def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Lab 3 1")
_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
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
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.audio_source_0 = audio.source(samp_rate, '', True)
##################################################
# Connections
##################################################
self.connect((self.audio_source_0, 0),
(self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Lab 3 1")
_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
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
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.audio_source_0 = audio.source(samp_rate, '', True)
##################################################
# Connections
##################################################
self.connect((self.audio_source_0, 0), (self.wxgui_waterfallsink2_0, 0))
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")
##################################################
# 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)
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, parent):
# ------------------------------------------------------------------------
"""
Initialize, create and place wrapped Gnuradio object onto the underlying
wx.Panel.
"""
super(WaterfallControl, self).__init__(parent)
self.sink = waterfallsink2.waterfall_sink_f(
self,
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.sink.win, proportion=1, flag=wx.EXPAND)
self.SetSizer(sizer)
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 = 44100
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate/4,
fft_size=2048,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.blocks_wavfile_source_0 = blocks.wavfile_source('/home/sdr/Dropbox/Work/Documents/2020/FYS-2006/book/code/signal_processing/010_audio_compression/compressed_signal.wav', True)
self.blocks_integrate_xx_0 = blocks.integrate_ff(4, 1)
self.audio_sink_0 = audio.sink(samp_rate, '', True)
##################################################
# Connections
##################################################
self.connect((self.blocks_integrate_xx_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.blocks_integrate_xx_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.symbol_rate = symbol_rate = 200
self.samp_rate = samp_rate = 8000
self.samp_per_sym = samp_per_sym = samp_rate / symbol_rate
self.fsk_deviation_hz = fsk_deviation_hz = symbol_rate * 0.5
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0_0 = waterfallsink2.waterfall_sink_f(
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_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0.02,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_1.win)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(
samp_per_sym * (1 + 0.0), 0.25 * 0.175 * 0.175, 0.5, 0.175, 0.005)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_char * 1,
"/tmp/msk-bin", False)
self.blocks_file_sink_0_0.set_unbuffered(True)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_add_const_vxx_0 = blocks.add_const_vff((-79, ))
self.band_pass_filter_0 = filter.fir_filter_fcc(
1,
firdes.complex_band_pass(1, samp_rate, 750, 1250, 10,
firdes.WIN_HAMMING, 6.76))
self.audio_source_0 = audio.source(samp_rate, "dsp0", True)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(
samp_rate / (2 * math.pi * fsk_deviation_hz / 8.0))
##################################################
# Connections
##################################################
self.connect((self.audio_source_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.analog_quadrature_demod_cf_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.wxgui_scopesink2_1, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_add_const_vxx_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.blocks_pack_k_bits_bb_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0),
(self.blocks_file_sink_0_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.blocks_complex_to_float_0, 0))
self.connect((self.blocks_complex_to_float_0, 0),
(self.wxgui_waterfallsink2_0_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="SSB step1")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
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.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, 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.wxgui_fftsink2_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_throttle_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 = 1000000
self.freq_slider_0 = freq_slider_0 = 93.6
self.radio_freq = radio_freq = freq_slider_0 * 1e6
self.offset_freq = offset_freq = -100000
self.filter_taps2 = filter_taps2 = [1]
self.filter_taps1 = filter_taps1 = firdes.low_pass(
1, samp_rate, 100000, 1000, firdes.WIN_HAMMING)
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=512,
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=0,
ref_scale=2.0,
sample_rate=48000,
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.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=6,
decimation=25,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0 = filter.fir_filter_fff(
1, firdes.low_pass(1, 200000, 16000, 2000, firdes.WIN_HAMMING,
6.76))
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
5, (filter_taps1), offset_freq, samp_rate)
_freq_slider_0_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_slider_0_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_freq_slider_0_sizer,
value=self.freq_slider_0,
callback=self.set_freq_slider_0,
label='freq_slider_0',
converter=forms.float_converter(),
proportion=0,
)
self._freq_slider_0_slider = forms.slider(
parent=self.GetWin(),
sizer=_freq_slider_0_sizer,
value=self.freq_slider_0,
callback=self.set_freq_slider_0,
minimum=88,
maximum=108,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_slider_0_sizer)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1, "Documents/gnuradio/cap.cpx", True)
self.blks2_valve_0 = grc_blks2.valve(item_size=gr.sizeof_float * 1,
open=bool(0))
self.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=200000,
audio_decimation=1,
)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blks2_valve_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.blks2_valve_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blks2_valve_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="fmReceiver2")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rep = samp_rep = 44.1e3
self.samp_rate = samp_rate = 2e6
self.freq = freq = 99.3e6
##################################################
# 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=87e6,
maximum=108e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
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.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(0, 0)
self.rtlsdr_source_0.set_gain(10, 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.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, 75e3, 150e3, firdes.WIN_HAMMING, 6.76))
self.fractional_interpolator_xx_1 = filter.fractional_interpolator_ff(0, 4)
self.fractional_interpolator_xx_0 = filter.fractional_interpolator_cc(0, 3.968)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((4, ))
self.audio_sink_0 = audio.sink(44100, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=5e5,
audio_decimation=4,
)
self.analog_fm_deemph_0 = analog.fm_deemph(fs=samp_rep, tau=50e-6)
##################################################
# Connections
##################################################
self.connect((self.rtlsdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.fractional_interpolator_xx_0, 0))
self.connect((self.fractional_interpolator_xx_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fractional_interpolator_xx_1, 0))
self.connect((self.fractional_interpolator_xx_1, 0), (self.analog_fm_deemph_0, 0))
self.connect((self.analog_fm_deemph_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Psk31 Rx")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.center_freq = center_freq = 441000000
self.samp_rate = samp_rate = 960000
self.psk_offset = psk_offset = 1000
self.psk_center = psk_center = center_freq + 141000
self.int_rate = int_rate = 48000
self.gain = gain = 30
self.corr = corr = 0
self.audio_rate = audio_rate = 8000
##################################################
# Message Queues
##################################################
blocks_message_sink_0_msgq_out = wxgui_termsink_0_msgq_in = gr.msg_queue(2)
##################################################
# Blocks
##################################################
_psk_offset_sizer = wx.BoxSizer(wx.VERTICAL)
self._psk_offset_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_psk_offset_sizer,
value=self.psk_offset,
callback=self.set_psk_offset,
label="PSK offset",
converter=forms.float_converter(),
proportion=0,
)
self._psk_offset_slider = forms.slider(
parent=self.GetWin(),
sizer=_psk_offset_sizer,
value=self.psk_offset,
callback=self.set_psk_offset,
minimum=0,
maximum=3000,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_psk_offset_sizer, 1, 0, 1, 2)
_psk_center_sizer = wx.BoxSizer(wx.VERTICAL)
self._psk_center_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_psk_center_sizer,
value=self.psk_center,
callback=self.set_psk_center,
label="Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._psk_center_slider = forms.slider(
parent=self.GetWin(),
sizer=_psk_center_sizer,
value=self.psk_center,
callback=self.set_psk_center,
minimum=center_freq + 110000,
maximum=center_freq + 150000,
num_steps=40,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_psk_center_sizer, 0, 0, 1, 2)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "960 kHz")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "48 kHz")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "4 kHz")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "I/Q scope")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Constellation")
self.GridAdd(self.nb, 3, 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='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, 2, 0, 1, 1)
_corr_sizer = wx.BoxSizer(wx.VERTICAL)
self._corr_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_corr_sizer,
value=self.corr,
callback=self.set_corr,
label='corr',
converter=forms.float_converter(),
proportion=0,
)
self._corr_slider = forms.slider(
parent=self.GetWin(),
sizer=_corr_sizer,
value=self.corr,
callback=self.set_corr,
minimum=-150,
maximum=150,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_corr_sizer, 2, 1, 1, 1)
self.wxgui_waterfallsink2_2 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=30,
ref_level=-40,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
win=window.blackmanharris,
size=((800,400)),
)
self.nb.GetPage(2).Add(self.wxgui_waterfallsink2_2.win)
def wxgui_waterfallsink2_2_callback(x, y):
self.set_psk_offset(x)
self.wxgui_waterfallsink2_2.set_callback(wxgui_waterfallsink2_2_callback)
self.wxgui_waterfallsink2_1 = waterfallsink2.waterfall_sink_c(
self.nb.GetPage(1).GetWin(),
baseband_freq=psk_center,
dynamic_range=30,
ref_level=-30,
ref_scale=2.0,
sample_rate=int_rate,
fft_size=2048,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=((800,400)),
)
self.nb.GetPage(1).Add(self.wxgui_waterfallsink2_1.win)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=center_freq,
dynamic_range=30,
ref_level=-20,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=2048,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=((800,400)),
)
self.nb.GetPage(0).Add(self.wxgui_waterfallsink2_0.win)
def wxgui_waterfallsink2_0_callback(x, y):
self.set_psk_center(x)
self.wxgui_waterfallsink2_0.set_callback(wxgui_waterfallsink2_0_callback)
self.wxgui_termsink_0 = termsink.termsink(
parent=self.GetWin(),
size=(500,100),
msgq=wxgui_termsink_0_msgq_in,
)
self.Add(self.wxgui_termsink_0)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(4).GetWin(),
title="Scope Plot",
sample_rate=31.25,
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(4).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.nb.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=500,
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(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Hz",
minval=-500 / math.pi,
maxval=500 / math.pi,
factor=500 / math.pi,
decimal_places=1,
ref_level=0,
sample_rate=500,
number_rate=15,
average=False,
avg_alpha=None,
label="Carrier tracking offset",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_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(center_freq, 0)
self.osmosdr_source_0.set_freq_corr(corr, 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(0, 0)
self.osmosdr_source_0.set_gain(gain, 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.ham_varicode_rx_0 = ham.varicode_rx()
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_ccc(16, (firdes.low_pass(10, audio_rate, 120, 40, firdes.WIN_HAMMING, 6.76)), psk_offset, audio_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(samp_rate / int_rate, (firdes.low_pass(1, samp_rate, 12000, 12000, firdes.WIN_HAMMING, 6.76)), round(psk_center - center_freq,-3), samp_rate)
self.digital_diff_phasor_cc_0 = digital.diff_phasor_cc()
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(5 * math.pi /100.0, 2)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_cc(16, 0.25*0.175*0.175, 0.5, 0.175, 0.005)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_message_sink_0 = blocks.message_sink(gr.sizeof_char*1, blocks_message_sink_0_msgq_out, True)
self.blocks_complex_to_real_1 = blocks.complex_to_real(1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.band_pass_filter_0 = filter.fir_filter_ccc(int_rate / audio_rate, firdes.complex_band_pass(
1, int_rate, 200, 2800, 200, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(audio_rate, "plughw:0,0", True)
self.analog_agc_xx_0 = analog.agc_cc(1e-3, 0.1, 1.0)
self.analog_agc_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_waterfallsink2_1, 0))
self.connect((self.osmosdr_source_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.wxgui_waterfallsink2_2, 0))
self.connect((self.digital_costas_loop_cc_0, 1), (self.wxgui_numbersink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.digital_diff_phasor_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.ham_varicode_rx_0, 0), (self.blocks_message_sink_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.ham_varicode_rx_0, 0))
self.connect((self.blocks_complex_to_real_1, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.digital_diff_phasor_cc_0, 0), (self.blocks_complex_to_real_1, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.audio_sink_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.analog_agc_xx_0, 0))
self.connect((self.analog_agc_xx_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.analog_agc_xx_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.wxgui_scopesink2_1, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_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.volume = volume = 1
self.shift = shift = 200000
self.samp_rate = samp_rate = 2e6
self.gain = gain = 48
self.freq = freq = 98.5e6
self.cutoff = cutoff = 75000
##################################################
# Blocks
##################################################
self.Notebook = self.Notebook = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Notebook.AddPage(grc_wxgui.Panel(self.Notebook), "Tuner")
self.Notebook.AddPage(grc_wxgui.Panel(self.Notebook), "Audio")
self.Add(self.Notebook)
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.Notebook.GetPage(1).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.Notebook.GetPage(1).GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=0,
maximum=2,
num_steps=10,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Notebook.GetPage(1).Add(_volume_sizer)
_shift_sizer = wx.BoxSizer(wx.VERTICAL)
self._shift_text_box = forms.text_box(
parent=self.Notebook.GetPage(0).GetWin(),
sizer=_shift_sizer,
value=self.shift,
callback=self.set_shift,
label='shift',
converter=forms.float_converter(),
proportion=0,
)
self._shift_slider = forms.slider(
parent=self.Notebook.GetPage(0).GetWin(),
sizer=_shift_sizer,
value=self.shift,
callback=self.set_shift,
minimum=0,
maximum=400000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Notebook.GetPage(0).Add(_shift_sizer)
_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_text_box = forms.text_box(
parent=self.Notebook.GetPage(0).GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
label='gain',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider = forms.slider(
parent=self.Notebook.GetPage(0).GetWin(),
sizer=_gain_sizer,
value=self.gain,
callback=self.set_gain,
minimum=0,
maximum=50,
num_steps=50,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Notebook.GetPage(0).Add(_gain_sizer)
_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._freq_text_box = forms.text_box(
parent=self.Notebook.GetPage(0).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.Notebook.GetPage(0).GetWin(),
sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
minimum=87e6,
maximum=108e6,
num_steps=210,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Notebook.GetPage(0).Add(_freq_sizer)
_cutoff_sizer = wx.BoxSizer(wx.VERTICAL)
self._cutoff_text_box = forms.text_box(
parent=self.Notebook.GetPage(0).GetWin(),
sizer=_cutoff_sizer,
value=self.cutoff,
callback=self.set_cutoff,
label='cutoff',
converter=forms.float_converter(),
proportion=0,
)
self._cutoff_slider = forms.slider(
parent=self.Notebook.GetPage(0).GetWin(),
sizer=_cutoff_sizer,
value=self.cutoff,
callback=self.set_cutoff,
minimum=0,
maximum=2e5,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Notebook.GetPage(0).Add(_cutoff_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.Notebook.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=48000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.Notebook.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_c(
self.Notebook.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=150,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Notebook.GetPage(0).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.Notebook.GetPage(1).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=20,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Notebook.GetPage(1).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+shift, 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(True, 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.rational_resampler_xxx_1 = filter.rational_resampler_ccc(
interpolation=1,
decimation=int(samp_rate/500e3),
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=48,
decimation=50,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_0_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, cutoff, cutoff*2, firdes.WIN_HAMMING, 6.76))
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, (1, ), -shift, samp_rate)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((volume, ))
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=500000,
audio_decimation=10,
)
##################################################
# Connections
##################################################
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.freq_xlating_fir_filter_xxx_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.wxgui_fftsink2_1, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Stereo FM receiver and RDS Decoder")
_icon_path = "/usr/share/icons/hicolor/24x24/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1000000
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 250000
self.freq = freq = 97e6
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 = 20
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.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.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(freq_tune, 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(gain, 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.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)
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_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.audio_sink_0 = audio.sink(audio_rate, '', True)
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.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_pll_refout_cc_0, 0),
(self.blocks_multiply_xx_1, 0))
self.connect((self.analog_pll_refout_cc_0, 0),
(self.blocks_multiply_xx_1, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_1, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_2, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.fir_filter_xxx_3, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_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_imag_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_complex_to_imag_0, 0),
(self.wxgui_scopesink2_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.blocks_multiply_const_vxx_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.fir_filter_xxx_5, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.wxgui_fftsink2_0_0_0_1_0_0, 0))
self.connect((self.blocks_multiply_xx_1, 0),
(self.blocks_complex_to_imag_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0),
(self.gr_rds_decoder_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0),
(self.wxgui_scopesink2_1, 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.fir_filter_xxx_2, 0),
(self.analog_pll_refout_cc_0, 0))
self.connect((self.fir_filter_xxx_3, 0),
(self.blocks_multiply_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_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.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),
(self.root_raised_cosine_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0),
(self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.osmosdr_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.audio_sink_0, 1))
self.connect((self.root_raised_cosine_filter_0, 0),
(self.digital_mpsk_receiver_cc_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Audio Fmcw 2")
_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 = 48e3
self.mul_constant = mul_constant = 50
self.f = f = 50
self.delay_ms = delay_ms = 350
##################################################
# Blocks
##################################################
self._mul_constant_text_box = forms.text_box(
parent=self.GetWin(),
value=self.mul_constant,
callback=self.set_mul_constant,
label='mul_constant',
converter=forms.float_converter(),
)
self.Add(self._mul_constant_text_box)
self._f_text_box = forms.text_box(
parent=self.GetWin(),
value=self.f,
callback=self.set_f,
label='f',
converter=forms.float_converter(),
)
self.Add(self._f_text_box)
_delay_ms_sizer = wx.BoxSizer(wx.VERTICAL)
self._delay_ms_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_delay_ms_sizer,
value=self.delay_ms,
callback=self.set_delay_ms,
label='delay_ms',
converter=forms.int_converter(),
proportion=0,
)
self._delay_ms_slider = forms.slider(
parent=self.GetWin(),
sizer=_delay_ms_sizer,
value=self.delay_ms,
callback=self.set_delay_ms,
minimum=0,
maximum=1000,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=int,
proportion=1,
)
self.Add(_delay_ms_sizer)
self.wxgui_waterfallsink2_1 = waterfallsink2.waterfall_sink_f(
self.GetWin(),
baseband_freq=0,
dynamic_range=21,
ref_level=10,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=2014,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.Add(self.wxgui_waterfallsink2_1.win)
self.hilbert_fc_0 = filter.hilbert_fc(65, firdes.WIN_HAMMING, 6.76)
self.fft_vxx_0 = fft.fft_vcc(1024, True, (window.blackmanharris(1024)), True, 2)
self.chirp_gen_0 = chirp_gen(
bf_hz=0,
chirp_rate_hz=f,
chirp_width_hz=48e3,
samp_rate=48e3,
)
self.blocks_vector_to_stream_2 = blocks.vector_to_stream(gr.sizeof_gr_complex*1, 1024)
self.blocks_vector_to_stream_1 = blocks.vector_to_stream(gr.sizeof_float*1, 512)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(gr.sizeof_float*1, 512)
self.blocks_vector_source_x_1 = blocks.vector_source_c((0, 0, 0), True, 1, [])
self.blocks_stream_to_vector_1 = blocks.stream_to_vector(gr.sizeof_gr_complex*1, 512)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_gr_complex*1, 1024)
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_gr_complex*1, (1024, 1))
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(1, 512, 0)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_const_xx_0 = blocks.multiply_const_ff(mul_constant)
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_float*512, 1)
self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_gr_complex, 512, 1024, 512)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, delay_ms)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(512)
self.audio_source_0 = audio.source(48000, '', True)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_const_source_x_1 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_1, 0), (self.blocks_stream_mux_0, 1))
self.connect((self.audio_source_0, 0), (self.hilbert_fc_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.blocks_keep_m_in_n_0, 0), (self.blocks_stream_to_vector_1, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.blocks_vector_to_stream_1, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_multiply_const_xx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_stream_mux_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0), (self.blocks_vector_to_stream_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.blocks_stream_to_vector_0, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.blocks_stream_to_vector_1, 0), (self.blocks_complex_to_mag_0, 0))
self.connect((self.blocks_vector_source_x_1, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.blocks_vector_to_stream_0, 0), (self.blocks_multiply_const_xx_0, 0))
self.connect((self.blocks_vector_to_stream_1, 0), (self.wxgui_waterfallsink2_1, 0))
self.connect((self.blocks_vector_to_stream_2, 0), (self.blocks_keep_m_in_n_0, 0))
self.connect((self.chirp_gen_0, 1), (self.blocks_delay_0, 0))
self.connect((self.fft_vxx_0, 0), (self.blocks_vector_to_stream_2, 0))
self.connect((self.hilbert_fc_0, 0), (self.blocks_multiply_conjugate_cc_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.symbol_rate = symbol_rate = 200
self.samp_rate = samp_rate = 8000
self.samp_per_sym = samp_per_sym = samp_rate/symbol_rate
self.fsk_deviation_hz = fsk_deviation_hz = symbol_rate * 0.5
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0_0 = waterfallsink2.waterfall_sink_f(
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_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0.02,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_1.win)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_ff(samp_per_sym*(1+0.0), 0.25*0.175*0.175, 0.5, 0.175, 0.005)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_pack_k_bits_bb_0 = blocks.pack_k_bits_bb(8)
self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_char*1, "/tmp/msk-bin", False)
self.blocks_file_sink_0_0.set_unbuffered(True)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_add_const_vxx_0 = blocks.add_const_vff((-79, ))
self.band_pass_filter_0 = filter.fir_filter_fcc(1, firdes.complex_band_pass(
1, samp_rate, 750, 1250, 10, firdes.WIN_HAMMING, 6.76))
self.audio_source_0 = audio.source(samp_rate, "dsp0", True)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(samp_rate/(2*math.pi*fsk_deviation_hz/8.0))
##################################################
# Connections
##################################################
self.connect((self.audio_source_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.analog_quadrature_demod_cf_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0), (self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0), (self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_add_const_vxx_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_pack_k_bits_bb_0, 0))
self.connect((self.blocks_pack_k_bits_bb_0, 0), (self.blocks_file_sink_0_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.blocks_complex_to_float_0, 0))
self.connect((self.blocks_complex_to_float_0, 0), (self.wxgui_waterfallsink2_0_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="JMPXRDS Receiver (based on gr_rds)")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
self._lock = threading.RLock()
##################################################
# Variables
##################################################
self.volume = volume = -3
self.mpx_samp_rate_0 = mpx_samp_rate_0 = 192000
self.mpx_samp_rate = mpx_samp_rate = 192000
self.audio_samp_rate = audio_samp_rate = 96000
##################################################
# 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, 0, 1, 1)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "MPX Plot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "MPX 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 Plot")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS Constelation")
self.GridAdd(self.nb, 1, 0, 1, 1)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(1).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='MPX Waterfall Plot',
)
self.nb.GetPage(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(5).GetWin(),
title='Scope Plot',
sample_rate=mpx_samp_rate / 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(5).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_0_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='MPX FFT',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0_0_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
self.nb.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate/4,
fft_size=1024,
fft_rate=12,
average=False,
avg_alpha=None,
title='RDS',
peak_hold=False,
win=window.blackmanharris,
)
self.nb.GetPage(4).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(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L-R',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(3).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=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='L+R',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0_0_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=mpx_samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.8,
title='MPX FFT',
peak_hold=False,
win=window.flattop,
)
self.nb.GetPage(0).Add(self.wxgui_fftsink2_0_0.win)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(1, firdes.root_raised_cosine(
1, mpx_samp_rate/4, 2375, 1, 100))
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=audio_samp_rate,
decimation=mpx_samp_rate,
taps=None,
fractional_bw=0.4,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=audio_samp_rate,
decimation=mpx_samp_rate,
taps=None,
fractional_bw=0.4,
)
self.gr_rds_parser_0 = rds.parser(False, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(96700000, 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_2 = filter.freq_xlating_fir_filter_fcf(1, (firdes.low_pass(1.0,mpx_samp_rate,17e3,3e3,firdes.WIN_HAMMING)), 38000, mpx_samp_rate)
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_fcc(4, (firdes.low_pass(1.0,mpx_samp_rate,2.4e3,2e3,firdes.WIN_HAMMING)), 57e3, mpx_samp_rate)
self.fir_filter_xxx_1 = filter.fir_filter_fff(1, (firdes.low_pass(1.0,mpx_samp_rate,17e3,3e3,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, mpx_samp_rate/4/2375.0, 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_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_float*1, '/tmp/jmpxrds_rtp_client.sock', False)
self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
self.blocks_complex_to_real_0_0 = blocks.complex_to_real(1)
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(audio_samp_rate, '', True)
self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(1)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=mpx_samp_rate, tau=50e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=mpx_samp_rate, tau=50e-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_frequency_modulator_fc_0, 0), (self.wxgui_fftsink2_0_0_1, 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_complex_to_real_0_0, 0), (self.digital_binary_slicer_fb_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.analog_frequency_modulator_fc_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.fir_filter_xxx_1, 0))
self.connect((self.blocks_file_source_0, 0), (self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.blocks_file_source_0, 0), (self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.blocks_file_source_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.blocks_file_source_0, 0), (self.wxgui_waterfallsink2_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.rational_resampler_xxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.analog_fm_deemph_0_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 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_1, 0), (self.root_raised_cosine_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_2, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0), (self.audio_sink_0, 1))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Psk31 Rx")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.center_freq = center_freq = 441000000
self.samp_rate = samp_rate = 960000
self.psk_offset = psk_offset = 1000
self.psk_center = psk_center = center_freq + 141000
self.int_rate = int_rate = 48000
self.gain = gain = 30
self.corr = corr = 0
self.audio_rate = audio_rate = 8000
##################################################
# Message Queues
##################################################
blocks_message_sink_0_msgq_out = wxgui_termsink_0_msgq_in = gr.msg_queue(
2)
##################################################
# Blocks
##################################################
_psk_offset_sizer = wx.BoxSizer(wx.VERTICAL)
self._psk_offset_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_psk_offset_sizer,
value=self.psk_offset,
callback=self.set_psk_offset,
label="PSK offset",
converter=forms.float_converter(),
proportion=0,
)
self._psk_offset_slider = forms.slider(
parent=self.GetWin(),
sizer=_psk_offset_sizer,
value=self.psk_offset,
callback=self.set_psk_offset,
minimum=0,
maximum=3000,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_psk_offset_sizer, 1, 0, 1, 2)
_psk_center_sizer = wx.BoxSizer(wx.VERTICAL)
self._psk_center_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_psk_center_sizer,
value=self.psk_center,
callback=self.set_psk_center,
label="Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._psk_center_slider = forms.slider(
parent=self.GetWin(),
sizer=_psk_center_sizer,
value=self.psk_center,
callback=self.set_psk_center,
minimum=center_freq + 110000,
maximum=center_freq + 150000,
num_steps=40,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_psk_center_sizer, 0, 0, 1, 2)
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "960 kHz")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "48 kHz")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "4 kHz")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "I/Q scope")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Constellation")
self.GridAdd(self.nb, 3, 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='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, 2, 0, 1, 1)
_corr_sizer = wx.BoxSizer(wx.VERTICAL)
self._corr_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_corr_sizer,
value=self.corr,
callback=self.set_corr,
label='corr',
converter=forms.float_converter(),
proportion=0,
)
self._corr_slider = forms.slider(
parent=self.GetWin(),
sizer=_corr_sizer,
value=self.corr,
callback=self.set_corr,
minimum=-150,
maximum=150,
num_steps=300,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_corr_sizer, 2, 1, 1, 1)
self.wxgui_waterfallsink2_2 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=30,
ref_level=-40,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
win=window.blackmanharris,
size=((800, 400)),
)
self.nb.GetPage(2).Add(self.wxgui_waterfallsink2_2.win)
def wxgui_waterfallsink2_2_callback(x, y):
self.set_psk_offset(x)
self.wxgui_waterfallsink2_2.set_callback(
wxgui_waterfallsink2_2_callback)
self.wxgui_waterfallsink2_1 = waterfallsink2.waterfall_sink_c(
self.nb.GetPage(1).GetWin(),
baseband_freq=psk_center,
dynamic_range=30,
ref_level=-30,
ref_scale=2.0,
sample_rate=int_rate,
fft_size=2048,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=((800, 400)),
)
self.nb.GetPage(1).Add(self.wxgui_waterfallsink2_1.win)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.nb.GetPage(0).GetWin(),
baseband_freq=center_freq,
dynamic_range=30,
ref_level=-20,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=2048,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
size=((800, 400)),
)
self.nb.GetPage(0).Add(self.wxgui_waterfallsink2_0.win)
def wxgui_waterfallsink2_0_callback(x, y):
self.set_psk_center(x)
self.wxgui_waterfallsink2_0.set_callback(
wxgui_waterfallsink2_0_callback)
self.wxgui_termsink_0 = termsink.termsink(
parent=self.GetWin(),
size=(500, 100),
msgq=wxgui_termsink_0_msgq_in,
)
self.Add(self.wxgui_termsink_0)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(4).GetWin(),
title="Scope Plot",
sample_rate=31.25,
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(4).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.nb.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=500,
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(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Hz",
minval=-500 / math.pi,
maxval=500 / math.pi,
factor=500 / math.pi,
decimal_places=1,
ref_level=0,
sample_rate=500,
number_rate=15,
average=False,
avg_alpha=None,
label="Carrier tracking offset",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_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(center_freq, 0)
self.osmosdr_source_0.set_freq_corr(corr, 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(0, 0)
self.osmosdr_source_0.set_gain(gain, 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.ham_varicode_rx_0 = ham.varicode_rx()
self.freq_xlating_fir_filter_xxx_1 = filter.freq_xlating_fir_filter_ccc(
16, (firdes.low_pass(10, audio_rate, 120, 40, firdes.WIN_HAMMING,
6.76)), psk_offset, audio_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
samp_rate / int_rate, (firdes.low_pass(1, samp_rate, 12000, 12000,
firdes.WIN_HAMMING, 6.76)),
round(psk_center - center_freq, -3), samp_rate)
self.digital_diff_phasor_cc_0 = digital.diff_phasor_cc()
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
5 * math.pi / 100.0, 2)
self.digital_clock_recovery_mm_xx_0 = digital.clock_recovery_mm_cc(
16, 0.25 * 0.175 * 0.175, 0.5, 0.175, 0.005)
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_message_sink_0 = blocks.message_sink(
gr.sizeof_char * 1, blocks_message_sink_0_msgq_out, True)
self.blocks_complex_to_real_1 = blocks.complex_to_real(1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.band_pass_filter_0 = filter.fir_filter_ccc(
int_rate / audio_rate,
firdes.complex_band_pass(1, int_rate, 200, 2800, 200,
firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(audio_rate, "plughw:0,0", True)
self.analog_agc_xx_0 = analog.agc_cc(1e-3, 0.1, 1.0)
self.analog_agc_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_waterfallsink2_1, 0))
self.connect((self.osmosdr_source_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.osmosdr_source_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.band_pass_filter_0, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.wxgui_waterfallsink2_2, 0))
self.connect((self.digital_costas_loop_cc_0, 1),
(self.wxgui_numbersink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.wxgui_scopesink2_0, 0))
self.connect((self.digital_clock_recovery_mm_xx_0, 0),
(self.digital_diff_phasor_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.digital_clock_recovery_mm_xx_0, 0))
self.connect((self.ham_varicode_rx_0, 0),
(self.blocks_message_sink_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.ham_varicode_rx_0, 0))
self.connect((self.blocks_complex_to_real_1, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.digital_diff_phasor_cc_0, 0),
(self.blocks_complex_to_real_1, 0))
self.connect((self.blocks_complex_to_real_0, 0),
(self.audio_sink_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.analog_agc_xx_0, 0))
self.connect((self.analog_agc_xx_0, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.analog_agc_xx_0, 0),
(self.freq_xlating_fir_filter_xxx_1, 0))
self.connect((self.digital_clock_recovery_mm_xx_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 = 32000
##################################################
# Blocks
##################################################
self.nb = self.nb = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nb.AddPage(grc_wxgui.Panel(self.nb), "tab1")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "tab2")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "tab3")
self.Add(self.nb)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nb.GetPage(1).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(1).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_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=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.nb.GetPage(0).GetWin(),
title="Constellation Plot",
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.nb.GetPage(0).Add(self.wxgui_constellationsink2_0.win)
self.blocks_wavfile_source_0 = blocks.wavfile_source(
"/home/gareth/tmp/SDRSharp_20160305_114954Z_27619080Hz_IQ.wav",
True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate, True)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
##################################################
# Connections
##################################################
self.connect((self.blocks_float_to_complex_0, 0),
(self.wxgui_constellationsink2_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.blocks_wavfile_source_0, 0),
(self.blocks_throttle_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="[FG]MRS Receiver")
_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.channel_width = channel_width = 25e3
self.rf_freq_mhz = rf_freq_mhz = 462.5625
self.decimation = decimation = int(samp_rate/channel_width)
self.squelch = squelch = -20
self.spec_size = spec_size = 480,256
self.rf_freq = rf_freq = rf_freq_mhz*1.0e6
self.decimated_rate = decimated_rate = samp_rate/decimation
self.center_freq = center_freq = (int(rf_freq_mhz)+0.5)*1e6
self.cctss_freq = cctss_freq = 0
self.audio_rate = audio_rate = int(11025)
##################################################
# Blocks
##################################################
_squelch_sizer = wx.BoxSizer(wx.VERTICAL)
self._squelch_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_squelch_sizer,
value=self.squelch,
callback=self.set_squelch,
label="Squelch (dBm)",
converter=forms.float_converter(),
proportion=0,
)
self._squelch_slider = forms.slider(
parent=self.GetWin(),
sizer=_squelch_sizer,
value=self.squelch,
callback=self.set_squelch,
minimum=-50,
maximum=0,
num_steps=50,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_squelch_sizer, 3, 3, 1, 2)
self._cctss_freq_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.cctss_freq,
callback=self.set_cctss_freq,
label="Privacy Code",
choices=[0,67.0,71.9,74.4,77.0,79.7,82.5,85.4,88.5,91.5,94.8,97.4,100.0,103.5,107.2,110.9,114.8,118.8,123.0,127.3,131.8,136.5,141.3,146.2,151.4,156.7,162.2,167.9,173.8,179.9,186.2,192.8,203.5,210.7,218.1,225.7,233.7,241.8,250.3],
labels=['0 (Monitor)',1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38],
)
self.GridAdd(self._cctss_freq_chooser, 3, 2, 1, 1)
self.wxgui_waterfallsink2_1_0 = waterfallsink2.waterfall_sink_f(
self.GetWin(),
baseband_freq=0,
dynamic_range=40,
ref_level=-25,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Raw Audio Spectrum",
size=(spec_size),
)
self.GridAdd(self.wxgui_waterfallsink2_1_0.win, 2, 4, 1, 3)
self.wxgui_waterfallsink2_1 = waterfallsink2.waterfall_sink_f(
self.GetWin(),
baseband_freq=0,
dynamic_range=40,
ref_level=-25,
ref_scale=2.0,
sample_rate=audio_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Squelched Audio Spectrum",
size=(spec_size),
)
self.GridAdd(self.wxgui_waterfallsink2_1.win, 2, 1, 1, 3)
self.wxgui_waterfallsink2_0_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=center_freq,
dynamic_range=40,
ref_level=-25,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="RF Spectrum",
size=(spec_size),
)
self.GridAdd(self.wxgui_waterfallsink2_0_0.win, 1, 1, 1, 3)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=40,
ref_level=-25,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Baseband Spectrum",
size=(spec_size),
)
self.GridAdd(self.wxgui_waterfallsink2_0.win, 1, 4, 1, 3)
self._rf_freq_mhz_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.rf_freq_mhz,
callback=self.set_rf_freq_mhz,
label="Channel",
choices=[462.5625, 462.5875, 462.6125, 462.6375, 462.6625, 462.6875, 462.7125, 467.5625, 467.5875, 467.6125, 467.6375, 467.6625, 467.6875, 467.7125, 462.550, 462.575, 462.600, 462.625,462.650,462.675,462.700, 462.725],
labels=['FRS1 / GMRS 9',2,3,4,5,6,'FRS7 / GMRS15 ','FRS8',9,10,11,12,13,'FRS14','GMRS1',2,3,4,5,6,7,'GMRS8'],
)
self.GridAdd(self._rf_freq_mhz_chooser, 3, 1, 1, 1)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(audio_rate),
decimation=int(decimated_rate),
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(center_freq, 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(True, 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.low_pass_filter_0 = filter.fir_filter_ccf(decimation, firdes.low_pass(
1, samp_rate, decimated_rate*0.8, decimated_rate*0.2, firdes.WIN_HAMMING, 6.76))
self.dc_blocker_xx_0 = filter.dc_blocker_cc(32, True)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.audio_sink_0 = audio.sink(audio_rate, "", True)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, rf_freq, 1, 0)
self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_ff(squelch, 0.0001, 1, False)
self.analog_nbfm_rx_0 = analog.nbfm_rx(
audio_rate=audio_rate,
quad_rate=audio_rate,
tau=75e-6,
max_dev=5e3,
)
self.analog_ctcss_squelch_ff_0 = analog.ctcss_squelch_ff(audio_rate, cctss_freq, 0.01, 0, 1, False)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.analog_nbfm_rx_0, 0))
self.connect((self.analog_nbfm_rx_0, 0), (self.wxgui_waterfallsink2_1_0, 0))
self.connect((self.analog_nbfm_rx_0, 0), (self.analog_ctcss_squelch_ff_0, 0))
self.connect((self.analog_ctcss_squelch_ff_0, 0), (self.analog_pwr_squelch_xx_0, 0))
self.connect((self.analog_pwr_squelch_xx_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_pwr_squelch_xx_0, 0), (self.wxgui_waterfallsink2_1, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.dc_blocker_xx_0, 0))
self.connect((self.dc_blocker_xx_0, 0), (self.wxgui_waterfallsink2_0_0, 0))
self.connect((self.dc_blocker_xx_0, 0), (self.blocks_multiply_xx_0, 1))
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, 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", "--which", type="int", default=0,
help="select which USRP (0, 1, ...) default is %default", metavar="NUM")
parser.add_option("-R", "--rx-subdev-spec", type="subdev", default=None,
help="select USRP Rx side A or B (default=first one with a daughterboard)")
parser.add_option("-A", "--antenna", default=None,
help="select Rx Antenna (only on RFX-series boards)")
parser.add_option("-d", "--decim", type="int", default=16,
help="set fgpa decimation rate to DECIM [default=%default]")
parser.add_option("-f", "--freq", type="eng_float", default=None,
help="set frequency to FREQ", metavar="FREQ")
parser.add_option("-g", "--gain", type="eng_float", default=None,
help="set gain in dB [default is midpoint]")
parser.add_option("-W", "--waterfall", action="store_true", default=False,
help="Enable waterfall display")
parser.add_option("-8", "--width-8", action="store_true", default=False,
help="Enable 8-bit samples across USB")
parser.add_option( "--no-hb", action="store_true", default=False,
help="don't use halfband filter in usrp")
parser.add_option("-S", "--oscilloscope", action="store_true", default=False,
help="Enable oscilloscope display")
parser.add_option("", "--avg-alpha", type="eng_float", default=1e-1,
help="Set fftsink averaging factor, [default=%default]")
parser.add_option("", "--ref-scale", type="eng_float", default=13490.0,
help="Set dBFS=0dB input value, [default=%default]")
parser.add_option("", "--fft-size", type="int", default=1024,
help="Set FFT frame size, [default=%default]");
(options, args) = parser.parse_args()
if len(args) != 0:
parser.print_help()
sys.exit(1)
self.options = options
self.show_debug_info = True
# build the graph
if options.no_hb or (options.decim<8):
#Min decimation of this firmware is 4.
#contains 4 Rx paths without halfbands and 0 tx paths.
self.fpga_filename="std_4rx_0tx.rbf"
self.u = usrp.source_c(which=options.which, decim_rate=options.decim, fpga_filename=self.fpga_filename)
else:
#Min decimation of standard firmware is 8.
#standard fpga firmware "std_2rxhb_2tx.rbf"
#contains 2 Rx paths with halfband filters and 2 tx paths (the default)
self.u = usrp.source_c(which=options.which, decim_rate=options.decim)
if options.rx_subdev_spec is None:
options.rx_subdev_spec = pick_subdevice(self.u)
self.u.set_mux(usrp.determine_rx_mux_value(self.u, options.rx_subdev_spec))
if options.width_8:
width = 8
shift = 8
format = self.u.make_format(width, shift)
print "format =", hex(format)
r = self.u.set_format(format)
print "set_format =", r
# determine the daughterboard subdevice we're using
self.subdev = usrp.selected_subdev(self.u, options.rx_subdev_spec)
input_rate = self.u.adc_freq() / self.u.decim_rate()
if options.waterfall:
self.scope = \
waterfallsink2.waterfall_sink_f (panel, fft_size=options.fft_size, sample_rate=input_rate)
elif options.oscilloscope:
self.scope = scopesink2.scope_sink_f(panel, sample_rate=input_rate) #v_scale, t_scale, v_offset, frame_rate
else:
self.scope = fftsink2.fft_sink_f (panel, fft_size=options.fft_size, sample_rate=input_rate,
ref_scale=options.ref_scale, ref_level=0.0, y_divs = 10, avg_alpha=options.avg_alpha)
self.MAG = gr.complex_to_mag() # AM
self.connect(self.u, self.MAG, self.scope)
self._build_gui(vbox)
self._setup_events()
# set initial values
if options.gain is None:
# if no gain was specified, use the mid-point in dB
g = self.subdev.gain_range()
options.gain = float(g[0]+g[1])/2
if options.freq is None:
# if no freq was specified, use the mid-point
r = self.subdev.freq_range()
options.freq = float(r[0]+r[1])/2
self.set_gain(options.gain)
if options.antenna is not None:
#print "Selecting antenna %s" % (options.antenna,)
#self.subdev.select_rx_antenna(options.antenna)
self.set_antenna(options.antenna)
if self.show_debug_info:
self.myform['decim'].set_value(self.u.decim_rate())
self.myform['fs@usb'].set_value(self.u.adc_freq() / self.u.decim_rate())
self.myform['dbname'].set_value(self.subdev.name())
self.myform['baseband'].set_value(0)
self.myform['ddc'].set_value(0)
if not(self.set_freq(options.freq)):
self._set_status_msg("Failed to set initial frequency")
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Stereo FM receiver and RDS Decoder")
##################################################
# Variables
##################################################
self.freq_offset = freq_offset = 250000
self.freq = freq = 97e6
self.volume = volume = -3
self.samp_rate = samp_rate = 2000000
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
##################################################
# 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.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=88e6,
maximum=107.9e6,
num_steps=200,
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(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_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.rtlsdr_source_0_0 = osmosdr.source(args="numchan=" + str(1) +
" " + '')
self.rtlsdr_source_0_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0_0.set_freq_corr(0, 0)
self.rtlsdr_source_0_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0_0.set_gain_mode(False, 0)
self.rtlsdr_source_0_0.set_gain(14, 0)
self.rtlsdr_source_0_0.set_if_gain(24, 0)
self.rtlsdr_source_0_0.set_bb_gain(gain, 0)
self.rtlsdr_source_0_0.set_antenna('', 0)
self.rtlsdr_source_0_0.set_bandwidth(0, 0)
self.root_raised_cosine_filter_0 = filter.fir_filter_ccf(
2, firdes.root_raised_cosine(1, 19000, 2375, 1, 100))
self.rftap_rftap_encap_0 = rftap.rftap_encap(3, -1, 'rds')
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)
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_socket_pdu_0 = blocks.socket_pdu("UDP_CLIENT", '127.0.0.1',
'52001', 10000, False)
self.blocks_pdu_set_0 = blocks.pdu_set(pmt.to_pmt("nomfreq"),
pmt.to_pmt(freq))
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_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=8,
)
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.blocks_pdu_set_0, 'pdus'),
(self.rftap_rftap_encap_0, 'in'))
self.msg_connect((self.gr_rds_decoder_0, 'out'),
(self.blocks_pdu_set_0, 'pdus'))
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.msg_connect((self.rftap_rftap_encap_0, 'out'),
(self.blocks_socket_pdu_0, 'pdus'))
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_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_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_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))
self.connect((self.rtlsdr_source_0_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="TX Test")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.sampno = sampno = 32
self.samp_rate_1 = samp_rate_1 = sampno * 1e3
self.sigsource = sigsource = 100
self.samp_rate = samp_rate = int(samp_rate_1)
self.carfreqno = carfreqno = 1
self.carfreq_1 = carfreq_1 = 1
self.bbfreqno = bbfreqno = 1
self.bbfreq_1 = bbfreq_1 = 1
self.bb_amp = bb_amp = 0
##################################################
# Blocks
##################################################
self._bbfreqno_text_box = forms.text_box(
parent=self.GetWin(),
value=self.bbfreqno,
callback=self.set_bbfreqno,
label='Baseband Frequency',
converter=forms.float_converter(),
)
self.GridAdd(self._bbfreqno_text_box, 0, 0, 1, 1)
self._sigsource_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.sigsource,
callback=self.set_sigsource,
label='Signal Source',
choices=[100, 101, 102, 103, 104, 105],
labels=[
'Constant', 'Sine Wave', 'Cosine Wave', 'Square', 'Triange',
'Saw Tooth'
],
)
self.GridAdd(self._sigsource_chooser, 7, 0, 1, 1)
self._sampno_text_box = forms.text_box(
parent=self.GetWin(),
value=self.sampno,
callback=self.set_sampno,
label='Sample Rate',
converter=forms.float_converter(),
)
self.GridAdd(self._sampno_text_box, 4, 0, 1, 1)
self.notebook = self.notebook = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "Scope Sink")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "FFT Sink")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "Histo Sink")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook), "Waterfall Sink")
self.notebook.AddPage(grc_wxgui.Panel(self.notebook),
"Constellation Sink")
self.GridAdd(self.notebook, 8, 0, 1, 1)
self._carfreqno_text_box = forms.text_box(
parent=self.GetWin(),
value=self.carfreqno,
callback=self.set_carfreqno,
label='Carrier Frequency',
converter=forms.float_converter(),
)
self.GridAdd(self._carfreqno_text_box, 2, 0, 1, 1)
self._bbfreq_1_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.bbfreq_1,
callback=self.set_bbfreq_1,
label=' ',
choices=[bbfreqno, bbfreqno * 1e3, bbfreqno * 1e6, bbfreqno * 1e9],
labels=['Hz', 'kHz', 'MHz', 'GHz'],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._bbfreq_1_chooser, 1, 0, 1, 1)
_bb_amp_sizer = wx.BoxSizer(wx.VERTICAL)
self._bb_amp_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_bb_amp_sizer,
value=self.bb_amp,
callback=self.set_bb_amp,
label='Baseband Amplitude',
converter=forms.float_converter(),
proportion=0,
)
self._bb_amp_slider = forms.slider(
parent=self.GetWin(),
sizer=_bb_amp_sizer,
value=self.bb_amp,
callback=self.set_bb_amp,
minimum=-1,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_bb_amp_sizer, 6, 0, 1, 1)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.notebook.GetPage(3).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',
win=window.hanning,
)
self.notebook.GetPage(3).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook.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.notebook.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_histosink2_0 = histosink_gl.histo_sink_f(
self.notebook.GetPage(2).GetWin(),
title='Histogram Plot',
num_bins=27,
frame_size=1000,
)
self.notebook.GetPage(2).Add(self.wxgui_histosink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.notebook.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,
win=window.flattop,
)
self.notebook.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.notebook.GetPage(4).GetWin(),
title='Constellation Plot',
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.GetPage(4).Add(self.wxgui_constellationsink2_0.win)
self._samp_rate_1_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.samp_rate_1,
callback=self.set_samp_rate_1,
label=' ',
choices=[sampno, sampno * 1e3, sampno * 1e6, sampno * 1e9],
labels=['sp/s', 'ksp/s', 'msp/s', 'gsp/s'],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._samp_rate_1_chooser, 5, 0, 1, 1)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=int(samp_rate / 32000),
decimation=1,
taps=None,
fractional_bw=None,
)
self._carfreq_1_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.carfreq_1,
callback=self.set_carfreq_1,
label=' ',
choices=[
carfreqno, carfreqno * 1e3, carfreqno * 1e6, carfreqno * 1e9
],
labels=['Hz', 'kHz', 'MHz', 'GHz'],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._carfreq_1_chooser, 3, 0, 1, 1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.analog_sig_source_x_0 = analog.sig_source_f(
32e3, sigsource, bbfreq_1, bb_amp, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_sig_source_x_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_float_to_complex_0, 0),
(self.wxgui_constellationsink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_histosink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_scopesink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="RPi4 FM S RDS")
_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 = 2e6
self.sampleOut = sampleOut = 30000
self.quadrature = quadrature = samp_rate / 10
self.frekvenca = frekvenca = 106900000
##################################################
# Blocks
##################################################
self.nbook = self.nbook = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "Vhodni Spekter")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "MPX spekter")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "MPX slap")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "L+R")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "L-R")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "RDS spekter")
self.nbook.AddPage(grc_wxgui.Panel(self.nbook), "RDS scope")
self.Add(self.nbook)
_frekvenca_sizer = wx.BoxSizer(wx.VERTICAL)
self._frekvenca_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_frekvenca_sizer,
value=self.frekvenca,
callback=self.set_frekvenca,
label='Frekvenca',
converter=forms.float_converter(),
proportion=0,
)
self._frekvenca_slider = forms.slider(
parent=self.GetWin(),
sizer=_frekvenca_sizer,
value=self.frekvenca,
callback=self.set_frekvenca,
minimum=80000000,
maximum=110000000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_frekvenca_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
self.nbook.GetPage(2).GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=1.0,
sample_rate=140000,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Waterfall Plot',
)
self.nbook.GetPage(2).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nbook.GetPage(6).GetWin(),
title='Scope Plot',
sample_rate=2375 * 4,
v_scale=0.0004,
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.nbook.GetPage(6).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_3 = fftsink2.fft_sink_c(
self.nbook.GetPage(5).GetWin(),
baseband_freq=57000,
y_per_div=10,
y_divs=10,
ref_level=-70,
ref_scale=2.0,
sample_rate=19000,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=0.1333,
title='FFT Plot',
peak_hold=False,
)
self.nbook.GetPage(5).Add(self.wxgui_fftsink2_3.win)
self.wxgui_fftsink2_2 = fftsink2.fft_sink_c(
self.nbook.GetPage(0).GetWin(),
baseband_freq=frekvenca,
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=True,
avg_alpha=0.1333,
title='SDR sprejem',
peak_hold=False,
)
self.nbook.GetPage(0).Add(self.wxgui_fftsink2_2.win)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.nbook.GetPage(3).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=sampleOut,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1333,
title='L+R',
peak_hold=False,
)
self.nbook.GetPage(3).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0_0_0_1 = fftsink2.fft_sink_f(
self.nbook.GetPage(4).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=30000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1333,
title='L-R',
peak_hold=False,
)
self.nbook.GetPage(4).Add(self.wxgui_fftsink2_0_0_0_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.nbook.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=140000,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.1333,
title='MPX spectrum',
peak_hold=False,
win=window.hamming,
)
self.nbook.GetPage(1).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.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=140,
decimation=280,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0_0 = filter.rational_resampler_fff(
interpolation=sampleOut / 1000,
decimation=40,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=sampleOut / 1000,
decimation=int(quadrature / 1000),
taps=None,
fractional_bw=None,
)
self.pfb_arb_resampler_xxx_0 = pfb.arb_resampler_ccf(19000 /
quadrature,
taps=None,
flt_size=32)
self.pfb_arb_resampler_xxx_0.declare_sample_delay(0)
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(frekvenca, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(2, 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(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.low_pass_filter_0 = filter.fir_filter_ccf(
10,
firdes.low_pass(1, samp_rate, 75000, 25000, firdes.WIN_HAMMING,
6.76))
self.gr_rds_parser_0 = rds.parser(True, False, 0)
self.gr_rds_panel_0 = rds.rdsPanel(frekvenca, 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_2 = filter.freq_xlating_fir_filter_fcf(
5, (firdes.low_pass(1.0, 200000, 13e3, 3e3, firdes.WIN_HAMMING)),
38000, 200000)
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_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_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(sampleOut, 'hw:0,0', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=quadrature,
audio_decimation=1,
)
self.analog_fm_deemph_0_0_0 = analog.fm_deemph(fs=sampleOut, tau=75e-6)
self.analog_fm_deemph_0_0 = analog.fm_deemph(fs=sampleOut, tau=75e-6)
self.aa = filter.freq_xlating_fir_filter_fcc(
1, (filter.firdes.low_pass_2(1, samp_rate / 10, 2000, 500, 60)),
57000, quadrature)
##################################################
# 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.aa, 0), (self.pfb_arb_resampler_xxx_0, 0))
self.connect((self.analog_fm_deemph_0_0, 0), (self.audio_sink_0, 0))
self.connect((self.analog_fm_deemph_0_0_0, 0), (self.audio_sink_0, 1))
self.connect((self.analog_wfm_rcv_0, 0), (self.aa, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.freq_xlating_fir_filter_xxx_2, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.analog_wfm_rcv_0, 0),
(self.rational_resampler_xxx_1, 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.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.digital_diff_decoder_bb_0, 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.freq_xlating_fir_filter_xxx_2, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.wxgui_fftsink2_2, 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_3, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_fftsink2_1, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.wxgui_fftsink2_0_0_0_1, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.wxgui_waterfallsink2_0, 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="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 = 105.3e6
self.volume = volume = -3
self.samp_rate = samp_rate = 2000000
self.gain = gain = 20
self.freq_tune = freq_tune = freq - freq_offset
##################################################
# 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.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)
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_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.rtlsdr_source_0_0 = osmosdr.source(args="numchan=" + str(1) +
" " + '')
self.rtlsdr_source_0_0.set_sample_rate(samp_rate)
self.rtlsdr_source_0_0.set_center_freq(freq_tune, 0)
self.rtlsdr_source_0_0.set_freq_corr(0, 0)
self.rtlsdr_source_0_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0_0.set_gain_mode(False, 0)
self.rtlsdr_source_0_0.set_gain(14, 0)
self.rtlsdr_source_0_0.set_if_gain(24, 0)
self.rtlsdr_source_0_0.set_bb_gain(gain, 0)
self.rtlsdr_source_0_0.set_antenna('', 0)
self.rtlsdr_source_0_0.set_bandwidth(0, 0)
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.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)
_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=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_freq_sizer, 1, 0, 1, 2)
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.blocks_sub_xx_0 = blocks.sub_ff(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_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=8,
)
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.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_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_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_sub_xx_0, 0), (self.analog_fm_deemph_0_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.wxgui_scopesink2_1, 0))
self.connect((self.rtlsdr_source_0_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
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="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.ch_freq = ch_freq = 97.3e6
self.samp_rate = samp_rate = 5e6 / 1
self.rx_gain = rx_gain = 15
self.lpf_decim = lpf_decim = 20
self.freq = freq = ch_freq
self.audio_samp_rate = audio_samp_rate = 100e3
##################################################
# 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")
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_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
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_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)
_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.rational_resampler_xxx_0 = filter.rational_resampler_fff(
interpolation=96,
decimation=250,
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(ch_freq, 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(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.low_pass_filter_0 = filter.fir_filter_ccf(
lpf_decim,
firdes.low_pass(1, samp_rate, 100e3, 10e3, firdes.WIN_HAMMING,
6.76))
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_int * 1,
samp_rate / 1, True)
self.audio_sink_0 = audio.sink(int(audio_samp_rate), '', 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.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_wfm_rcv_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.osmosdr_source_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_fftsink2_1, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FMReceiverSignal")
_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 = 2e6
self.bb_decim = bb_decim = 4
self.freq_offset = freq_offset = 200000
self.freq = freq = 99.5e6
self.baseband_rate = baseband_rate = samp_rate/bb_decim
self.audio_decim = audio_decim = 5
self.xlate_bandwidth = xlate_bandwidth = 100000
self.volume = volume = 1
self.gain = gain = 40
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=0,
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), "Demod")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "BB")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "Waterfall")
self.nb.AddPage(grc_wxgui.Panel(self.nb), "RDS constellation")
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(3).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(3).Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.nb.GetPage(4).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(4).Add(self.wxgui_scopesink2_1.win)
self.wxgui_fftsink2_0_0_0_1_0_1 = fftsink2.fft_sink_c(
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_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="RDS",
peak_hold=False,
)
self.nb.GetPage(2).Add(self.wxgui_fftsink2_0_0_0_1_0_1.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_f(
self.nb.GetPage(0).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(0).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.nb.GetPage(1).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(1).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_1 = filter.rational_resampler_fff(
interpolation=48,
decimation=500,
taps=None,
fractional_bw=None,
)
self.gr_rds_parser_0 = rds.parser(True, False, 1)
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.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_multiply_const_vxx_0_0 = blocks.multiply_const_vff((volume, ))
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.audio_sink_0 = audio.sink(48000, "", True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=bb_decim,
)
##################################################
# 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_wfm_rcv_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.freq_xlating_fir_filter_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_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.blocks_multiply_const_vxx_0_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.digital_binary_slicer_fb_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_diff_decoder_bb_0, 0), (self.gr_rds_decoder_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.digital_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 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), (self.root_raised_cosine_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_1, 0), (self.wxgui_fftsink2_0_0_0_1_0_1, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.audio_sink_0, 0))
self.connect((self.root_raised_cosine_filter_0, 0), (self.digital_mpsk_receiver_cc_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Variables
##################################################
self.var = var = 11
self.samp_rate = samp_rate = 48e3
self.noise_amp = noise_amp = -130
self.freq = freq = 1e3
self.amp = amp = .5
##################################################
# Blocks
##################################################
_noise_amp_sizer = wx.BoxSizer(wx.VERTICAL)
self._noise_amp_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_noise_amp_sizer,
value=self.noise_amp,
callback=self.set_noise_amp,
label='Noise',
converter=forms.float_converter(),
proportion=0,
)
self._noise_amp_slider = forms.slider(
parent=self.GetWin(),
sizer=_noise_amp_sizer,
value=self.noise_amp,
callback=self.set_noise_amp,
minimum=-150,
maximum=0,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_noise_amp_sizer)
_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='Frequency',
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=0,
maximum=16e3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_freq_sizer)
_amp_sizer = wx.BoxSizer(wx.VERTICAL)
self._amp_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_amp_sizer,
value=self.amp,
callback=self.set_amp,
label='Amp',
converter=forms.float_converter(),
proportion=0,
)
self._amp_slider = forms.slider(
parent=self.GetWin(),
sizer=_amp_sizer,
value=self.amp,
callback=self.set_amp,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_amp_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_f(
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.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.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, freq, amp, 0)
self.analog_noise_source_x_0 = analog.noise_source_f(analog.GR_GAUSSIAN, 10**(1. * noise_amp / 20), 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_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.audio_sink_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_waterfallsink2_0, 0))
