_fc_0 = filter.hilbert_fc(10000, firdes.WIN_HAMMING, 6.76)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True)
self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_add_xx_2 = blocks.add_vff(1)
self.analog_sig_source_x_0_2 = analog.sig_source_f(samp_rate, analog.GR_SIN_WAVE, 10000, 1, 0)
self.analog_sig_source_x_0_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, 10000, 1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_TRI_WAVE, 500, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.hilbert_fc_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.hilbert_fc_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.analog_sig_source_x_0_2, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_add_xx_2, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_2, 1))
self.connect((self.blocks_add_xx_2, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_add_xx_2, 0), (self.wxgui_scopesink2_0, 0))
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="Top Block") _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Variables ################################################## self.volume = volume = 0.05 self.samp_rate = samp_rate = 256000 self.resamp_factor = resamp_factor = 4 ################################################## # Blocks ################################################## _volume_sizer = wx.BoxSizer(wx.VERTICAL) self._volume_text_box = forms.text_box( parent=self.GetWin(), sizer=_volume_sizer, value=self.volume, callback=self.set_volume, label='volume', converter=forms.float_converter(), proportion=0, ) self._volume_slider = forms.slider( parent=self.GetWin(), sizer=_volume_sizer, value=self.volume, callback=self.set_volume, minimum=0, maximum=1, num_steps=100, style=wx.SL_HORIZONTAL, cast=float, proportion=1, ) self.Add(_volume_sizer) self.wxgui_scopesink2_1_0 = scopesink2.scope_sink_f( self.GetWin(), title="Scope Plot", sample_rate=samp_rate, v_scale=0, v_offset=0, t_scale=0, ac_couple=False, xy_mode=False, num_inputs=1, trig_mode=gr.gr_TRIG_MODE_AUTO, y_axis_label="Counts", ) self.Add(self.wxgui_scopesink2_1_0.win) self.wxgui_scopesink2_1 = scopesink2.scope_sink_c( self.GetWin(), title="Scope Plot", sample_rate=samp_rate, v_scale=0, v_offset=0, t_scale=0, ac_couple=True, xy_mode=False, num_inputs=1, trig_mode=gr.gr_TRIG_MODE_AUTO, y_axis_label="Counts", ) self.Add(self.wxgui_scopesink2_1.win) self.wxgui_fftsink2_0 = fftsink2.fft_sink_f( self.GetWin(), baseband_freq=0, y_per_div=10, y_divs=10, ref_level=0, ref_scale=2.0, sample_rate=samp_rate, fft_size=1024, fft_rate=15, average=False, avg_alpha=None, title="FFT Plot", peak_hold=False, ) self.Add(self.wxgui_fftsink2_0.win) self.low_pass_filter_0 = gr.fir_filter_ccf(resamp_factor, firdes.low_pass( 1, samp_rate/resamp_factor, 5000, 100, firdes.WIN_HAMMING, 6.76)) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((volume, )) self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, "/home/Jack_Sparrow/EE304P/Lab04/am_usrp710.dat", True) self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1) self.blks2_rational_resampler_xxx_0 = blks2.rational_resampler_fff( interpolation=3, decimation=4, taps=None, fractional_bw=None, ) self.audio_sink_0 = audio.sink(48000, "", True) self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, -80000, 1, 0) ################################################## # Connections ################################################## self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.audio_sink_0, 0)) self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blks2_rational_resampler_xxx_0, 0)) self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.wxgui_fftsink2_0, 0)) self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.blocks_file_source_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0)) self.connect((self.low_pass_filter_0, 0), (self.blocks_complex_to_mag_0, 0)) self.connect((self.blocks_file_source_0, 0), (self.wxgui_scopesink2_1, 0)) self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.wxgui_scopesink2_1_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FM Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.volume = volume = 0
self.tuner = tuner = 93.9e6
self.samp_rate = samp_rate = 2e6
self.rfgain = rfgain = 15
self.down_rate = down_rate = 250e3
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='Volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_volume_sizer, 1, 5, 1, 8)
self._tuner_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.tuner,
callback=self.set_tuner,
label='Station Select',
choices=[93.9e6, 91.5e6, 97.9e6, 93.1e6],
labels=["Hip-Hop", "Classical", "Rock", "Country"],
style=wx.RA_HORIZONTAL,
)
self.Add(self._tuner_chooser)
_rfgain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rfgain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
label='RF Gain',
converter=forms.int_converter(),
proportion=0,
)
self._rfgain_slider = forms.slider(
parent=self.GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
minimum=10,
maximum=70,
num_steps=12,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.GridAdd(_rfgain_sizer, 1, 0, 1, 4)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=tuner,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Sampling Bandpass',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rtlsdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.rtlsdr_source_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0.set_center_freq(tuner, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(2, 0)
self.rtlsdr_source_0.set_iq_balance_mode(2, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(rfgain, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=24,
decimation=250,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_ccf(
int(samp_rate / down_rate),
firdes.low_pass(2, samp_rate, 100e3, 10e3, firdes.WIN_KAISER,
6.76))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(volume / 100, ))
self.audio_sink_0 = audio.sink(24000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=down_rate,
audio_decimation=1,
)
self.Demod_Out = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=down_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Demod Out',
peak_hold=False,
)
self.Add(self.Demod_Out.win)
##################################################
# Connections
##################################################
self.connect((self.analog_wfm_rcv_0, 0), (self.Demod_Out, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fm Tx Fifo")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 195.312e3
self.FM_freq = FM_freq = 96.5e6
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Audio")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "FM")
self.Add(self.notebook_0)
_FM_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._FM_freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
label="FM Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._FM_freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
minimum=87.5e6,
maximum=108e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_FM_freq_sizer)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
win=window.hamming,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=FM_freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
device_addr="addr=192.168.10.2",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(FM_freq, 0)
self.uhd_usrp_sink_0.set_gain(60, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.gr_short_to_float_0 = gr.short_to_float(1, 1)
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((400e-6, ))
self.gr_file_source_0 = gr.file_source(gr.sizeof_short*1, "/home/kranthi/documents/project/FM Transceiver Original/test.raw", True)
self.blks2_wfm_tx_0 = blks2.wfm_tx(
audio_rate=32000,
quad_rate=800000,
tau=75e-6,
max_dev=75e3,
)
self.blks2_rational_resampler_xxx_0 = blks2.rational_resampler_ccc(
interpolation=1,
decimation=2,
taps=None,
fractional_bw=None,
)
##################################################
# Connections
##################################################
self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blks2_wfm_tx_0, 0), (self.blks2_rational_resampler_xxx_0, 0))
self.connect((self.gr_file_source_0, 0), (self.gr_short_to_float_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.blks2_wfm_tx_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.gr_short_to_float_0, 0), (self.gr_multiply_const_vxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self,
title="Intensity Interferometer")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 250e3
self.magnitude = magnitude = 0.05
self.integ = integ = 1
self.beat = beat = 1
##################################################
# Blocks
##################################################
_magnitude_sizer = wx.BoxSizer(wx.VERTICAL)
self._magnitude_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_magnitude_sizer,
value=self.magnitude,
callback=self.set_magnitude,
label="Magnitude",
converter=forms.float_converter(),
proportion=0,
)
self._magnitude_slider = forms.slider(
parent=self.GetWin(),
sizer=_magnitude_sizer,
value=self.magnitude,
callback=self.set_magnitude,
minimum=0.05,
maximum=0.5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_magnitude_sizer)
_integ_sizer = wx.BoxSizer(wx.VERTICAL)
self._integ_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
label="Integration Time (Sec)",
converter=forms.float_converter(),
proportion=0,
)
self._integ_slider = forms.slider(
parent=self.GetWin(),
sizer=_integ_sizer,
value=self.integ,
callback=self.set_integ,
minimum=1,
maximum=30,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_integ_sizer)
_beat_sizer = wx.BoxSizer(wx.VERTICAL)
self._beat_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_beat_sizer,
value=self.beat,
callback=self.set_beat,
label="Beat Frequency (kHz)",
converter=forms.float_converter(),
proportion=0,
)
self._beat_slider = forms.slider(
parent=self.GetWin(),
sizer=_beat_sizer,
value=self.beat,
callback=self.set_beat,
minimum=1,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_beat_sizer)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="2nd detector power level",
sample_rate=2,
v_scale=0,
v_offset=0,
t_scale=450,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=gr.gr_TRIG_MODE_STRIPCHART,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate / 10,
fft_size=1024,
fft_rate=8,
average=True,
avg_alpha=0.1,
title="First Detector Spectrum",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.single_pole_iir_filter_xx_0 = filter.single_pole_iir_filter_ff(
1.0 / ((samp_rate / 10) * integ), 1)
self.low_pass_filter_0 = gr.fir_filter_fff(
int(samp_rate / 25e3),
firdes.low_pass(1, samp_rate, 11e3, 2.5e3, firdes.WIN_HAMMING,
6.76))
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_float * 1, int(samp_rate / 20))
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.band_pass_filter_0 = gr.fir_filter_fff(
1,
firdes.band_pass(1, samp_rate / 10, (beat * 1000) - 100,
(beat * 1000) + 100, 50, firdes.WIN_HAMMING,
6.76))
self.analog_sig_source_x_0_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 122e3, magnitude, 0)
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 122e3 - (beat * 1000), magnitude, 0)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, 0.2, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.single_pole_iir_filter_xx_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.wxgui_scopesink2_0, 0))
self.connect((self.single_pole_iir_filter_xx_0, 0),
(self.blocks_keep_one_in_n_0, 0))
def __init__(self, devid="type=b100", rdsfile="rds_fifo", gain=35.0, freq=101.1e6, xmlport=13777, arate=int(48e3), mute=-15.0, ftune=0, ant="J1", subdev="A:0", ahw="pulse", deemph=75.0e-6, prenames='["UWRF","89.3","950","WEVR"]', prefreqs="[88.715e6,89.3e6,950.735e6,106.317e6]", volume=1.0):
grc_wxgui.top_block_gui.__init__(self, title="Simple FM (Stereo) Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.devid = devid
self.rdsfile = rdsfile
self.gain = gain
self.freq = freq
self.xmlport = xmlport
self.arate = arate
self.mute = mute
self.ftune = ftune
self.ant = ant
self.subdev = subdev
self.ahw = ahw
self.deemph = deemph
self.prenames = prenames
self.prefreqs = prefreqs
self.volume = volume
##################################################
# Variables
##################################################
self.pthresh = pthresh = 350
self.preselect = preselect = eval(prefreqs)[0]
self.pilot_level = pilot_level = 0
self.ifreq = ifreq = freq
self.stpilotdet = stpilotdet = True if (pilot_level > pthresh) else False
self.stereo = stereo = True
self.rf_pwr_lvl = rf_pwr_lvl = 0
self.cur_freq = cur_freq = simple_fm_helper.freq_select(ifreq,preselect)
self.vol = vol = volume
self.variable_static_text_0 = variable_static_text_0 = 10.0*math.log(rf_pwr_lvl+1.0e-11)/math.log(10)
self.tone_med = tone_med = 5
self.tone_low = tone_low = 5
self.tone_high = tone_high = 5
self.stereo_0 = stereo_0 = stpilotdet
self.st_enabled = st_enabled = 1 if (stereo == True and pilot_level > pthresh) else 0
self.squelch_probe = squelch_probe = 0
self.sq_thresh = sq_thresh = mute
self.samp_rate = samp_rate = 250e3
self.rtext_0 = rtext_0 = cur_freq
self.record = record = False
self.rdsrate = rdsrate = 25e3
self.osmo_taps = osmo_taps = firdes.low_pass(1.0,1.00e6,95e3,20e3,firdes.WIN_HAMMING,6.76)
self.mod_reset = mod_reset = 0
self.igain = igain = gain
self.fine = fine = ftune
self.farate = farate = arate
self.dm = dm = deemph
self.discrim_dc = discrim_dc = 0
self.capture_file = capture_file = "capture.wav"
self.asrate = asrate = 125e3
##################################################
# Blocks
##################################################
_sq_thresh_sizer = wx.BoxSizer(wx.VERTICAL)
self._sq_thresh_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_sq_thresh_sizer,
value=self.sq_thresh,
callback=self.set_sq_thresh,
label="Mute Level",
converter=forms.float_converter(),
proportion=0,
)
self._sq_thresh_slider = forms.slider(
parent=self.GetWin(),
sizer=_sq_thresh_sizer,
value=self.sq_thresh,
callback=self.set_sq_thresh,
minimum=-30.0,
maximum=-5.0,
num_steps=40,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_sq_thresh_sizer, 1, 5, 1, 1)
self.input_power = gr.probe_avg_mag_sqrd_c(sq_thresh, 1.0/(samp_rate/10))
self.dc_level = gr.probe_signal_f()
_vol_sizer = wx.BoxSizer(wx.VERTICAL)
self._vol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
label="Volume",
converter=forms.float_converter(),
proportion=0,
)
self._vol_slider = forms.slider(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
minimum=0,
maximum=11,
num_steps=110,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_vol_sizer, 0, 3, 1, 1)
_tone_med_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_med_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_med_sizer,
value=self.tone_med,
callback=self.set_tone_med,
label="1Khz-4Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_med_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_med_sizer,
value=self.tone_med,
callback=self.set_tone_med,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_med_sizer, 1, 3, 1, 1)
_tone_low_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_low_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_low_sizer,
value=self.tone_low,
callback=self.set_tone_low,
label="0-1Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_low_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_low_sizer,
value=self.tone_low,
callback=self.set_tone_low,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_low_sizer, 1, 2, 1, 1)
_tone_high_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_high_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_high_sizer,
value=self.tone_high,
callback=self.set_tone_high,
label="4Khz-15Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_high_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_high_sizer,
value=self.tone_high,
callback=self.set_tone_high,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_high_sizer, 1, 4, 1, 1)
def _squelch_probe_probe():
while True:
val = self.input_power.unmuted()
try: self.set_squelch_probe(val)
except AttributeError, e: pass
time.sleep(1.0/(10))
_squelch_probe_thread = threading.Thread(target=_squelch_probe_probe)
_squelch_probe_thread.daemon = True
_squelch_probe_thread.start()
self._record_check_box = forms.check_box(
parent=self.GetWin(),
value=self.record,
callback=self.set_record,
label="Record Audio",
true=True,
false=False,
)
self.GridAdd(self._record_check_box, 2, 2, 1, 1)
self.pilot_probe = gr.probe_signal_f()
_fine_sizer = wx.BoxSizer(wx.VERTICAL)
self._fine_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
label="Fine Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._fine_slider = forms.slider(
parent=self.GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
minimum=-50.0e3,
maximum=50.e03,
num_steps=400,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_fine_sizer, 1, 0, 1, 1)
def _discrim_dc_probe():
while True:
val = self.dc_level.level()
try: self.set_discrim_dc(val)
except AttributeError, e: pass
time.sleep(1.0/(2.5))
_discrim_dc_thread = threading.Thread(target=_discrim_dc_probe)
_discrim_dc_thread.daemon = True
_discrim_dc_thread.start()
self._capture_file_text_box = forms.text_box(
parent=self.GetWin(),
value=self.capture_file,
callback=self.set_capture_file,
label="Record Filename",
converter=forms.str_converter(),
)
self.GridAdd(self._capture_file_text_box, 2, 0, 1, 2)
self.Main = self.Main = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Main.AddPage(grc_wxgui.Panel(self.Main), "L/R")
self.Main.AddPage(grc_wxgui.Panel(self.Main), "FM Demod Spectrum")
self.Add(self.Main)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.Main.GetPage(0).GetWin(),
title="Audio Channels (L and R)",
sample_rate=farate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Rel. Audio Level",
)
self.Main.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.Main.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=asrate,
fft_size=1024,
fft_rate=6,
average=True,
avg_alpha=0.1,
title="FM Demod Spectrum",
peak_hold=False,
)
self.Main.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="RF Power ",
converter=forms.float_converter(formatter=lambda x: "%4.1f" % x),
)
self.GridAdd(self._variable_static_text_0_static_text, 0, 2, 1, 1)
self._stereo_0_check_box = forms.check_box(
parent=self.GetWin(),
value=self.stereo_0,
callback=self.set_stereo_0,
label="Stereo Detect",
true=True,
false=False,
)
self.GridAdd(self._stereo_0_check_box, 2, 5, 1, 1)
self._stereo_check_box = forms.check_box(
parent=self.GetWin(),
value=self.stereo,
callback=self.set_stereo,
label="Stereo",
true=True,
false=False,
)
self.GridAdd(self._stereo_check_box, 2, 4, 1, 1)
self.rtl2832_source_0 = baz.rtl_source_c(defer_creation=True)
self.rtl2832_source_0.set_verbose(True)
self.rtl2832_source_0.set_vid(0x0)
self.rtl2832_source_0.set_pid(0x0)
self.rtl2832_source_0.set_tuner_name("")
self.rtl2832_source_0.set_default_timeout(0)
self.rtl2832_source_0.set_use_buffer(True)
self.rtl2832_source_0.set_fir_coefficients(([]))
if self.rtl2832_source_0.create() == False: raise Exception("Failed to create RTL2832 Source: rtl2832_source_0")
self.rtl2832_source_0.set_sample_rate(1.0e6)
self.rtl2832_source_0.set_frequency(cur_freq+200e3)
self.rtl2832_source_0.set_auto_gain_mode(False)
self.rtl2832_source_0.set_relative_gain(True)
self.rtl2832_source_0.set_gain(gain)
self._rtext_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.rtext_0,
callback=self.set_rtext_0,
label="CURRENT FREQUENCY>>",
converter=forms.float_converter(),
)
self.GridAdd(self._rtext_0_static_text, 0, 1, 1, 1)
def _rf_pwr_lvl_probe():
while True:
val = self.input_power.level()
try: self.set_rf_pwr_lvl(val)
except AttributeError, e: pass
time.sleep(1.0/(2))
_rf_pwr_lvl_thread = threading.Thread(target=_rf_pwr_lvl_probe)
_rf_pwr_lvl_thread.daemon = True
_rf_pwr_lvl_thread.start()
self._preselect_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.preselect,
callback=self.set_preselect,
label='preselect',
choices=eval(prefreqs),
labels=eval(prenames),
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._preselect_chooser, 0, 4, 1, 1)
def _pilot_level_probe():
while True:
val = self.pilot_probe.level()
try: self.set_pilot_level(val)
except AttributeError, e: pass
time.sleep(1.0/(5))
_pilot_level_thread = threading.Thread(target=_pilot_level_probe)
_pilot_level_thread.daemon = True
_pilot_level_thread.start()
self.low_pass_filter_3 = gr.fir_filter_fff(1, firdes.low_pass(
3, asrate/500, 10, 3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = gr.fir_filter_fff(10, firdes.low_pass(
3, asrate/50, 100, 30, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1 = gr.fir_filter_fff(10, firdes.low_pass(
3, asrate/5, 1e3, 200, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = gr.fir_filter_fff(5, firdes.low_pass(
3, asrate, 10e3, 2e3, firdes.WIN_HAMMING, 6.76))
_igain_sizer = wx.BoxSizer(wx.VERTICAL)
self._igain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_igain_sizer,
value=self.igain,
callback=self.set_igain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._igain_slider = forms.slider(
parent=self.GetWin(),
sizer=_igain_sizer,
value=self.igain,
callback=self.set_igain,
minimum=0,
maximum=50,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_igain_sizer, 1, 1, 1, 1)
_ifreq_sizer = wx.BoxSizer(wx.VERTICAL)
self._ifreq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_ifreq_sizer,
value=self.ifreq,
callback=self.set_ifreq,
label="Center Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._ifreq_slider = forms.slider(
parent=self.GetWin(),
sizer=_ifreq_sizer,
value=self.ifreq,
callback=self.set_ifreq,
minimum=88.1e6,
maximum=108.1e6,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_ifreq_sizer, 0, 0, 1, 1)
self.gr_wavfile_sink_0 = gr.wavfile_sink("/dev/null" if record == False else capture_file, 2, int(farate), 16)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_single_pole_iir_filter_xx_1 = gr.single_pole_iir_filter_ff(2.5/(asrate/500), 1)
self.gr_single_pole_iir_filter_xx_0 = gr.single_pole_iir_filter_ff(1.0/(asrate/3), 1)
self.gr_multiply_xx_1 = gr.multiply_vff(1)
self.gr_multiply_xx_0_0 = gr.multiply_vff(1)
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_const_vxx_3 = gr.multiply_const_vff((3.16e3 if st_enabled else 0, ))
self.gr_multiply_const_vxx_2 = gr.multiply_const_vff((1.0 if st_enabled else 1.414, ))
self.gr_multiply_const_vxx_1_0 = gr.multiply_const_vff((0 if st_enabled else 1, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((0 if squelch_probe == 0 else 1.0, ))
self.gr_multiply_const_vxx_0_0 = gr.multiply_const_vff((vol*1.5*10.0, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((vol*1.5*10.0 if st_enabled else 0, ))
self.gr_keep_one_in_n_0 = gr.keep_one_in_n(gr.sizeof_float*1, int(asrate/3))
self.gr_freq_xlating_fir_filter_xxx_0 = gr.freq_xlating_fir_filter_ccc(4, (osmo_taps), 200e3+fine+(-12e3*discrim_dc), 1.0e6)
self.gr_fractional_interpolator_xx_0_0 = gr.fractional_interpolator_ff(0, asrate/farate)
self.gr_fractional_interpolator_xx_0 = gr.fractional_interpolator_ff(0, asrate/farate)
self.gr_fft_filter_xxx_1_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_high/10.0,asrate,3.5e3,15.0e3,5.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_1_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_med/10.0,asrate,1.0e3,4.0e3,2.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_1 = gr.fft_filter_fff(1, (firdes.low_pass(tone_low/10.0,asrate,1.2e3,500,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_high/10.0,asrate,3.5e3,13.5e3,3.5e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_med/10.0,asrate,1.0e3,4.0e3,2.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0 = gr.fft_filter_fff(1, (firdes.low_pass(tone_low/10.0,asrate,1.2e3,500,firdes.WIN_HAMMING)), 1)
self.gr_divide_xx_0 = gr.divide_ff(1)
self.gr_agc_xx_1 = gr.agc_cc(1e-2, 0.35, 1.0, 5000)
self.gr_add_xx_2_0 = gr.add_vff(1)
self.gr_add_xx_2 = gr.add_vff(1)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.gr_add_const_vxx_0 = gr.add_const_vff((1.0e-7, ))
self._dm_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.dm,
callback=self.set_dm,
label="FM Deemphasis",
choices=[75.0e-6, 50.0e-6],
labels=["NA", "EU"],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._dm_chooser, 0, 5, 1, 1)
self.blks2_wfm_rcv_0 = blks2.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=2,
)
self.blks2_fm_deemph_0_0 = blks2.fm_deemph(fs=farate, tau=deemph)
self.blks2_fm_deemph_0 = blks2.fm_deemph(fs=farate, tau=deemph)
self.band_pass_filter_2_0 = gr.fir_filter_fff(1, firdes.band_pass(
20, asrate, 17.5e3, 17.9e3, 250, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_2 = gr.fir_filter_fff(1, firdes.band_pass(
10, asrate, 18.8e3, 19.2e3, 350, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0 = gr.fir_filter_fff(1, firdes.band_pass(
1, asrate, 38e3-(15e3), 38e3+(15e3), 4.0e3, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(int(farate), "" if ahw == "Default" else ahw, True)
##################################################
# Connections
##################################################
self.connect((self.gr_add_xx_1, 0), (self.gr_fractional_interpolator_xx_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.gr_fractional_interpolator_xx_0_0, 0))
self.connect((self.band_pass_filter_0_0, 0), (self.gr_multiply_xx_1, 0))
self.connect((self.gr_multiply_const_vxx_1_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.band_pass_filter_2_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.band_pass_filter_2_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_multiply_xx_0_0, 0), (self.gr_divide_xx_0, 0))
self.connect((self.gr_divide_xx_0, 0), (self.gr_single_pole_iir_filter_xx_0, 0))
self.connect((self.gr_multiply_xx_0, 0), (self.gr_add_const_vxx_0, 0))
self.connect((self.gr_add_const_vxx_0, 0), (self.gr_divide_xx_0, 1))
self.connect((self.gr_single_pole_iir_filter_xx_0, 0), (self.gr_keep_one_in_n_0, 0))
self.connect((self.gr_keep_one_in_n_0, 0), (self.pilot_probe, 0))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_1, 2))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_0_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_add_xx_1, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_sub_xx_0, 0))
self.connect((self.gr_multiply_const_vxx_3, 0), (self.gr_sub_xx_0, 1))
self.connect((self.gr_multiply_const_vxx_3, 0), (self.gr_add_xx_1, 1))
self.connect((self.gr_fractional_interpolator_xx_0, 0), (self.gr_multiply_const_vxx_0_0, 0))
self.connect((self.gr_fractional_interpolator_xx_0_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_1, 1))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0, 0))
self.connect((self.gr_fft_filter_xxx_1, 0), (self.gr_add_xx_2, 0))
self.connect((self.gr_fft_filter_xxx_1_0, 0), (self.gr_add_xx_2, 1))
self.connect((self.gr_fft_filter_xxx_1_0_0, 0), (self.gr_add_xx_2, 2))
self.connect((self.gr_add_xx_2, 0), (self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_add_xx_2_0, 0), (self.gr_multiply_const_vxx_3, 0))
self.connect((self.gr_fft_filter_xxx_0, 0), (self.gr_add_xx_2_0, 0))
self.connect((self.gr_fft_filter_xxx_0_0, 0), (self.gr_add_xx_2_0, 1))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0_0, 0))
self.connect((self.gr_fft_filter_xxx_0_0_0, 0), (self.gr_add_xx_2_0, 2))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0_0_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_multiply_const_vxx_1_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_wavfile_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1_0_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_multiply_const_vxx_0_0, 0), (self.blks2_fm_deemph_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.audio_sink_0, 1))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.blks2_fm_deemph_0_0, 0))
self.connect((self.blks2_fm_deemph_0_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_0_0, 1))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_2, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.audio_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_2_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_0_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_wavfile_sink_0, 1))
self.connect((self.blks2_fm_deemph_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.blks2_wfm_rcv_0, 0), (self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_agc_xx_1, 0), (self.blks2_wfm_rcv_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.gr_agc_xx_1, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.input_power, 0))
self.connect((self.blks2_wfm_rcv_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.low_pass_filter_1, 0), (self.low_pass_filter_2, 0))
self.connect((self.low_pass_filter_2, 0), (self.low_pass_filter_3, 0))
self.connect((self.gr_single_pole_iir_filter_xx_1, 0), (self.dc_level, 0))
self.connect((self.low_pass_filter_3, 0), (self.gr_single_pole_iir_filter_xx_1, 0))
self.connect((self.rtl2832_source_0, 0), (self.gr_freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self, app, samp_rate, inter, dec):
'''
in:
- app = object of type TXApp
- samp_rate = sample rate in Herz
- inter = interpolation factor
- dec = decimation factor
'''
gr.hier_block2.__init__(self, "TXGui",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(0, 0, 0))
# instance variables
self.app = app
self.gui = wxgui.top_block_gui("BPSK TX", size=default_gui_size)
self.nb = self.__createNoteBook()
self.throttle = gr.throttle(gr.sizeof_gr_complex, samp_rate)
# resampler
if inter == 1 and dec == 1:
self.resampler = gr.multiply_const_vcc((1,))
print("i: resampler not need")
else:
self.resampler = blks2.rational_resampler_ccc(
interpolation=inter,
decimation=dec,
taps=None,
fractional_bw=None,
)
# samples
self.fft = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-40,
sample_rate= inter*samp_rate/dec,
fft_size=512,
fft_rate=10,
average=True,
avg_alpha=0.1,
title="FFT Plot",
peak_hold=False,
)
self.scope_IQ = scopesink2.scope_sink_c(
self.nb.GetPage(1).GetWin(),
title="Scope IQ",
sample_rate = inter*samp_rate/dec,
v_scale=0.001,
t_scale=0.001,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
# adding the visual components to the notebook
self.nb.GetPage(0).Add(self.fft.win)
self.nb.GetPage(1).Add(self.scope_IQ.win)
# phase
self.cmp2arg = gr.complex_to_arg()
self.fftPhase = fftsink2.fft_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
y_per_div=5,
y_divs=10,
ref_level=-40,
sample_rate= inter*samp_rate/dec,
fft_size=512,
fft_rate=10,
average=True,
avg_alpha=0.1,
title="FFT phase Plot",
peak_hold=False,
)
self.scopePhase = scopesink2.scope_sink_f(
self.nb.GetPage(3).GetWin(),
title="Scope phase",
sample_rate = inter*samp_rate/dec,
v_scale=0.001,
t_scale=0.001,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
# adding the visual components to the notebook
self.nb.GetPage(2).Add(self.fftPhase.win)
self.nb.GetPage(3).Add(self.scopePhase.win)
self.__makeConnections()
def __init__(self, frame, panel, vbox, argv, panel_info):
stdgui2.std_top_block.__init__(self, frame, panel, vbox, argv)
signal_type = default_signal_type # not yet an option
# command line options
parser = OptionParser(option_class=eng_option)
parser.add_option("-r", "--sample-rate",type="eng_float",
default=default_rate,
help="set flow graph sample rate [default=%s]" % default_rate)
parser.add_option ("-f", "--freq", type="eng_float",
default=default_freq,
help="set signal frequency [default=%s]" % default_freq)
parser.add_option ("-a", "--amplitude", type="eng_float",
default=default_ampl,
help="set signal amplitude [default %s]" % default_ampl)
parser.add_option ("--gaussian", dest="noise_type",
action="store_const", const=gr.GR_GAUSSIAN,
help="generate Gaussian noise (-x is variance)",
default=default_noise_type)
parser.add_option ("--uniform", dest="noise_type",
action="store_const", const=gr.GR_UNIFORM,
help="generate Uniform noise (-x is peak-to-peak)")
parser.add_option ("-x", "--noise_amplitude", type="eng_float",
default=default_noise_ampl,
help="set noise amplitude (variance or p-p) [default %s]" % default_noise_ampl)
parser.add_option("-n", "--frame_decim", type="int",
default=default_frame_decim,
help="set oscope frame decimation factor to DECIM [default=%s]" % default_frame_decim)
parser.add_option("-v", "--v_scale", type="eng_float",
default=default_v_scale,
help="set oscope initial V/div [default=%s]" % default_v_scale)
parser.add_option("-t", "--t_scale", type="eng_float",
default=default_t_scale,
help="set oscope initial s/div [default=%s]" % default_t_scale)
parser.add_option("-l", "--ref_level", type="eng_float",
default=default_ref_level,
help="set fft reference level [default=%sdB]" % default_ref_level)
(options, args) = parser.parse_args ()
if len(args) != 0:
parser.print_help()
raise SystemExit, 1
# flow graph, including scope and fft frames
sample_rate = int(options.sample_rate)
# signal, noise sources need to be attributes so callbacks can get them
self.signal = gr.sig_source_f(sample_rate, gr.GR_SIN_WAVE, options.freq,
options.amplitude, 0.0)
# Seed copied from example at cswiger/noise_source.html
self.noise = gr.noise_source_f(options.noise_type,
options.noise_amplitude,
2482)
add = gr.add_ff()
throttle = gr.throttle(gr.sizeof_float, sample_rate)
(scope_title, scope_panel, scope_vbox) = panel_info[1] #0 is ctrl panel
scope = scopesink2.scope_sink_f(scope_panel,
sample_rate=sample_rate,
frame_decim=options.frame_decim,
v_scale=options.v_scale,
t_scale=options.t_scale)
scope_vbox.Add (scope.win, 1, wx.EXPAND)
fft_size = 256
(fft_title, fft_panel, fft_vbox) = panel_info[2] # 0 is control panel
fft = fftsink2.fft_sink_f (fft_panel,title=fft_title,
fft_size=fft_size*2,
sample_rate=sample_rate, baseband_freq=0,
ref_level=options.ref_level,
y_per_div=10)
fft_vbox.Add (fft.win, 1, wx.EXPAND)
self.connect (self.signal, (add,0))
self.connect (self.noise, (add,1))
self.connect (add, throttle)
# self.connect (throttle, (scope, 0))
# self.connect (throttle, (scope, 1)) # can't leave scope in unconnected
self.connect (throttle, scope)
self.connect (throttle, fft)
# control panel frame
sliders = form.form()
vbox.Add((0,10), 0)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((10,0), 0)
sliders['signal_type'] = form.static_text_field(parent=panel,sizer=hbox)
vbox.Add(hbox, 0, wx.EXPAND)
vbox.Add((0,10), 0)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((10,0), 0)
sliders['signal_freq'] = form.slider_field(parent=panel, sizer=hbox,
label="Frequency",
weight=3,
min=0, max=2*options.freq,
callback=self.set_signal_freq)
vbox.Add(hbox, 0, wx.EXPAND)
vbox.Add((0,10), 0)
hbox = wx.BoxSizer(wx.HORIZONTAL) # apparently you can rebind hbox
hbox.Add((10,0), 0)
sliders['signal_ampl'] = form.slider_field(parent=panel, sizer=hbox,
label="Amplitude",
weight=3,
min=0, max=usrp_full_scale,
callback=self.set_signal_ampl)
vbox.Add(hbox, 0, wx.EXPAND)
vbox.Add((0,20), 0)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((10,0), 0)
sliders['noise_type'] = form.static_text_field(parent=panel,sizer=hbox)
vbox.Add(hbox, 0, wx.EXPAND)
vbox.Add((0,10), 0)
hbox = wx.BoxSizer(wx.HORIZONTAL)
hbox.Add((10,0), 0)
sliders['noise_ampl'] = form.slider_field(parent=panel, sizer=hbox,
label="Amplitude",
weight=3,
min=0, max=usrp_full_scale,
callback=self.set_noise_ampl)
vbox.Add(hbox, 0, wx.EXPAND)
vbox.Add((0,10), 0)
sliders['signal_type'].set_value("Signal: %s"
% signal_string[signal_type])
sliders['noise_type'].set_value("Noise: %s"
% noise_string[options.noise_type])
sliders['signal_freq'].set_value(options.freq)
sliders['signal_ampl'].set_value(options.amplitude)
sliders['noise_ampl'].set_value(options.noise_amplitude)