def test_add_vff_one(self): src1_data = (1.0,) src2_data = (2.0,) src3_data = (3.0,) expected_result = (6.0,) op = gr.add_vff(1) self.help_ff(1, (src1_data, src2_data, src3_data), expected_result, op)
def test_add_vff_five(self):
src1_data = (1.0, 2.0, 3.0, 4.0, 5.0)
src2_data = (6.0, 7.0, 8.0, 9.0, 10.0)
src3_data = (11.0, 12.0, 13.0, 14.0, 15.0)
expected_result = (18.0, 21.0, 24.0, 27.0, 30.0)
op = gr.add_vff(5)
self.help_ff(5, (src1_data, src2_data, src3_data), expected_result, op)
def xInit(self, signals, noises, sinks):
# ------------------------------------------------------------------------
self.sources = {}
self.mutes = {}
self.amps = {}
#sources
for signal in signals:
self.sources[signal] = gr.sig_source_f(
self.samprate, gr.GR_SIN_WAVE, 440, 0.25, 0)
self.mutes[signal] = gr.mute_ff(True)
self.amps[signal] = gr.multiply_const_ff(0.25)
for noise in noises:
self.sources[noise] = analog.noise_source_f(
analog.GR_LAPLACIAN, 1, 0)
self.mutes[noise] = gr.mute_ff(True)
self.amps[noise] = gr.multiply_const_ff(0.25)
#mixer
if len(self.sources) > 1:
self.adder = self.add = gr.add_vff(1)
else:
self.adder = gr.multiply_const_vff((1, ))
self.level = gr.multiply_const_ff(1)
#sinks
self.sinks = sinks
self.audiomute = gr.mute_ff(True)
self.audio = audio.sink(self.samprate, "", True)
self.udp = gr.null_sink(gr.sizeof_float)
self.rawfile = gr.null_sink(gr.sizeof_float)
self.wavefile = gr.null_sink(gr.sizeof_float)
def test_add_vff_one(self):
src1_data = (1.0, )
src2_data = (2.0, )
src3_data = (3.0, )
expected_result = (6.0, )
op = gr.add_vff(1)
self.help_ff(1, (src1_data, src2_data, src3_data), expected_result, op)
def test_add_vff_five(self): src1_data = (1.0, 2.0, 3.0, 4.0, 5.0) src2_data = (6.0, 7.0, 8.0, 9.0, 10.0) src3_data = (11.0, 12.0, 13.0, 14.0, 15.0) expected_result = (18.0, 21.0, 24.0, 27.0, 30.0) op = gr.add_vff(5) self.help_ff(5, (src1_data, src2_data, src3_data), expected_result, op)
def xInit(self, sources):
# ------------------------------------------------------------------------
self.sources = sources
if not self.sources:
print "AnySource.xInit: ERROR: Building flowgraph without sources."
return
if len(self.sources) == 1:
self.mixer = gr.multiply_const_vff((1, ))
else:
self.mixer = gr.add_vff(1)
def __init__(self,
N_id_2,
decim=16,
avg_halfframes=2 * 8,
freq_corr=0,
dump=None):
gr.hier_block2.__init__(
self,
"PSS correlator",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_float),
)
vec_half_frame = 30720 * 5 / decim
self.taps = []
for i in range(0, 3):
self.taps.append(
gen_pss_td(i, N_re=2048 / decim,
freq_corr=freq_corr).get_data_conj_rev())
self.corr = filter.fir_filter_ccc(1, self.taps[N_id_2])
self.mag = gr.complex_to_mag_squared()
self.vec = gr.stream_to_vector(gr.sizeof_float * 1, vec_half_frame)
self.deint = gr.deinterleave(gr.sizeof_float * vec_half_frame)
self.add = gr.add_vff(vec_half_frame)
self.argmax = gr.argmax_fs(vec_half_frame)
self.null = gr.null_sink(gr.sizeof_short * 1)
self.max = gr.max_ff(vec_half_frame)
self.to_float = gr.short_to_float(1, 1. / decim)
self.interleave = gr.interleave(gr.sizeof_float)
#self.framestart = gr.add_const_ii(-160-144*5-2048*6+30720*5)
self.connect(self, self.corr, self.mag, self.vec)
self.connect((self.argmax, 1), self.null)
#self.connect(self.argmax, self.to_float, self.to_int, self.framestart, self)
self.connect(self.argmax, self.to_float, self.interleave, self)
self.connect(self.max, (self.interleave, 1))
if avg_halfframes == 1:
self.connect(self.vec, self.argmax)
self.connect(self.vec, self.max)
else:
self.connect(self.vec, self.deint)
self.connect(self.add, self.argmax)
self.connect(self.add, self.max)
for i in range(0, avg_halfframes):
self.connect((self.deint, i), (self.add, i))
if dump != None:
self.connect(
self.mag,
gr.file_sink(gr.sizeof_float, dump + "_pss_corr_f.cfile"))
self.connect(
self.add,
gr.file_sink(gr.sizeof_float * vec_half_frame,
dump + "_pss_corr_add_f.cfile"))
def __init__(self, N_id_2, decim=16, avg_halfframes=2*8, freq_corr=0, dump=None):
gr.hier_block2.__init__(
self, "PSS correlator",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_float),
)
vec_half_frame = 30720*5/decim
self.taps = []
for i in range(0,3):
self.taps.append(gen_pss_td(i, N_re=2048/decim, freq_corr=freq_corr).get_data_conj_rev())
self.corr = filter.fir_filter_ccc(1, self.taps[N_id_2])
self.mag = gr.complex_to_mag_squared()
self.vec = gr.stream_to_vector(gr.sizeof_float*1, vec_half_frame)
self.deint = gr.deinterleave(gr.sizeof_float*vec_half_frame)
self.add = gr.add_vff(vec_half_frame)
self.argmax = gr.argmax_fs(vec_half_frame)
self.null = gr.null_sink(gr.sizeof_short*1)
self.max = gr.max_ff(vec_half_frame)
self.to_float = gr.short_to_float(1, 1./decim)
self.interleave = gr.interleave(gr.sizeof_float)
#self.framestart = gr.add_const_ii(-160-144*5-2048*6+30720*5)
self.connect(self, self.corr, self.mag, self.vec)
self.connect((self.argmax,1), self.null)
#self.connect(self.argmax, self.to_float, self.to_int, self.framestart, self)
self.connect(self.argmax, self.to_float, self.interleave, self)
self.connect(self.max, (self.interleave,1))
if avg_halfframes == 1:
self.connect(self.vec, self.argmax)
self.connect(self.vec, self.max)
else:
self.connect(self.vec, self.deint)
self.connect(self.add, self.argmax)
self.connect(self.add, self.max)
for i in range(0, avg_halfframes):
self.connect((self.deint, i), (self.add, i))
if dump != None:
self.connect(self.mag, gr.file_sink(gr.sizeof_float, dump + "_pss_corr_f.cfile"))
self.connect(self.add, gr.file_sink(gr.sizeof_float*vec_half_frame, dump + "_pss_corr_add_f.cfile"))
def __init__(self, magnitude=0, phase=0):
"""
Parameters:
amplitude: float
phase: float (degree)
"""
gr.hier_block2.__init__(
self, "IQ Imbalance Generator",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(1, 1, gr.sizeof_gr_complex),
)
##################################################
# Parameters
##################################################
self.magnitude = magnitude
self.phase = phase
##################################################
# Blocks
##################################################
self.mag = gr.multiply_const_vff((math.pow(10, magnitude / 20.0), ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff(
(math.sin(phase * math.pi / 180.0), ))
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_complex_to_float_0 = gr.complex_to_float(1)
self.gr_add_xx_0 = gr.add_vff(1)
##################################################
# Connections
##################################################
self.connect((self.gr_float_to_complex_0, 0), (self, 0))
self.connect((self, 0), (self.gr_complex_to_float_0, 0))
self.connect((self.gr_complex_to_float_0, 0), (self.mag, 0))
self.connect((self.mag, 0), (self.gr_float_to_complex_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_float_to_complex_0, 1))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.gr_complex_to_float_0, 1), (self.gr_add_xx_0, 1))
self.connect((self.gr_complex_to_float_0, 0),
(self.gr_multiply_const_vxx_0, 0))
def __init__(self, antenna="TX/RX", rx_gain=30, vor_samp_rate=250e3, com_freq_1=135.275e6, gain=21, vor_freq_1=115e6):
grc_wxgui.top_block_gui.__init__(self, title="Simple Trx")
##################################################
# Parameters
##################################################
self.antenna = antenna
self.rx_gain = rx_gain
self.vor_samp_rate = vor_samp_rate
self.com_freq_1 = com_freq_1
self.gain = gain
self.vor_freq_1 = vor_freq_1
##################################################
# Variables
##################################################
self.obs_decimation = obs_decimation = 25
self.ils_decimation = ils_decimation = 50
self.am_sample_rate = am_sample_rate = 12.5e3
self.vor_volume_slider = vor_volume_slider = 5
self.vor_ident = vor_ident = False
self.vor_freq_entry_1 = vor_freq_entry_1 = vor_freq_1
self.vor_center_freq_0 = vor_center_freq_0 = (117.95e6-108.00e6)/2+117.95e6
self.system_center_freq = system_center_freq = 133.9e6
self.squelch_slider = squelch_slider = -85
self.samp_rate = samp_rate = 250e3
self.rxgain = rxgain = 15
self.phase_correction = phase_correction = 5
self.obs_sample_rate = obs_sample_rate = am_sample_rate/obs_decimation
self.ils_sample_rate = ils_sample_rate = am_sample_rate/ils_decimation
self.gain_slider = gain_slider = gain
self.correction_gain = correction_gain = 0.8
self.com_volume_slider = com_volume_slider = 1
self.com_freq_entry_1 = com_freq_entry_1 = com_freq_1
self.com_enable = com_enable = True
self.audio_select = audio_select = 0
self.audio_sample_rate = audio_sample_rate = 48e3
self.am_decimation = am_decimation = 1
##################################################
# Blocks
##################################################
_vor_volume_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._vor_volume_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_vor_volume_slider_sizer,
value=self.vor_volume_slider,
callback=self.set_vor_volume_slider,
label='vor_volume_slider',
converter=forms.float_converter(),
proportion=0,
)
self._vor_volume_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_vor_volume_slider_sizer,
value=self.vor_volume_slider,
callback=self.set_vor_volume_slider,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_vor_volume_slider_sizer, 1, 4, 1, 1)
self._vor_ident_check_box = forms.check_box(
parent=self.GetWin(),
value=self.vor_ident,
callback=self.set_vor_ident,
label='vor_ident',
true=1,
false=0,
)
self.GridAdd(self._vor_ident_check_box, 0, 3, 1, 1)
self._vor_freq_entry_1_text_box = forms.text_box(
parent=self.GetWin(),
value=self.vor_freq_entry_1,
callback=self.set_vor_freq_entry_1,
label='vor_freq_entry_1',
converter=forms.float_converter(),
)
self.GridAdd(self._vor_freq_entry_1_text_box, 0, 1, 1, 1)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF Analyzer")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Channel FFT")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Demod Audio FFT")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Ref and Phase Scope")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "Manipulated Ref and Phase")
self.Add(self.notebook_0)
_com_volume_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._com_volume_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_com_volume_slider_sizer,
value=self.com_volume_slider,
callback=self.set_com_volume_slider,
label='com_volume_slider',
converter=forms.float_converter(),
proportion=0,
)
self._com_volume_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_com_volume_slider_sizer,
value=self.com_volume_slider,
callback=self.set_com_volume_slider,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_com_volume_slider_sizer, 1, 5, 1, 1)
self._com_freq_entry_1_text_box = forms.text_box(
parent=self.GetWin(),
value=self.com_freq_entry_1,
callback=self.set_com_freq_entry_1,
label='com_freq_entry_1',
converter=forms.float_converter(),
)
self.GridAdd(self._com_freq_entry_1_text_box, 0, 0, 1, 1)
self._com_enable_check_box = forms.check_box(
parent=self.GetWin(),
value=self.com_enable,
callback=self.set_com_enable,
label='com_enable',
true=1,
false=0,
)
self.GridAdd(self._com_enable_check_box, 2, 3, 1, 1)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook_0.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=12.5e3,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=-200,
maxval=200,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=25e3/2000,
number_rate=15,
average=True,
avg_alpha=0.02,
label="Number Plot",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0_1 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=25e3,
fft_size=1024,
fft_rate=5,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
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=12.5e3,
fft_size=1024,
fft_rate=5,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(2),
),
)
self.uhd_usrp_source_0.set_clock_source("internal", 0)
self.uhd_usrp_source_0.set_subdev_spec("A:0 A:0", 0)
self.uhd_usrp_source_0.set_samp_rate(vor_samp_rate)
self.uhd_usrp_source_0.set_center_freq(uhd.tune_request(com_freq_entry_1, rf_freq=system_center_freq, rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 0)
self.uhd_usrp_source_0.set_gain(rx_gain, 0)
self.uhd_usrp_source_0.set_antenna("RX2", 0)
self.uhd_usrp_source_0.set_center_freq(uhd.tune_request(vor_freq_entry_1, rf_freq=system_center_freq, rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 1)
self.uhd_usrp_source_0.set_gain(rx_gain, 1)
self.uhd_usrp_source_0.set_antenna("RX2", 1)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(250e3)
self.uhd_usrp_sink_0.set_center_freq(com_freq_entry_1, 0)
self.uhd_usrp_sink_0.set_gain(25, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
_squelch_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._squelch_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_squelch_slider_sizer,
value=self.squelch_slider,
callback=self.set_squelch_slider,
label='squelch_slider',
converter=forms.float_converter(),
proportion=0,
)
self._squelch_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_squelch_slider_sizer,
value=self.squelch_slider,
callback=self.set_squelch_slider,
minimum=-100,
maximum=0,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_squelch_slider_sizer, 1, 0, 1, 1)
self.squelch = gr.pwr_squelch_cc(squelch_slider, 0.01, 20, False)
self.openavionics_joystick_interface_0 = openavionics.joystick_interface()
self.openavionics_audio_ptt_0 = openavionics.audio_ptt()
self.low_pass_filter_3_0 = filter.fir_filter_fff(5, firdes.low_pass(
1, 25e3, 200, 50, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_3 = filter.fir_filter_fff(5, firdes.low_pass(
1, 25e3, 200, 50, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = filter.fir_filter_ccf(1, firdes.low_pass(
1, 25e3, 3e3, 500, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1 = filter.interp_fir_filter_fff(1, firdes.low_pass(
1, 12.5e3, 3e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0 = filter.fir_filter_ccf(int(250e3/25e3), firdes.low_pass(
1, vor_samp_rate, 11e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(int(250e3/12.5e3), firdes.low_pass(
1, vor_samp_rate, 10e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.gr_sig_source_x_0 = gr.sig_source_c(25e3, gr.GR_COS_WAVE, 9960, 1, 0)
self.gr_quadrature_demod_cf_0 = gr.quadrature_demod_cf(1)
self.gr_pwr_squelch_xx_0 = gr.pwr_squelch_ff(-50, 0.5, 1, False)
self.gr_null_sink_0_0 = gr.null_sink(gr.sizeof_gr_complex*1)
self.gr_multiply_xx_0_0_1 = gr.multiply_vff(1)
self.gr_multiply_xx_0_0_0_0 = gr.multiply_vcc(1)
self.gr_multiply_xx_0 = gr.multiply_vcc(1)
self.gr_float_to_complex_0_0_0 = gr.float_to_complex(1)
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_agc2_xx_0_0 = gr.agc2_cc(1, 1, 0.75, 1.0, 0.0)
self.gr_agc2_xx_0 = gr.agc2_cc(1, 1, 0.75, 1.0, 0.0)
self.gr_add_xx_0_0_0 = gr.add_vff(1)
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
label='gain_slider',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
minimum=0,
maximum=30,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_slider_sizer, 1, 1, 1, 1)
self.fft_tone_to_angle_0 = fft_tone_to_angle(
fft_bin=12,
fft_size=2000,
)
self.const_source_x_0_1 = gr.sig_source_f(0, gr.GR_CONST_WAVE, 0, 0, 0.450)
self.const_source_x_0_0_1 = gr.sig_source_f(0, gr.GR_CONST_WAVE, 0, 0, 0.550)
self.const_source_x_0_0_0_0 = gr.sig_source_c(0, gr.GR_CONST_WAVE, 0, 0, 0.450)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((180.0/3.1415, ))
self.blocks_add_xx_0 = blocks.add_vff(1)
self.blks2_rational_resampler_xxx_2_0 = blks2.rational_resampler_fff(
interpolation=250,
decimation=48,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=480,
decimation=125,
taps=None,
fractional_bw=None,
)
self.blks2_am_demod_cf_0_0 = blks2.am_demod_cf(
channel_rate=25e3,
audio_decim=am_decimation,
audio_pass=11.5e3,
audio_stop=12.250e3,
)
self.blks2_am_demod_cf_0 = blks2.am_demod_cf(
channel_rate=am_sample_rate,
audio_decim=am_decimation,
audio_pass=3e3,
audio_stop=4e3,
)
self.band_pass_filter_0 = gr.fir_filter_fff(2, firdes.band_pass(
1, 25000, 980, 1150, 50, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(int(audio_sample_rate), "", True)
self._audio_select_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.audio_select,
callback=self.set_audio_select,
label='audio_select',
choices=[0, 1],
labels=['AM Voice','VOR Subcarrier'],
)
self.GridAdd(self._audio_select_chooser, 0, 2, 1, 1)
self.analog_sig_source_x_0_0 = analog.sig_source_f(48000, analog.GR_COS_WAVE, 1000, 1, 0)
self.adsf_0 = blocks.multiply_const_vff((com_enable*com_volume_slider, ))
self.adsf = blocks.multiply_const_vff((vor_ident*vor_volume_slider, ))
##################################################
# Connections
##################################################
self.connect((self.gr_float_to_complex_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.audio_sink_0, 0))
self.connect((self.blks2_am_demod_cf_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 1), (self.gr_null_sink_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.squelch, 0))
self.connect((self.squelch, 0), (self.gr_agc2_xx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_agc2_xx_0, 0), (self.blks2_am_demod_cf_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.wxgui_fftsink2_0_1, 0))
self.connect((self.gr_agc2_xx_0_0, 0), (self.blks2_am_demod_cf_0_0, 0))
self.connect((self.uhd_usrp_source_0, 1), (self.low_pass_filter_0_0, 0))
self.connect((self.blks2_am_demod_cf_0_0, 0), (self.gr_float_to_complex_0, 0))
self.connect((self.fft_tone_to_angle_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.fft_tone_to_angle_0, 1), (self.blocks_null_sink_0, 0))
self.connect((self.fft_tone_to_angle_0, 2), (self.blocks_null_sink_1, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.gr_agc2_xx_0_0, 0))
self.connect((self.gr_quadrature_demod_cf_0, 0), (self.low_pass_filter_3, 0))
self.connect((self.low_pass_filter_3, 0), (self.fft_tone_to_angle_0, 0))
self.connect((self.low_pass_filter_3_0, 0), (self.fft_tone_to_angle_0, 1))
self.connect((self.blks2_am_demod_cf_0_0, 0), (self.low_pass_filter_3_0, 0))
self.connect((self.blks2_am_demod_cf_0_0, 0), (self.gr_float_to_complex_0, 1))
self.connect((self.gr_multiply_xx_0, 0), (self.low_pass_filter_2, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.low_pass_filter_2, 0), (self.gr_quadrature_demod_cf_0, 0))
self.connect((self.blks2_am_demod_cf_0_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.adsf, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_add_xx_0, 0), (self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.adsf, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.low_pass_filter_1, 0), (self.adsf_0, 0))
self.connect((self.adsf_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.adsf_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.gr_pwr_squelch_xx_0, 0))
self.connect((self.gr_pwr_squelch_xx_0, 0), (self.adsf, 0))
self.connect((self.const_source_x_0_0_0_0, 0), (self.gr_multiply_xx_0_0_0_0, 1))
self.connect((self.gr_float_to_complex_0_0_0, 0), (self.gr_multiply_xx_0_0_0_0, 0))
self.connect((self.gr_add_xx_0_0_0, 0), (self.gr_float_to_complex_0_0_0, 1))
self.connect((self.gr_add_xx_0_0_0, 0), (self.gr_float_to_complex_0_0_0, 0))
self.connect((self.const_source_x_0_0_1, 0), (self.gr_add_xx_0_0_0, 1))
self.connect((self.gr_multiply_xx_0_0_1, 0), (self.gr_add_xx_0_0_0, 0))
self.connect((self.const_source_x_0_1, 0), (self.gr_multiply_xx_0_0_1, 1))
self.connect((self.gr_multiply_xx_0_0_0_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blks2_rational_resampler_xxx_2_0, 0), (self.openavionics_audio_ptt_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.blks2_rational_resampler_xxx_2_0, 0))
self.connect((self.openavionics_audio_ptt_0, 0), (self.gr_multiply_xx_0_0_1, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.openavionics_joystick_interface_0, "out", self.openavionics_audio_ptt_0, "in2")
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Rds Tx")
_icon_path = "/home/azimout/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.usrp_interp = usrp_interp = 500
self.dac_rate = dac_rate = 128e6
self.wav_rate = wav_rate = 44100
self.usrp_rate = usrp_rate = int(dac_rate / usrp_interp)
self.fm_max_dev = fm_max_dev = 120e3
##################################################
# Blocks
##################################################
self.band_pass_filter_0 = gr.interp_fir_filter_fff(
1,
firdes.band_pass(1, usrp_rate, 54e3, 60e3, 3e3, firdes.WIN_HAMMING,
6.76))
self.band_pass_filter_1 = gr.interp_fir_filter_fff(
1,
firdes.band_pass(1, usrp_rate, 23e3, 53e3, 2e3, firdes.WIN_HAMMING,
6.76))
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=usrp_rate,
decimation=wav_rate,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1_0 = blks2.rational_resampler_fff(
interpolation=usrp_rate,
decimation=wav_rate,
taps=None,
fractional_bw=None,
)
self.gr_add_xx_0 = gr.add_vff(1)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_char_to_float_0 = gr.char_to_float()
self.gr_diff_encoder_bb_0 = gr.diff_encoder_bb(2)
self.gr_frequency_modulator_fc_0 = gr.frequency_modulator_fc(
2 * math.pi * fm_max_dev / usrp_rate)
self.gr_map_bb_0 = gr.map_bb(([-1, 1]))
self.gr_map_bb_1 = gr.map_bb(([1, 2]))
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_xx_1 = gr.multiply_vff(1)
self.gr_rds_data_encoder_0 = rds.data_encoder(
"/media/dimitris/mywork/gr/dimitris/rds/trunk/src/test/rds_data.xml"
)
self.gr_rds_rate_enforcer_0 = rds.rate_enforcer(256000)
self.gr_sig_source_x_0 = gr.sig_source_f(usrp_rate, gr.GR_COS_WAVE,
19e3, 0.3, 0)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_unpack_k_bits_bb_0 = gr.unpack_k_bits_bb(2)
self.gr_wavfile_source_0 = gr.wavfile_source(
"/media/dimitris/mywork/gr/dimitris/rds/trunk/src/python/limmenso_stereo.wav",
True)
self.low_pass_filter_0 = gr.interp_fir_filter_fff(
1,
firdes.low_pass(1, usrp_rate, 1.5e3, 2e3, firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_0_0 = gr.interp_fir_filter_fff(
1,
firdes.low_pass(1, usrp_rate, 15e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.usrp_simple_sink_x_0 = grc_usrp.simple_sink_c(which=0, side="A")
self.usrp_simple_sink_x_0.set_interp_rate(500)
self.usrp_simple_sink_x_0.set_frequency(107.2e6, verbose=True)
self.usrp_simple_sink_x_0.set_gain(0)
self.usrp_simple_sink_x_0.set_enable(True)
self.usrp_simple_sink_x_0.set_auto_tr(True)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=20,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=usrp_rate,
fft_size=1024,
fft_rate=30,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
##################################################
# Connections
##################################################
self.connect((self.gr_sig_source_x_0, 0),
(self.gr_rds_rate_enforcer_0, 1))
self.connect((self.gr_char_to_float_0, 0),
(self.gr_rds_rate_enforcer_0, 0))
self.connect((self.gr_map_bb_0, 0), (self.gr_char_to_float_0, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0),
(self.usrp_simple_sink_x_0, 0))
self.connect((self.gr_add_xx_1, 0),
(self.gr_frequency_modulator_fc_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_add_xx_1, 1))
self.connect((self.gr_sub_xx_0, 0), (self.gr_multiply_xx_1, 2))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_1, 1))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_1, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 3))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 2))
self.connect((self.blks2_rational_resampler_xxx_1_0, 0),
(self.gr_add_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0),
(self.gr_add_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1_0, 0),
(self.gr_sub_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0),
(self.gr_sub_xx_0, 0))
self.connect((self.gr_wavfile_source_0, 1),
(self.blks2_rational_resampler_xxx_1_0, 0))
self.connect((self.gr_wavfile_source_0, 0),
(self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.gr_rds_data_encoder_0, 0),
(self.gr_diff_encoder_bb_0, 0))
self.connect((self.gr_diff_encoder_bb_0, 0), (self.gr_map_bb_1, 0))
self.connect((self.gr_map_bb_1, 0), (self.gr_unpack_k_bits_bb_0, 0))
self.connect((self.gr_unpack_k_bits_bb_0, 0), (self.gr_map_bb_0, 0))
self.connect((self.gr_rds_rate_enforcer_0, 0),
(self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_multiply_xx_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.gr_add_xx_1, 0))
self.connect((self.gr_multiply_xx_1, 0), (self.band_pass_filter_1, 0))
self.connect((self.band_pass_filter_1, 0), (self.gr_add_xx_1, 3))
self.connect((self.gr_add_xx_1, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_add_xx_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.gr_add_xx_1, 2))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Rds Tx")
_icon_path = "/home/azimout/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.usrp_interp = usrp_interp = 500
self.dac_rate = dac_rate = 128e6
self.wav_rate = wav_rate = 44100
self.usrp_rate = usrp_rate = int(dac_rate/usrp_interp)
self.fm_max_dev = fm_max_dev = 120e3
##################################################
# Blocks
##################################################
self.band_pass_filter_0 = gr.interp_fir_filter_fff(1, firdes.band_pass(
1, usrp_rate, 54e3, 60e3, 3e3, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_1 = gr.interp_fir_filter_fff(1, firdes.band_pass(
1, usrp_rate, 23e3, 53e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=usrp_rate,
decimation=wav_rate,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1_0 = blks2.rational_resampler_fff(
interpolation=usrp_rate,
decimation=wav_rate,
taps=None,
fractional_bw=None,
)
self.gr_add_xx_0 = gr.add_vff(1)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_char_to_float_0 = gr.char_to_float()
self.gr_diff_encoder_bb_0 = gr.diff_encoder_bb(2)
self.gr_frequency_modulator_fc_0 = gr.frequency_modulator_fc(2*math.pi*fm_max_dev/usrp_rate)
self.gr_map_bb_0 = gr.map_bb(([-1,1]))
self.gr_map_bb_1 = gr.map_bb(([1,2]))
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_xx_1 = gr.multiply_vff(1)
self.gr_rds_data_encoder_0 = rds.data_encoder("/media/dimitris/mywork/gr/dimitris/rds/trunk/src/test/rds_data.xml")
self.gr_rds_rate_enforcer_0 = rds.rate_enforcer(256000)
self.gr_sig_source_x_0 = gr.sig_source_f(usrp_rate, gr.GR_COS_WAVE, 19e3, 0.3, 0)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_unpack_k_bits_bb_0 = gr.unpack_k_bits_bb(2)
self.gr_wavfile_source_0 = gr.wavfile_source("/media/dimitris/mywork/gr/dimitris/rds/trunk/src/python/limmenso_stereo.wav", True)
self.low_pass_filter_0 = gr.interp_fir_filter_fff(1, firdes.low_pass(
1, usrp_rate, 1.5e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0 = gr.interp_fir_filter_fff(1, firdes.low_pass(
1, usrp_rate, 15e3, 2e3, firdes.WIN_HAMMING, 6.76))
self.usrp_simple_sink_x_0 = grc_usrp.simple_sink_c(which=0, side="A")
self.usrp_simple_sink_x_0.set_interp_rate(500)
self.usrp_simple_sink_x_0.set_frequency(107.2e6, verbose=True)
self.usrp_simple_sink_x_0.set_gain(0)
self.usrp_simple_sink_x_0.set_enable(True)
self.usrp_simple_sink_x_0.set_auto_tr(True)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=20,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=usrp_rate,
fft_size=1024,
fft_rate=30,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
##################################################
# Connections
##################################################
self.connect((self.gr_sig_source_x_0, 0), (self.gr_rds_rate_enforcer_0, 1))
self.connect((self.gr_char_to_float_0, 0), (self.gr_rds_rate_enforcer_0, 0))
self.connect((self.gr_map_bb_0, 0), (self.gr_char_to_float_0, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0), (self.usrp_simple_sink_x_0, 0))
self.connect((self.gr_add_xx_1, 0), (self.gr_frequency_modulator_fc_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_add_xx_1, 1))
self.connect((self.gr_sub_xx_0, 0), (self.gr_multiply_xx_1, 2))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_1, 1))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_1, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 3))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 2))
self.connect((self.blks2_rational_resampler_xxx_1_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.gr_add_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1_0, 0), (self.gr_sub_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.gr_sub_xx_0, 0))
self.connect((self.gr_wavfile_source_0, 1), (self.blks2_rational_resampler_xxx_1_0, 0))
self.connect((self.gr_wavfile_source_0, 0), (self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.gr_rds_data_encoder_0, 0), (self.gr_diff_encoder_bb_0, 0))
self.connect((self.gr_diff_encoder_bb_0, 0), (self.gr_map_bb_1, 0))
self.connect((self.gr_map_bb_1, 0), (self.gr_unpack_k_bits_bb_0, 0))
self.connect((self.gr_unpack_k_bits_bb_0, 0), (self.gr_map_bb_0, 0))
self.connect((self.gr_rds_rate_enforcer_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_multiply_xx_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.gr_add_xx_1, 0))
self.connect((self.gr_multiply_xx_1, 0), (self.band_pass_filter_1, 0))
self.connect((self.band_pass_filter_1, 0), (self.gr_add_xx_1, 3))
self.connect((self.gr_add_xx_1, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_add_xx_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.gr_add_xx_1, 2))
def __init__(self, modulator, demodulator, rx_callback, options):
gr.top_block.__init__(self)
sense_symbol_rate=2500000
sense_samples_per_symbol=2
sense_rx_freq=2500000000
sense_rx_gain=20
options.chbw_factor=1
global bandchoose
#args = demodulator.extract_kwargs_from_options(options)
self.sensesource=uhd_receiver(options.args, sense_symbol_rate,
sense_samples_per_symbol,
sense_rx_freq, sense_rx_gain,
options.spec, options.antenna,
options.verbose)
if(options.tx_freq is not None):
# Work-around to get the modulation's bits_per_symbol
args = modulator.extract_kwargs_from_options(options)
symbol_rate = options.bitrate / modulator(**args).bits_per_symbol()
fa = samp_rate/4 #1000000
self.sink = uhd_transmitter(options.args, symbol_rate,
options.samples_per_symbol,
options.tx_freq, options.tx_gain,
options.spec, options.antenna,
options.verbose)
options.samples_per_symbol = self.sink._sps
elif(options.to_file is not None):
sys.stderr.write(("Saving samples to '%s'.\n\n" % (options.to_file)))
self.sink = gr.file_sink(gr.sizeof_gr_complex, options.to_file)
else:
sys.stderr.write("No sink defined, dumping samples to null sink.\n\n")
self.sink = gr.null_sink(gr.sizeof_gr_complex)
self.txgate = gr.copy(gr.sizeof_gr_complex)
self.sensegate = gr.copy(gr.sizeof_gr_complex)
#self.msgq = gr.msg_queue()
# do this after for any adjustments to the options that may
# occur in the sinks (specifically the UHD sink)
# do sense
self.sensepath = sensing_path(options)
self.tx_enabled = True
self.sense_flag=False
self.connect(self.sensesource, self.sensepath)
# do this after for any adjustments to the options that may
# occur in the sinks (specifically the UHD sink)
self.txpath1 = transmit_path(modulator, options)
self.txpath2 = transmit_path(modulator, options)
#self.connect(self.txpath, self.sink)
# Define the math operator blocks
# Generate exp(jw1t) and exp(-jw1t)
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_float_to_complex_0_0 = gr.float_to_complex(1)
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.const_source_x_0 = gr.sig_source_f(0, gr.GR_CONST_WAVE, 0, 0, -1)
self.analog_sig_source_x_0_0 = gr.sig_source_f(samp_rate, gr.GR_SIN_WAVE, fa, 1, 0)
self.analog_sig_source_x_0 = gr.sig_source_f(samp_rate, gr.GR_COS_WAVE, fa, 1, 0)
# Combine signal from two subbands
self.gr_multiply_xx_1 = gr.multiply_vcc(1)
self.gr_multiply_xx_2 = gr.multiply_vcc(1)
self.gr_c2f_1 = gr.complex_to_float(1)
self.gr_c2f_2 = gr.complex_to_float(1)
self.gr_add_xx_re = gr.add_vff(1)
self.gr_add_xx_im = gr.add_vff(1)
self.gr_f2c = gr.float_to_complex(1)
self.gr_null_source_0 = gr.null_source(gr.sizeof_gr_complex*1)
# output from gr_float_to_complex_0_0 is exp(-jw1t)
# output from gr_float_to_complex_0 is exp(jw1t)
self.connect((self.gr_multiply_xx_0, 0), (self.gr_float_to_complex_0_0, 1))
self.connect((self.analog_sig_source_x_0, 0), (self.gr_float_to_complex_0_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.gr_float_to_complex_0, 1))
self.connect((self.analog_sig_source_x_0, 0), (self.gr_float_to_complex_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.const_source_x_0, 0), (self.gr_multiply_xx_0, 1))
# txpath1 * exp(-jw1t)
#self.connect(self.txpath1, (self.gr_multiply_xx_1, 0))
self.connect((self.gr_float_to_complex_0_0, 0), (self.gr_multiply_xx_1, 1))
# txpath2 * exp(jw1t)
#self.connect(self.txpath2, (self.gr_multiply_xx_2, 0))
self.connect((self.gr_float_to_complex_0, 0), (self.gr_multiply_xx_2, 1))
if bandchoose == 0:
self.connect(self.txpath1, (self.gr_multiply_xx_1, 0))
self.connect(self.gr_null_source_0 , (self.gr_multiply_xx_2, 0))
elif bandchoose == 1:
self.connect(self.gr_null_source_0 , (self.gr_multiply_xx_1, 0))
self.connect(self.txpath2, (self.gr_multiply_xx_2, 0))
else:
self.connect(self.txpath1, (self.gr_multiply_xx_1, 0))
self.connect(self.txpath2, (self.gr_multiply_xx_2, 0))
self.connect((self.gr_multiply_xx_1, 0), self.gr_c2f_1)
self.connect((self.gr_multiply_xx_2, 0), self.gr_c2f_2)
self.connect((self.gr_c2f_1,0), (self.gr_add_xx_re,0))
self.connect((self.gr_c2f_2,0), (self.gr_add_xx_re,1))
self.connect((self.gr_c2f_1,1), (self.gr_add_xx_im,0))
self.connect((self.gr_c2f_2,1), (self.gr_add_xx_im,1))
self.connect(self.gr_add_xx_re, (self.gr_f2c,0))
self.connect(self.gr_add_xx_im, (self.gr_f2c,1))
self.connect(self.gr_f2c, self.sink)
def __init__(self, devid="type=b100", rdsfile="rds_fifo", gain=35.0, freq=101.1e6, xmlport=13777, arate=int(48e3), mute=-15.0, ftune=0, ant="J1", subdev="A:0", ahw="pulse", deemph=75.0e-6, prenames='["UWRF","89.3","950","WEVR"]', prefreqs="[88.715e6,89.3e6,950.735e6,106.317e6]", volume=1.0):
grc_wxgui.top_block_gui.__init__(self, title="Simple FM (Stereo) Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.devid = devid
self.rdsfile = rdsfile
self.gain = gain
self.freq = freq
self.xmlport = xmlport
self.arate = arate
self.mute = mute
self.ftune = ftune
self.ant = ant
self.subdev = subdev
self.ahw = ahw
self.deemph = deemph
self.prenames = prenames
self.prefreqs = prefreqs
self.volume = volume
##################################################
# Variables
##################################################
self.pthresh = pthresh = 350
self.preselect = preselect = eval(prefreqs)[0]
self.pilot_level = pilot_level = 0
self.ifreq = ifreq = freq
self.stpilotdet = stpilotdet = True if (pilot_level > pthresh) else False
self.stereo = stereo = True
self.rf_pwr_lvl = rf_pwr_lvl = 0
self.cur_freq = cur_freq = simple_fm_helper.freq_select(ifreq,preselect)
self.vol = vol = volume
self.variable_static_text_0 = variable_static_text_0 = 10.0*math.log(rf_pwr_lvl+1.0e-11)/math.log(10)
self.tone_med = tone_med = 5
self.tone_low = tone_low = 5
self.tone_high = tone_high = 5
self.stereo_0 = stereo_0 = stpilotdet
self.st_enabled = st_enabled = 1 if (stereo == True and pilot_level > pthresh) else 0
self.squelch_probe = squelch_probe = 0
self.sq_thresh = sq_thresh = mute
self.samp_rate = samp_rate = 250e3
self.rtext_0 = rtext_0 = cur_freq
self.record = record = False
self.rdsrate = rdsrate = 25e3
self.osmo_taps = osmo_taps = firdes.low_pass(1.0,1.00e6,95e3,20e3,firdes.WIN_HAMMING,6.76)
self.mod_reset = mod_reset = 0
self.igain = igain = gain
self.fine = fine = ftune
self.farate = farate = arate
self.dm = dm = deemph
self.discrim_dc = discrim_dc = 0
self.capture_file = capture_file = "capture.wav"
self.asrate = asrate = 125e3
##################################################
# Blocks
##################################################
_sq_thresh_sizer = wx.BoxSizer(wx.VERTICAL)
self._sq_thresh_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_sq_thresh_sizer,
value=self.sq_thresh,
callback=self.set_sq_thresh,
label="Mute Level",
converter=forms.float_converter(),
proportion=0,
)
self._sq_thresh_slider = forms.slider(
parent=self.GetWin(),
sizer=_sq_thresh_sizer,
value=self.sq_thresh,
callback=self.set_sq_thresh,
minimum=-30.0,
maximum=-5.0,
num_steps=40,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_sq_thresh_sizer, 1, 5, 1, 1)
self.input_power = gr.probe_avg_mag_sqrd_c(sq_thresh, 1.0/(samp_rate/10))
self.dc_level = gr.probe_signal_f()
_vol_sizer = wx.BoxSizer(wx.VERTICAL)
self._vol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
label="Volume",
converter=forms.float_converter(),
proportion=0,
)
self._vol_slider = forms.slider(
parent=self.GetWin(),
sizer=_vol_sizer,
value=self.vol,
callback=self.set_vol,
minimum=0,
maximum=11,
num_steps=110,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_vol_sizer, 0, 3, 1, 1)
_tone_med_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_med_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_med_sizer,
value=self.tone_med,
callback=self.set_tone_med,
label="1Khz-4Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_med_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_med_sizer,
value=self.tone_med,
callback=self.set_tone_med,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_med_sizer, 1, 3, 1, 1)
_tone_low_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_low_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_low_sizer,
value=self.tone_low,
callback=self.set_tone_low,
label="0-1Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_low_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_low_sizer,
value=self.tone_low,
callback=self.set_tone_low,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_low_sizer, 1, 2, 1, 1)
_tone_high_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_high_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_high_sizer,
value=self.tone_high,
callback=self.set_tone_high,
label="4Khz-15Khz",
converter=forms.float_converter(),
proportion=0,
)
self._tone_high_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_high_sizer,
value=self.tone_high,
callback=self.set_tone_high,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_tone_high_sizer, 1, 4, 1, 1)
def _squelch_probe_probe():
while True:
val = self.input_power.unmuted()
try: self.set_squelch_probe(val)
except AttributeError, e: pass
time.sleep(1.0/(10))
_squelch_probe_thread = threading.Thread(target=_squelch_probe_probe)
_squelch_probe_thread.daemon = True
_squelch_probe_thread.start()
self._record_check_box = forms.check_box(
parent=self.GetWin(),
value=self.record,
callback=self.set_record,
label="Record Audio",
true=True,
false=False,
)
self.GridAdd(self._record_check_box, 2, 2, 1, 1)
self.pilot_probe = gr.probe_signal_f()
_fine_sizer = wx.BoxSizer(wx.VERTICAL)
self._fine_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
label="Fine Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._fine_slider = forms.slider(
parent=self.GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
minimum=-50.0e3,
maximum=50.e03,
num_steps=400,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_fine_sizer, 1, 0, 1, 1)
def _discrim_dc_probe():
while True:
val = self.dc_level.level()
try: self.set_discrim_dc(val)
except AttributeError, e: pass
time.sleep(1.0/(2.5))
_discrim_dc_thread = threading.Thread(target=_discrim_dc_probe)
_discrim_dc_thread.daemon = True
_discrim_dc_thread.start()
self._capture_file_text_box = forms.text_box(
parent=self.GetWin(),
value=self.capture_file,
callback=self.set_capture_file,
label="Record Filename",
converter=forms.str_converter(),
)
self.GridAdd(self._capture_file_text_box, 2, 0, 1, 2)
self.Main = self.Main = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Main.AddPage(grc_wxgui.Panel(self.Main), "L/R")
self.Main.AddPage(grc_wxgui.Panel(self.Main), "FM Demod Spectrum")
self.Add(self.Main)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Waterfall Plot",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.Main.GetPage(0).GetWin(),
title="Audio Channels (L and R)",
sample_rate=farate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Rel. Audio Level",
)
self.Main.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.Main.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=asrate,
fft_size=1024,
fft_rate=6,
average=True,
avg_alpha=0.1,
title="FM Demod Spectrum",
peak_hold=False,
)
self.Main.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="RF Power ",
converter=forms.float_converter(formatter=lambda x: "%4.1f" % x),
)
self.GridAdd(self._variable_static_text_0_static_text, 0, 2, 1, 1)
self._stereo_0_check_box = forms.check_box(
parent=self.GetWin(),
value=self.stereo_0,
callback=self.set_stereo_0,
label="Stereo Detect",
true=True,
false=False,
)
self.GridAdd(self._stereo_0_check_box, 2, 5, 1, 1)
self._stereo_check_box = forms.check_box(
parent=self.GetWin(),
value=self.stereo,
callback=self.set_stereo,
label="Stereo",
true=True,
false=False,
)
self.GridAdd(self._stereo_check_box, 2, 4, 1, 1)
self.rtl2832_source_0 = baz.rtl_source_c(defer_creation=True)
self.rtl2832_source_0.set_verbose(True)
self.rtl2832_source_0.set_vid(0x0)
self.rtl2832_source_0.set_pid(0x0)
self.rtl2832_source_0.set_tuner_name("")
self.rtl2832_source_0.set_default_timeout(0)
self.rtl2832_source_0.set_use_buffer(True)
self.rtl2832_source_0.set_fir_coefficients(([]))
if self.rtl2832_source_0.create() == False: raise Exception("Failed to create RTL2832 Source: rtl2832_source_0")
self.rtl2832_source_0.set_sample_rate(1.0e6)
self.rtl2832_source_0.set_frequency(cur_freq+200e3)
self.rtl2832_source_0.set_auto_gain_mode(False)
self.rtl2832_source_0.set_relative_gain(True)
self.rtl2832_source_0.set_gain(gain)
self._rtext_0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.rtext_0,
callback=self.set_rtext_0,
label="CURRENT FREQUENCY>>",
converter=forms.float_converter(),
)
self.GridAdd(self._rtext_0_static_text, 0, 1, 1, 1)
def _rf_pwr_lvl_probe():
while True:
val = self.input_power.level()
try: self.set_rf_pwr_lvl(val)
except AttributeError, e: pass
time.sleep(1.0/(2))
_rf_pwr_lvl_thread = threading.Thread(target=_rf_pwr_lvl_probe)
_rf_pwr_lvl_thread.daemon = True
_rf_pwr_lvl_thread.start()
self._preselect_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.preselect,
callback=self.set_preselect,
label='preselect',
choices=eval(prefreqs),
labels=eval(prenames),
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._preselect_chooser, 0, 4, 1, 1)
def _pilot_level_probe():
while True:
val = self.pilot_probe.level()
try: self.set_pilot_level(val)
except AttributeError, e: pass
time.sleep(1.0/(5))
_pilot_level_thread = threading.Thread(target=_pilot_level_probe)
_pilot_level_thread.daemon = True
_pilot_level_thread.start()
self.low_pass_filter_3 = gr.fir_filter_fff(1, firdes.low_pass(
3, asrate/500, 10, 3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = gr.fir_filter_fff(10, firdes.low_pass(
3, asrate/50, 100, 30, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1 = gr.fir_filter_fff(10, firdes.low_pass(
3, asrate/5, 1e3, 200, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = gr.fir_filter_fff(5, firdes.low_pass(
3, asrate, 10e3, 2e3, firdes.WIN_HAMMING, 6.76))
_igain_sizer = wx.BoxSizer(wx.VERTICAL)
self._igain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_igain_sizer,
value=self.igain,
callback=self.set_igain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._igain_slider = forms.slider(
parent=self.GetWin(),
sizer=_igain_sizer,
value=self.igain,
callback=self.set_igain,
minimum=0,
maximum=50,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_igain_sizer, 1, 1, 1, 1)
_ifreq_sizer = wx.BoxSizer(wx.VERTICAL)
self._ifreq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_ifreq_sizer,
value=self.ifreq,
callback=self.set_ifreq,
label="Center Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._ifreq_slider = forms.slider(
parent=self.GetWin(),
sizer=_ifreq_sizer,
value=self.ifreq,
callback=self.set_ifreq,
minimum=88.1e6,
maximum=108.1e6,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_ifreq_sizer, 0, 0, 1, 1)
self.gr_wavfile_sink_0 = gr.wavfile_sink("/dev/null" if record == False else capture_file, 2, int(farate), 16)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_single_pole_iir_filter_xx_1 = gr.single_pole_iir_filter_ff(2.5/(asrate/500), 1)
self.gr_single_pole_iir_filter_xx_0 = gr.single_pole_iir_filter_ff(1.0/(asrate/3), 1)
self.gr_multiply_xx_1 = gr.multiply_vff(1)
self.gr_multiply_xx_0_0 = gr.multiply_vff(1)
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_const_vxx_3 = gr.multiply_const_vff((3.16e3 if st_enabled else 0, ))
self.gr_multiply_const_vxx_2 = gr.multiply_const_vff((1.0 if st_enabled else 1.414, ))
self.gr_multiply_const_vxx_1_0 = gr.multiply_const_vff((0 if st_enabled else 1, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((0 if squelch_probe == 0 else 1.0, ))
self.gr_multiply_const_vxx_0_0 = gr.multiply_const_vff((vol*1.5*10.0, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((vol*1.5*10.0 if st_enabled else 0, ))
self.gr_keep_one_in_n_0 = gr.keep_one_in_n(gr.sizeof_float*1, int(asrate/3))
self.gr_freq_xlating_fir_filter_xxx_0 = gr.freq_xlating_fir_filter_ccc(4, (osmo_taps), 200e3+fine+(-12e3*discrim_dc), 1.0e6)
self.gr_fractional_interpolator_xx_0_0 = gr.fractional_interpolator_ff(0, asrate/farate)
self.gr_fractional_interpolator_xx_0 = gr.fractional_interpolator_ff(0, asrate/farate)
self.gr_fft_filter_xxx_1_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_high/10.0,asrate,3.5e3,15.0e3,5.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_1_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_med/10.0,asrate,1.0e3,4.0e3,2.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_1 = gr.fft_filter_fff(1, (firdes.low_pass(tone_low/10.0,asrate,1.2e3,500,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_high/10.0,asrate,3.5e3,13.5e3,3.5e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0_0 = gr.fft_filter_fff(1, (firdes.band_pass(tone_med/10.0,asrate,1.0e3,4.0e3,2.0e3,firdes.WIN_HAMMING)), 1)
self.gr_fft_filter_xxx_0 = gr.fft_filter_fff(1, (firdes.low_pass(tone_low/10.0,asrate,1.2e3,500,firdes.WIN_HAMMING)), 1)
self.gr_divide_xx_0 = gr.divide_ff(1)
self.gr_agc_xx_1 = gr.agc_cc(1e-2, 0.35, 1.0, 5000)
self.gr_add_xx_2_0 = gr.add_vff(1)
self.gr_add_xx_2 = gr.add_vff(1)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.gr_add_const_vxx_0 = gr.add_const_vff((1.0e-7, ))
self._dm_chooser = forms.radio_buttons(
parent=self.GetWin(),
value=self.dm,
callback=self.set_dm,
label="FM Deemphasis",
choices=[75.0e-6, 50.0e-6],
labels=["NA", "EU"],
style=wx.RA_HORIZONTAL,
)
self.GridAdd(self._dm_chooser, 0, 5, 1, 1)
self.blks2_wfm_rcv_0 = blks2.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=2,
)
self.blks2_fm_deemph_0_0 = blks2.fm_deemph(fs=farate, tau=deemph)
self.blks2_fm_deemph_0 = blks2.fm_deemph(fs=farate, tau=deemph)
self.band_pass_filter_2_0 = gr.fir_filter_fff(1, firdes.band_pass(
20, asrate, 17.5e3, 17.9e3, 250, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_2 = gr.fir_filter_fff(1, firdes.band_pass(
10, asrate, 18.8e3, 19.2e3, 350, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0_0 = gr.fir_filter_fff(1, firdes.band_pass(
1, asrate, 38e3-(15e3), 38e3+(15e3), 4.0e3, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0 = audio.sink(int(farate), "" if ahw == "Default" else ahw, True)
##################################################
# Connections
##################################################
self.connect((self.gr_add_xx_1, 0), (self.gr_fractional_interpolator_xx_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.gr_fractional_interpolator_xx_0_0, 0))
self.connect((self.band_pass_filter_0_0, 0), (self.gr_multiply_xx_1, 0))
self.connect((self.gr_multiply_const_vxx_1_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.band_pass_filter_2_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.band_pass_filter_2_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_multiply_xx_0_0, 0), (self.gr_divide_xx_0, 0))
self.connect((self.gr_divide_xx_0, 0), (self.gr_single_pole_iir_filter_xx_0, 0))
self.connect((self.gr_multiply_xx_0, 0), (self.gr_add_const_vxx_0, 0))
self.connect((self.gr_add_const_vxx_0, 0), (self.gr_divide_xx_0, 1))
self.connect((self.gr_single_pole_iir_filter_xx_0, 0), (self.gr_keep_one_in_n_0, 0))
self.connect((self.gr_keep_one_in_n_0, 0), (self.pilot_probe, 0))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_1, 2))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_0_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_add_xx_1, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_sub_xx_0, 0))
self.connect((self.gr_multiply_const_vxx_3, 0), (self.gr_sub_xx_0, 1))
self.connect((self.gr_multiply_const_vxx_3, 0), (self.gr_add_xx_1, 1))
self.connect((self.gr_fractional_interpolator_xx_0, 0), (self.gr_multiply_const_vxx_0_0, 0))
self.connect((self.gr_fractional_interpolator_xx_0_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_1, 1))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0, 0))
self.connect((self.gr_fft_filter_xxx_1, 0), (self.gr_add_xx_2, 0))
self.connect((self.gr_fft_filter_xxx_1_0, 0), (self.gr_add_xx_2, 1))
self.connect((self.gr_fft_filter_xxx_1_0_0, 0), (self.gr_add_xx_2, 2))
self.connect((self.gr_add_xx_2, 0), (self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_add_xx_2_0, 0), (self.gr_multiply_const_vxx_3, 0))
self.connect((self.gr_fft_filter_xxx_0, 0), (self.gr_add_xx_2_0, 0))
self.connect((self.gr_fft_filter_xxx_0_0, 0), (self.gr_add_xx_2_0, 1))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0_0, 0))
self.connect((self.gr_fft_filter_xxx_0_0_0, 0), (self.gr_add_xx_2_0, 2))
self.connect((self.gr_multiply_xx_1, 0), (self.gr_fft_filter_xxx_0_0_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_multiply_const_vxx_1_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_wavfile_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.gr_fft_filter_xxx_1_0_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_multiply_const_vxx_0_0, 0), (self.blks2_fm_deemph_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.audio_sink_0, 1))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.blks2_fm_deemph_0_0, 0))
self.connect((self.blks2_fm_deemph_0_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.band_pass_filter_2, 0), (self.gr_multiply_xx_0_0, 1))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_2, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.audio_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_2_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.band_pass_filter_0_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_wavfile_sink_0, 1))
self.connect((self.blks2_fm_deemph_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.blks2_wfm_rcv_0, 0), (self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_agc_xx_1, 0), (self.blks2_wfm_rcv_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.gr_agc_xx_1, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.input_power, 0))
self.connect((self.blks2_wfm_rcv_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.low_pass_filter_1, 0), (self.low_pass_filter_2, 0))
self.connect((self.low_pass_filter_2, 0), (self.low_pass_filter_3, 0))
self.connect((self.gr_single_pole_iir_filter_xx_1, 0), (self.dc_level, 0))
self.connect((self.low_pass_filter_3, 0), (self.gr_single_pole_iir_filter_xx_1, 0))
self.connect((self.rtl2832_source_0, 0), (self.gr_freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_waterfallsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fm Stereo Tx")
##################################################
# Variables
##################################################
self.st_gain = st_gain = 10
self.samp_rate = samp_rate = 195.312e3
self.pilot_gain = pilot_gain = 80e-3
self.mpx_rate = mpx_rate = 160e3
self.Mono_gain = Mono_gain = 300e-3
self.FM_freq = FM_freq = 96.5e6
##################################################
# Blocks
##################################################
_st_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._st_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_st_gain_sizer,
value=self.st_gain,
callback=self.set_st_gain,
label='st_gain',
converter=forms.float_converter(),
proportion=0,
)
self._st_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_st_gain_sizer,
value=self.st_gain,
callback=self.set_st_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_st_gain_sizer)
_pilot_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._pilot_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
label='pilot_gain',
converter=forms.float_converter(),
proportion=0,
)
self._pilot_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_pilot_gain_sizer)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "FM")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "audio")
self.Add(self.notebook_0)
_Mono_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._Mono_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_Mono_gain_sizer,
value=self.Mono_gain,
callback=self.set_Mono_gain,
label='Mono_gain',
converter=forms.float_converter(),
proportion=0,
)
self._Mono_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_Mono_gain_sizer,
value=self.Mono_gain,
callback=self.set_Mono_gain,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_Mono_gain_sizer)
_FM_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._FM_freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
label='FM_freq',
converter=forms.float_converter(),
proportion=0,
)
self._FM_freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
minimum=88e6,
maximum=108e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_FM_freq_sizer)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=FM_freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
device_addr="addr=192.168.10.2",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(FM_freq, 0)
self.uhd_usrp_sink_0.set_gain(0, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.low_pass_filter_0 = gr.fir_filter_fff(
1,
firdes.low_pass(Mono_gain, mpx_rate, 15000, 2000,
firdes.WIN_HAMMING, 6.76))
self.gr_vector_to_streams_0 = gr.vector_to_streams(
gr.sizeof_short * 1, 2)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_sig_source_x_1 = gr.sig_source_f(160000, gr.GR_SIN_WAVE, 19000,
pilot_gain, 0)
self.gr_sig_source_x_0 = gr.sig_source_f(160000, gr.GR_SIN_WAVE, 38000,
30e-3, 0)
self.gr_short_to_float_1 = gr.short_to_float(1, 1)
self.gr_short_to_float_0 = gr.short_to_float(1, 1)
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_const_vxx_2 = gr.multiply_const_vcc((32.768e3, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((30e-6, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((30e-6, ))
self.gr_frequency_modulator_fc_0 = gr.frequency_modulator_fc(980e-3)
self.gr_file_source_0 = gr.file_source(
gr.sizeof_short * 2,
"/home/kranthi/Documents/project/FM Transceiver/FM Transmitter/test.raw",
True)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.blks2_rational_resampler_xxx_2 = blks2.rational_resampler_fff(
interpolation=4,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=5,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_0 = blks2.rational_resampler_fff(
interpolation=5,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_fm_preemph_0 = blks2.fm_preemph(fs=mpx_rate, tau=50e-6)
self.band_pass_filter_0 = gr.fir_filter_fff(
1,
firdes.band_pass(st_gain, mpx_rate, 23000, 53000, 2000,
firdes.WIN_HAMMING, 6.76))
##################################################
# Connections
##################################################
self.connect((self.gr_file_source_0, 0),
(self.gr_vector_to_streams_0, 0))
self.connect((self.gr_vector_to_streams_0, 0),
(self.gr_short_to_float_0, 0))
self.connect((self.gr_vector_to_streams_0, 1),
(self.gr_short_to_float_1, 0))
self.connect((self.gr_short_to_float_0, 0),
(self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_short_to_float_1, 0),
(self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0),
(self.blks2_rational_resampler_xxx_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0),
(self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.gr_add_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_0, 0),
(self.gr_sub_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0),
(self.gr_sub_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1, 0),
(self.gr_add_xx_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_multiply_xx_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.gr_sig_source_x_1, 0), (self.gr_add_xx_1, 0))
self.connect((self.band_pass_filter_0, 0), (self.gr_add_xx_1, 1))
self.connect((self.low_pass_filter_0, 0), (self.gr_add_xx_1, 2))
self.connect((self.gr_add_xx_1, 0), (self.blks2_fm_preemph_0, 0))
self.connect((self.blks2_fm_preemph_0, 0),
(self.blks2_rational_resampler_xxx_2, 0))
self.connect((self.blks2_rational_resampler_xxx_2, 0),
(self.gr_frequency_modulator_fc_0, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0),
(self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_multiply_const_vxx_2, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0),
(self.wxgui_fftsink2_1, 0))
def __init__(self, ahw="default", freq=150.0e6, ppm=0.0, vol=1.0, ftune=0.0, xftune=0.0, srate=1.0e6, upclo=0.0, devinfo="rtl=0", agc=0, arate=48.0e3, upce=0, mthresh=-10.0, offs=50.e3, flist="", dfifo="multimode_fifo", mbw=2.0e3, deemph=75.0e-6, dmode="NFM1"):
grc_wxgui.top_block_gui.__init__(self, title="Multimode Radio Receiver")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Parameters
##################################################
self.ahw = ahw
self.freq = freq
self.ppm = ppm
self.vol = vol
self.ftune = ftune
self.xftune = xftune
self.srate = srate
self.upclo = upclo
self.devinfo = devinfo
self.agc = agc
self.arate = arate
self.upce = upce
self.mthresh = mthresh
self.offs = offs
self.flist = flist
self.dfifo = dfifo
self.mbw = mbw
self.deemph = deemph
self.dmode = dmode
##################################################
# Variables
##################################################
self.sc_list_str = sc_list_str = flist
self.zoom = zoom = 1
self.thresh = thresh = mthresh
self.scan_rate = scan_rate = 15
self.scan_power = scan_power = 0
self.sc_low = sc_low = 150e6
self.sc_listm = sc_listm = False
self.sc_list = sc_list = eval("["+sc_list_str+"]")
self.sc_incr = sc_incr = 12.5e3
self.sc_high = sc_high = 300e6
self.sc_ena = sc_ena = False
self.samp_rate = samp_rate = int(mh.get_good_rate(devinfo,srate))
self.rf_power = rf_power = 0
self.ifreq = ifreq = freq
self.zoomed_lp = zoomed_lp = (samp_rate/2.1)/zoom
self.wbfm = wbfm = 200e3
self.rf_d_power = rf_d_power = 0
self.mode = mode = dmode
self.logpower = logpower = math.log10(rf_power+1.0e-14)*10.0
self.cur_freq = cur_freq = mh.scan_freq_out(sc_ena,sc_low,sc_high,freq,ifreq,scan_power+1.0e-14,thresh,sc_incr,scan_rate,sc_listm,sc_list)
self.bw = bw = mbw
self.audio_int_rate = audio_int_rate = 40e3
self.zoom_taps = zoom_taps = firdes.low_pass(1.0,samp_rate,zoomed_lp,zoomed_lp/3,firdes.WIN_HAMMING,6.76)
self.xfine = xfine = xftune
self.volume = volume = vol
self.variable_static_text_1 = variable_static_text_1 = cur_freq
self.variable_static_text_0_0 = variable_static_text_0_0 = samp_rate
self.variable_static_text_0 = variable_static_text_0 = float(int(math.log10(rf_d_power+1.0e-14)*100.0)/10.0)
self.upc_offset = upc_offset = upclo
self.upc = upc = upce
self.ssbo = ssbo = -bw/2 if mode == "LSB" else 0.0
self.sc_list_len = sc_list_len = len(sc_list)
self.rfgain = rfgain = 25
self.record_file = record_file = "recording.wav"
self.record = record = False
self.offset = offset = offs
self.muted = muted = 0.0 if logpower >= thresh else 1
self.main_taps = main_taps = firdes.low_pass(1.0,wbfm,mh.get_mode_deviation(mode,bw)*1.05,mh.get_mode_deviation(mode,bw)/2.0,firdes.WIN_HAMMING,6.76)
self.k = k = wbfm/(2*math.pi*mh.get_mode_deviation(mode,bw))
self.iagc = iagc = agc
self.freq_update = freq_update = 0
self.fine = fine = ftune
self.digi_rate = digi_rate = 50e3
self.aratio = aratio = int(wbfm/audio_int_rate)
##################################################
# Blocks
##################################################
self.rf_probe = gr.probe_avg_mag_sqrd_c(0, 0.015)
self.Main = self.Main = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.Main.AddPage(grc_wxgui.Panel(self.Main), "Main Controls")
self.Main.AddPage(grc_wxgui.Panel(self.Main), "Scan/Upconv Controls")
self.Add(self.Main)
self._zoom_chooser = forms.drop_down(
parent=self.Main.GetPage(0).GetWin(),
value=self.zoom,
callback=self.set_zoom,
label="Spectral Zoom Ratio",
choices=[1, 2, 5, 10, 20, 50, 100],
labels=[],
)
self.Main.GetPage(0).GridAdd(self._zoom_chooser, 1, 4, 1, 1)
_xfine_sizer = wx.BoxSizer(wx.VERTICAL)
self._xfine_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_xfine_sizer,
value=self.xfine,
callback=self.set_xfine,
label="Extra Fine Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._xfine_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_xfine_sizer,
value=self.xfine,
callback=self.set_xfine,
minimum=-1.0e3,
maximum=1.0e3,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_xfine_sizer, 0, 3, 1, 1)
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.Main.GetPage(0).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.Main.GetPage(0).GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=1.0,
maximum=10.0,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_volume_sizer, 0, 0, 1, 1)
self._upc_offset_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.upc_offset,
callback=self.set_upc_offset,
label="Upconv. LO Freq",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._upc_offset_text_box, 3, 2, 1, 2)
self._upc_check_box = forms.check_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.upc,
callback=self.set_upc,
label="Ext. Upconv.",
true=1,
false=0,
)
self.Main.GetPage(1).GridAdd(self._upc_check_box, 3, 0, 1, 1)
_rfgain_sizer = wx.BoxSizer(wx.VERTICAL)
self._rfgain_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
label="RF Gain",
converter=forms.float_converter(),
proportion=0,
)
self._rfgain_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_rfgain_sizer,
value=self.rfgain,
callback=self.set_rfgain,
minimum=0,
maximum=50,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_rfgain_sizer, 2, 1, 1, 1)
self._record_file_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.record_file,
callback=self.set_record_file,
label="Recording Filename",
converter=forms.str_converter(),
)
self.Main.GetPage(0).GridAdd(self._record_file_text_box, 2, 3, 1, 3)
self._record_check_box = forms.check_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.record,
callback=self.set_record,
label="Record",
true=True,
false=False,
)
self.Main.GetPage(0).GridAdd(self._record_check_box, 2, 2, 1, 1)
_offset_sizer = wx.BoxSizer(wx.VERTICAL)
self._offset_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_offset_sizer,
value=self.offset,
callback=self.set_offset,
label="LO Offset",
converter=forms.float_converter(),
proportion=0,
)
self._offset_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_offset_sizer,
value=self.offset,
callback=self.set_offset,
minimum=25e3,
maximum=500e3,
num_steps=200,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_offset_sizer, 1, 3, 1, 1)
self._mode_chooser = forms.drop_down(
parent=self.Main.GetPage(0).GetWin(),
value=self.mode,
callback=self.set_mode,
label="Mode",
choices=mh.get_modes_values(),
labels=mh.get_modes_names(),
)
self.Main.GetPage(0).GridAdd(self._mode_chooser, 0, 4, 1, 1)
self._iagc_check_box = forms.check_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.iagc,
callback=self.set_iagc,
label="AGC",
true=1,
false=0,
)
self.Main.GetPage(0).GridAdd(self._iagc_check_box, 2, 0, 1, 1)
def _freq_update_probe():
while True:
val = self.rf_probe.level()
try: self.set_freq_update(val)
except AttributeError, e: pass
time.sleep(1.0/(1.0/(2.5)))
_freq_update_thread = threading.Thread(target=_freq_update_probe)
_freq_update_thread.daemon = True
_freq_update_thread.start()
_fine_sizer = wx.BoxSizer(wx.VERTICAL)
self._fine_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
label="Fine Tuning",
converter=forms.float_converter(),
proportion=0,
)
self._fine_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_fine_sizer,
value=self.fine,
callback=self.set_fine,
minimum=-35e3,
maximum=35e3,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_fine_sizer, 0, 2, 1, 1)
self.display_probe = gr.probe_avg_mag_sqrd_c(0, 0.002)
_bw_sizer = wx.BoxSizer(wx.VERTICAL)
self._bw_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_bw_sizer,
value=self.bw,
callback=self.set_bw,
label="AM/SSB Bandwidth",
converter=forms.float_converter(),
proportion=0,
)
self._bw_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_bw_sizer,
value=self.bw,
callback=self.set_bw,
minimum=1.0e3,
maximum=audio_int_rate/2,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_bw_sizer, 1, 2, 1, 1)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.Main.GetPage(0).GetWin(),
baseband_freq=mh.get_last_returned(freq_update),
dynamic_range=40,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate/zoom,
fft_size=1024,
fft_rate=4,
average=True,
avg_alpha=None,
title="Spectrogram",
win=window.hamming,
)
self.Main.GetPage(0).Add(self.wxgui_waterfallsink2_0.win)
def wxgui_waterfallsink2_0_callback(x, y):
self.set_freq(x)
self.wxgui_waterfallsink2_0.set_callback(wxgui_waterfallsink2_0_callback)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.Main.GetPage(0).GetWin(),
baseband_freq=mh.get_last_returned(freq_update),
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate/zoom,
fft_size=1024,
fft_rate=4,
average=True,
avg_alpha=0.1,
title="Panorama",
peak_hold=False,
win=window.hamming,
)
self.Main.GetPage(0).Add(self.wxgui_fftsink2_0.win)
def wxgui_fftsink2_0_callback(x, y):
self.set_freq(x)
self.wxgui_fftsink2_0.set_callback(wxgui_fftsink2_0_callback)
self._variable_static_text_1_static_text = forms.static_text(
parent=self.Main.GetPage(1).GetWin(),
value=self.variable_static_text_1,
callback=self.set_variable_static_text_1,
label="Current Scan Freq",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._variable_static_text_1_static_text, 0, 5, 1, 2)
self._variable_static_text_0_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0_0,
callback=self.set_variable_static_text_0_0,
label="Actual srate",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_0_static_text, 1, 5, 1, 1)
self._variable_static_text_0_static_text = forms.static_text(
parent=self.Main.GetPage(0).GetWin(),
value=self.variable_static_text_0,
callback=self.set_variable_static_text_0,
label="RF Level",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._variable_static_text_0_static_text, 1, 0, 1, 1)
_thresh_sizer = wx.BoxSizer(wx.VERTICAL)
self._thresh_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
sizer=_thresh_sizer,
value=self.thresh,
callback=self.set_thresh,
label="Mute Threshold",
converter=forms.float_converter(),
proportion=0,
)
self._thresh_slider = forms.slider(
parent=self.Main.GetPage(0).GetWin(),
sizer=_thresh_sizer,
value=self.thresh,
callback=self.set_thresh,
minimum=-50,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Main.GetPage(0).GridAdd(_thresh_sizer, 1, 1, 1, 1)
def _scan_power_probe():
while True:
val = self.rf_probe.level()
try: self.set_scan_power(val)
except AttributeError, e: pass
time.sleep(1.0/(scan_rate))
_scan_power_thread = threading.Thread(target=_scan_power_probe)
_scan_power_thread.daemon = True
_scan_power_thread.start()
self._sc_low_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_low,
callback=self.set_sc_low,
label="Scan Low",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._sc_low_text_box, 0, 1, 1, 1)
self._sc_listm_check_box = forms.check_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_listm,
callback=self.set_sc_listm,
label="Scan List Mode",
true=True,
false=False,
)
self.Main.GetPage(1).GridAdd(self._sc_listm_check_box, 2, 0, 1, 1)
self._sc_list_str_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_list_str,
callback=self.set_sc_list_str,
label="Scan List",
converter=forms.str_converter(),
)
self.Main.GetPage(1).GridAdd(self._sc_list_str_text_box, 2, 1, 1, 5)
self._sc_incr_chooser = forms.drop_down(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_incr,
callback=self.set_sc_incr,
label="Scan Increment (Hz)",
choices=[5.0e3,6.25e3,10.0e3,12.5e3,15e3,25e3],
labels=[],
)
self.Main.GetPage(1).GridAdd(self._sc_incr_chooser, 0, 0, 1, 1)
self._sc_high_text_box = forms.text_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_high,
callback=self.set_sc_high,
label="Scan High",
converter=forms.float_converter(),
)
self.Main.GetPage(1).GridAdd(self._sc_high_text_box, 0, 2, 1, 1)
self._sc_ena_check_box = forms.check_box(
parent=self.Main.GetPage(1).GetWin(),
value=self.sc_ena,
callback=self.set_sc_ena,
label="Scan Enable",
true=True,
false=False,
)
self.Main.GetPage(1).GridAdd(self._sc_ena_check_box, 0, 3, 1, 1)
def _rf_power_probe():
while True:
val = self.rf_probe.level()
try: self.set_rf_power(val)
except AttributeError, e: pass
time.sleep(1.0/(10))
_rf_power_thread = threading.Thread(target=_rf_power_probe)
_rf_power_thread.daemon = True
_rf_power_thread.start()
def _rf_d_power_probe():
while True:
val = self.display_probe.level()
try: self.set_rf_d_power(val)
except AttributeError, e: pass
time.sleep(1.0/(5))
_rf_d_power_thread = threading.Thread(target=_rf_d_power_probe)
_rf_d_power_thread.daemon = True
_rf_d_power_thread.start()
self.osmosdr_source_c_0 = osmosdr.source_c( args="nchan=" + str(1) + " " + devinfo )
self.osmosdr_source_c_0.set_sample_rate(samp_rate)
self.osmosdr_source_c_0.set_center_freq(cur_freq+offset+(upc_offset*float(upc)), 0)
self.osmosdr_source_c_0.set_freq_corr(ppm, 0)
self.osmosdr_source_c_0.set_gain_mode(iagc, 0)
self.osmosdr_source_c_0.set_gain(25 if iagc == 1 else rfgain, 0)
self.osmosdr_source_c_0.set_if_gain(20, 0)
self._ifreq_text_box = forms.text_box(
parent=self.Main.GetPage(0).GetWin(),
value=self.ifreq,
callback=self.set_ifreq,
label="Frequency",
converter=forms.float_converter(),
)
self.Main.GetPage(0).GridAdd(self._ifreq_text_box, 0, 1, 1, 1)
self.gr_wavfile_sink_0 = gr.wavfile_sink("/dev/null" if record == False else record_file, 1, int(audio_int_rate), 8)
self.gr_quadrature_demod_cf_0 = gr.quadrature_demod_cf(k)
self.gr_multiply_const_vxx_2 = gr.multiply_const_vff((1.0 if mh.get_mode_type(mode) == "FM" else 0.0, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((0.0 if muted else volume/4.5, ))
self.gr_multiply_const_vxx_0_0_0 = gr.multiply_const_vff((0.85 if mh.get_mode_type(mode) == "AM" else 0.0, ))
self.gr_multiply_const_vxx_0_0 = gr.multiply_const_vff((0.85 if mh.get_mode_type(mode) == "SSB" else 0.0, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc(((1.0/math.sqrt(mh.get_mode_deviation(mode,bw))*250), ))
self.gr_keep_one_in_n_1 = gr.keep_one_in_n(gr.sizeof_gr_complex*1, aratio)
self.gr_keep_one_in_n_0_0 = gr.keep_one_in_n(gr.sizeof_gr_complex*1, zoom)
self.gr_keep_one_in_n_0 = gr.keep_one_in_n(gr.sizeof_gr_complex*1, int(wbfm/digi_rate))
self.gr_freq_xlating_fir_filter_xxx_0_1 = gr.freq_xlating_fir_filter_ccc(1, (1.0, ), (offset+fine+xfine)/(samp_rate/1.0e6), samp_rate)
self.gr_fractional_interpolator_xx_0 = gr.fractional_interpolator_ff(0, audio_int_rate/arate)
self.gr_file_sink_0 = gr.file_sink(gr.sizeof_gr_complex*1, "/dev/null" if mh.get_mode_type(mode) != "DIG" else dfifo)
self.gr_file_sink_0.set_unbuffered(True)
self.gr_fft_filter_xxx_3 = gr.fft_filter_ccc(1, (zoom_taps), 1)
self.gr_fft_filter_xxx_2_0 = gr.fft_filter_fff(5, (firdes.low_pass(1.0,wbfm,14.5e3,8.5e3,firdes.WIN_HAMMING,6.76)), 1)
self.gr_fft_filter_xxx_2 = gr.fft_filter_ccc(1, (main_taps), 1)
self.gr_fft_filter_xxx_0 = gr.fft_filter_ccc(int(samp_rate/wbfm), (firdes.low_pass(1.0,samp_rate,98.5e3,66e3,firdes.WIN_HAMMING,6.76)), 1)
self.gr_feedforward_agc_cc_0 = gr.feedforward_agc_cc(1024, 0.75)
self.gr_complex_to_real_0 = gr.complex_to_real(1)
self.gr_complex_to_mag_squared_0 = gr.complex_to_mag_squared(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.blks2_fm_deemph_0 = blks2.fm_deemph(fs=audio_int_rate, tau=deemph)
self.audio_sink_0 = audio.sink(int(arate), ahw, True)
##################################################
# Connections
##################################################
self.connect((self.gr_multiply_const_vxx_0_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.gr_fractional_interpolator_xx_0, 0), (self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.audio_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.audio_sink_0, 1))
self.connect((self.gr_feedforward_agc_cc_0, 0), (self.gr_complex_to_mag_squared_0, 0))
self.connect((self.osmosdr_source_c_0, 0), (self.gr_freq_xlating_fir_filter_xxx_0_1, 0))
self.connect((self.gr_multiply_const_vxx_0_0_0, 0), (self.gr_add_xx_0, 2))
self.connect((self.gr_feedforward_agc_cc_0, 0), (self.gr_complex_to_real_0, 0))
self.connect((self.gr_complex_to_real_0, 0), (self.gr_multiply_const_vxx_0_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.gr_add_xx_0, 0))
self.connect((self.gr_complex_to_mag_squared_0, 0), (self.gr_multiply_const_vxx_0_0_0, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.display_probe, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.rf_probe, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_fractional_interpolator_xx_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.gr_wavfile_sink_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0_1, 0), (self.gr_fft_filter_xxx_0, 0))
self.connect((self.gr_keep_one_in_n_0, 0), (self.gr_file_sink_0, 0))
self.connect((self.gr_freq_xlating_fir_filter_xxx_0_1, 0), (self.gr_fft_filter_xxx_3, 0))
self.connect((self.gr_fft_filter_xxx_3, 0), (self.gr_keep_one_in_n_0_0, 0))
self.connect((self.gr_keep_one_in_n_0_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_keep_one_in_n_0_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.blks2_fm_deemph_0, 0), (self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_quadrature_demod_cf_0, 0), (self.gr_fft_filter_xxx_2_0, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_keep_one_in_n_0, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_fft_filter_xxx_0, 0), (self.gr_fft_filter_xxx_2, 0))
self.connect((self.gr_keep_one_in_n_1, 0), (self.gr_feedforward_agc_cc_0, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_keep_one_in_n_1, 0))
self.connect((self.gr_fft_filter_xxx_2, 0), (self.gr_quadrature_demod_cf_0, 0))
self.connect((self.gr_fft_filter_xxx_2_0, 0), (self.blks2_fm_deemph_0, 0))
def __init__(self): grc_wxgui.top_block_gui.__init__(self, title="Scrambler") _icon_path = "/home/pfb/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Variables ################################################## self.samp_rate = samp_rate = 32000 ################################################## # Blocks ################################################## self.gr_add_xx_0 = gr.add_vff(1) self.gr_char_to_float_0 = gr.char_to_float() self.gr_interp_fir_filter_xxx_0 = gr.interp_fir_filter_fff(4, (24, )) self.gr_multiply_xx_0 = gr.multiply_vff(1) self.gr_scrambler_bb_0 = gr.scrambler_bb(0x8A, 0x7F, 7) self.gr_throttle_0 = gr.throttle(gr.sizeof_char*1, samp_rate) self.gr_vector_source_x_0 = gr.vector_source_b((0, 0, 0), True, 1) self.gr_vector_source_x_0_0 = gr.vector_source_f((-0.5, ), True, 1) self.gr_vector_source_x_0_0_0 = gr.vector_source_f((2.0, ), True, 1) self.wxgui_fftsink2_0 = fftsink2.fft_sink_f( self.GetWin(), baseband_freq=0, y_per_div=10, y_divs=10, ref_level=50, ref_scale=2.0, sample_rate=samp_rate * 2, fft_size=4096, fft_rate=30, average=False, avg_alpha=None, title="FFT Plot", peak_hold=False, ) self.Add(self.wxgui_fftsink2_0.win) self.wxgui_scopesink2_0 = scopesink2.scope_sink_f( self.GetWin(), title="Scope Plot", sample_rate=samp_rate, v_scale=1, v_offset=0, t_scale=.0005, ac_couple=False, xy_mode=False, num_inputs=1, ) self.Add(self.wxgui_scopesink2_0.win) ################################################## # Connections ################################################## self.connect((self.gr_scrambler_bb_0, 0), (self.gr_char_to_float_0, 0)) self.connect((self.gr_vector_source_x_0, 0), (self.gr_throttle_0, 0)) self.connect((self.gr_throttle_0, 0), (self.gr_scrambler_bb_0, 0)) self.connect((self.gr_char_to_float_0, 0), (self.gr_add_xx_0, 1)) self.connect((self.gr_add_xx_0, 0), (self.gr_multiply_xx_0, 1)) self.connect((self.gr_vector_source_x_0_0, 0), (self.gr_add_xx_0, 0)) self.connect((self.gr_vector_source_x_0_0_0, 0), (self.gr_multiply_xx_0, 0)) self.connect((self.gr_multiply_xx_0, 0), (self.gr_interp_fir_filter_xxx_0, 0)) self.connect((self.gr_interp_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0)) self.connect((self.gr_interp_fir_filter_xxx_0, 0), (self.wxgui_scopesink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fm Stereo Tx")
##################################################
# Variables
##################################################
self.st_gain = st_gain = 10
self.samp_rate = samp_rate = 195.312e3
self.pilot_gain = pilot_gain = 80e-3
self.mpx_rate = mpx_rate = 160e3
self.Mono_gain = Mono_gain = 300e-3
self.FM_freq = FM_freq = 96.5e6
##################################################
# Blocks
##################################################
_st_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._st_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_st_gain_sizer,
value=self.st_gain,
callback=self.set_st_gain,
label='st_gain',
converter=forms.float_converter(),
proportion=0,
)
self._st_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_st_gain_sizer,
value=self.st_gain,
callback=self.set_st_gain,
minimum=0,
maximum=100,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_st_gain_sizer)
_pilot_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._pilot_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
label='pilot_gain',
converter=forms.float_converter(),
proportion=0,
)
self._pilot_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_pilot_gain_sizer,
value=self.pilot_gain,
callback=self.set_pilot_gain,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_pilot_gain_sizer)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "FM")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "audio")
self.Add(self.notebook_0)
_Mono_gain_sizer = wx.BoxSizer(wx.VERTICAL)
self._Mono_gain_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_Mono_gain_sizer,
value=self.Mono_gain,
callback=self.set_Mono_gain,
label='Mono_gain',
converter=forms.float_converter(),
proportion=0,
)
self._Mono_gain_slider = forms.slider(
parent=self.GetWin(),
sizer=_Mono_gain_sizer,
value=self.Mono_gain,
callback=self.set_Mono_gain,
minimum=0,
maximum=1,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_Mono_gain_sizer)
_FM_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._FM_freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
label='FM_freq',
converter=forms.float_converter(),
proportion=0,
)
self._FM_freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_FM_freq_sizer,
value=self.FM_freq,
callback=self.set_FM_freq,
minimum=88e6,
maximum=108e6,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_FM_freq_sizer)
self.wxgui_fftsink2_1 = fftsink2.fft_sink_f(
self.notebook_0.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=FM_freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
device_addr="addr=192.168.10.2",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(FM_freq, 0)
self.uhd_usrp_sink_0.set_gain(0, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.low_pass_filter_0 = gr.fir_filter_fff(1, firdes.low_pass(
Mono_gain, mpx_rate, 15000, 2000, firdes.WIN_HAMMING, 6.76))
self.gr_vector_to_streams_0 = gr.vector_to_streams(gr.sizeof_short*1, 2)
self.gr_sub_xx_0 = gr.sub_ff(1)
self.gr_sig_source_x_1 = gr.sig_source_f(160000, gr.GR_SIN_WAVE, 19000, pilot_gain, 0)
self.gr_sig_source_x_0 = gr.sig_source_f(160000, gr.GR_SIN_WAVE, 38000, 30e-3, 0)
self.gr_short_to_float_1 = gr.short_to_float(1, 1)
self.gr_short_to_float_0 = gr.short_to_float(1, 1)
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_multiply_const_vxx_2 = gr.multiply_const_vcc((32.768e3, ))
self.gr_multiply_const_vxx_1 = gr.multiply_const_vff((30e-6, ))
self.gr_multiply_const_vxx_0 = gr.multiply_const_vff((30e-6, ))
self.gr_frequency_modulator_fc_0 = gr.frequency_modulator_fc(980e-3)
self.gr_file_source_0 = gr.file_source(gr.sizeof_short*2, "/home/kranthi/Documents/project/FM Transceiver/FM Transmitter/test.raw", True)
self.gr_add_xx_1 = gr.add_vff(1)
self.gr_add_xx_0 = gr.add_vff(1)
self.blks2_rational_resampler_xxx_2 = blks2.rational_resampler_fff(
interpolation=4,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=5,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_0 = blks2.rational_resampler_fff(
interpolation=5,
decimation=1,
taps=None,
fractional_bw=None,
)
self.blks2_fm_preemph_0 = blks2.fm_preemph(fs=mpx_rate, tau=50e-6)
self.band_pass_filter_0 = gr.fir_filter_fff(1, firdes.band_pass(
st_gain, mpx_rate, 23000, 53000, 2000, firdes.WIN_HAMMING, 6.76))
##################################################
# Connections
##################################################
self.connect((self.gr_file_source_0, 0), (self.gr_vector_to_streams_0, 0))
self.connect((self.gr_vector_to_streams_0, 0), (self.gr_short_to_float_0, 0))
self.connect((self.gr_vector_to_streams_0, 1), (self.gr_short_to_float_1, 0))
self.connect((self.gr_short_to_float_0, 0), (self.gr_multiply_const_vxx_0, 0))
self.connect((self.gr_short_to_float_1, 0), (self.gr_multiply_const_vxx_1, 0))
self.connect((self.gr_multiply_const_vxx_0, 0), (self.blks2_rational_resampler_xxx_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.gr_sub_xx_0, 1))
self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.gr_sub_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1, 0), (self.gr_add_xx_0, 0))
self.connect((self.gr_add_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 0))
self.connect((self.gr_sub_xx_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_multiply_xx_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.gr_sig_source_x_1, 0), (self.gr_add_xx_1, 0))
self.connect((self.band_pass_filter_0, 0), (self.gr_add_xx_1, 1))
self.connect((self.low_pass_filter_0, 0), (self.gr_add_xx_1, 2))
self.connect((self.gr_add_xx_1, 0), (self.blks2_fm_preemph_0, 0))
self.connect((self.blks2_fm_preemph_0, 0), (self.blks2_rational_resampler_xxx_2, 0))
self.connect((self.blks2_rational_resampler_xxx_2, 0), (self.gr_frequency_modulator_fc_0, 0))
self.connect((self.gr_frequency_modulator_fc_0, 0), (self.gr_multiply_const_vxx_2, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.gr_multiply_const_vxx_2, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_multiply_const_vxx_1, 0), (self.wxgui_fftsink2_1, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Scrambler")
_icon_path = "/home/pfb/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.gr_add_xx_0 = gr.add_vff(1)
self.gr_char_to_float_0 = gr.char_to_float()
self.gr_interp_fir_filter_xxx_0 = gr.interp_fir_filter_fff(4, (24, ))
self.gr_multiply_xx_0 = gr.multiply_vff(1)
self.gr_scrambler_bb_0 = gr.scrambler_bb(0x8A, 0x7F, 7)
self.gr_throttle_0 = gr.throttle(gr.sizeof_char * 1, samp_rate)
self.gr_vector_source_x_0 = gr.vector_source_b((0, 0, 0), True, 1)
self.gr_vector_source_x_0_0 = gr.vector_source_f((-0.5, ), True, 1)
self.gr_vector_source_x_0_0_0 = gr.vector_source_f((2.0, ), True, 1)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=50,
ref_scale=2.0,
sample_rate=samp_rate * 2,
fft_size=4096,
fft_rate=30,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=1,
v_offset=0,
t_scale=.0005,
ac_couple=False,
xy_mode=False,
num_inputs=1,
)
self.Add(self.wxgui_scopesink2_0.win)
##################################################
# Connections
##################################################
self.connect((self.gr_scrambler_bb_0, 0), (self.gr_char_to_float_0, 0))
self.connect((self.gr_vector_source_x_0, 0), (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.gr_scrambler_bb_0, 0))
self.connect((self.gr_char_to_float_0, 0), (self.gr_add_xx_0, 1))
self.connect((self.gr_add_xx_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.gr_vector_source_x_0_0, 0), (self.gr_add_xx_0, 0))
self.connect((self.gr_vector_source_x_0_0_0, 0),
(self.gr_multiply_xx_0, 0))
self.connect((self.gr_multiply_xx_0, 0),
(self.gr_interp_fir_filter_xxx_0, 0))
self.connect((self.gr_interp_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.gr_interp_fir_filter_xxx_0, 0),
(self.wxgui_scopesink2_0, 0))
def __init__(self,
antenna="TX/RX",
rx_gain=30,
vor_samp_rate=250e3,
com_freq_1=135.275e6,
gain=21,
vor_freq_1=115e6):
grc_wxgui.top_block_gui.__init__(self, title="Simple Trx")
##################################################
# Parameters
##################################################
self.antenna = antenna
self.rx_gain = rx_gain
self.vor_samp_rate = vor_samp_rate
self.com_freq_1 = com_freq_1
self.gain = gain
self.vor_freq_1 = vor_freq_1
##################################################
# Variables
##################################################
self.obs_decimation = obs_decimation = 25
self.ils_decimation = ils_decimation = 50
self.am_sample_rate = am_sample_rate = 12.5e3
self.vor_volume_slider = vor_volume_slider = 5
self.vor_ident = vor_ident = False
self.vor_freq_entry_1 = vor_freq_entry_1 = vor_freq_1
self.vor_center_freq_0 = vor_center_freq_0 = (117.95e6 -
108.00e6) / 2 + 117.95e6
self.system_center_freq = system_center_freq = 133.9e6
self.squelch_slider = squelch_slider = -85
self.samp_rate = samp_rate = 250e3
self.rxgain = rxgain = 15
self.phase_correction = phase_correction = 5
self.obs_sample_rate = obs_sample_rate = am_sample_rate / obs_decimation
self.ils_sample_rate = ils_sample_rate = am_sample_rate / ils_decimation
self.gain_slider = gain_slider = gain
self.correction_gain = correction_gain = 0.8
self.com_volume_slider = com_volume_slider = 1
self.com_freq_entry_1 = com_freq_entry_1 = com_freq_1
self.com_enable = com_enable = True
self.audio_select = audio_select = 0
self.audio_sample_rate = audio_sample_rate = 48e3
self.am_decimation = am_decimation = 1
##################################################
# Blocks
##################################################
_vor_volume_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._vor_volume_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_vor_volume_slider_sizer,
value=self.vor_volume_slider,
callback=self.set_vor_volume_slider,
label='vor_volume_slider',
converter=forms.float_converter(),
proportion=0,
)
self._vor_volume_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_vor_volume_slider_sizer,
value=self.vor_volume_slider,
callback=self.set_vor_volume_slider,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_vor_volume_slider_sizer, 1, 4, 1, 1)
self._vor_ident_check_box = forms.check_box(
parent=self.GetWin(),
value=self.vor_ident,
callback=self.set_vor_ident,
label='vor_ident',
true=1,
false=0,
)
self.GridAdd(self._vor_ident_check_box, 0, 3, 1, 1)
self._vor_freq_entry_1_text_box = forms.text_box(
parent=self.GetWin(),
value=self.vor_freq_entry_1,
callback=self.set_vor_freq_entry_1,
label='vor_freq_entry_1',
converter=forms.float_converter(),
)
self.GridAdd(self._vor_freq_entry_1_text_box, 0, 1, 1, 1)
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"RF Analyzer")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"Channel FFT")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"Demod Audio FFT")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"Ref and Phase Scope")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"Manipulated Ref and Phase")
self.Add(self.notebook_0)
_com_volume_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._com_volume_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_com_volume_slider_sizer,
value=self.com_volume_slider,
callback=self.set_com_volume_slider,
label='com_volume_slider',
converter=forms.float_converter(),
proportion=0,
)
self._com_volume_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_com_volume_slider_sizer,
value=self.com_volume_slider,
callback=self.set_com_volume_slider,
minimum=0,
maximum=10,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_com_volume_slider_sizer, 1, 5, 1, 1)
self._com_freq_entry_1_text_box = forms.text_box(
parent=self.GetWin(),
value=self.com_freq_entry_1,
callback=self.set_com_freq_entry_1,
label='com_freq_entry_1',
converter=forms.float_converter(),
)
self.GridAdd(self._com_freq_entry_1_text_box, 0, 0, 1, 1)
self._com_enable_check_box = forms.check_box(
parent=self.GetWin(),
value=self.com_enable,
callback=self.set_com_enable,
label='com_enable',
true=1,
false=0,
)
self.GridAdd(self._com_enable_check_box, 2, 3, 1, 1)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook_0.GetPage(3).GetWin(),
title="Scope Plot",
sample_rate=12.5e3,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=gr.gr_TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(3).Add(self.wxgui_scopesink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=-200,
maxval=200,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=25e3 / 2000,
number_rate=15,
average=True,
avg_alpha=0.02,
label="Number Plot",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0_1 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=25e3,
fft_size=1024,
fft_rate=5,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(0).Add(self.wxgui_fftsink2_0_1.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
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=12.5e3,
fft_size=1024,
fft_rate=5,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.notebook_0.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(2),
),
)
self.uhd_usrp_source_0.set_clock_source("internal", 0)
self.uhd_usrp_source_0.set_subdev_spec("A:0 A:0", 0)
self.uhd_usrp_source_0.set_samp_rate(vor_samp_rate)
self.uhd_usrp_source_0.set_center_freq(
uhd.tune_request(com_freq_entry_1,
rf_freq=system_center_freq,
rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 0)
self.uhd_usrp_source_0.set_gain(rx_gain, 0)
self.uhd_usrp_source_0.set_antenna("RX2", 0)
self.uhd_usrp_source_0.set_center_freq(
uhd.tune_request(vor_freq_entry_1,
rf_freq=system_center_freq,
rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 1)
self.uhd_usrp_source_0.set_gain(rx_gain, 1)
self.uhd_usrp_source_0.set_antenna("RX2", 1)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(250e3)
self.uhd_usrp_sink_0.set_center_freq(com_freq_entry_1, 0)
self.uhd_usrp_sink_0.set_gain(25, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
_squelch_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._squelch_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_squelch_slider_sizer,
value=self.squelch_slider,
callback=self.set_squelch_slider,
label='squelch_slider',
converter=forms.float_converter(),
proportion=0,
)
self._squelch_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_squelch_slider_sizer,
value=self.squelch_slider,
callback=self.set_squelch_slider,
minimum=-100,
maximum=0,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_squelch_slider_sizer, 1, 0, 1, 1)
self.squelch = gr.pwr_squelch_cc(squelch_slider, 0.01, 20, False)
self.openavionics_joystick_interface_0 = openavionics.joystick_interface(
)
self.openavionics_audio_ptt_0 = openavionics.audio_ptt()
self.low_pass_filter_3_0 = filter.fir_filter_fff(
5, firdes.low_pass(1, 25e3, 200, 50, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_3 = filter.fir_filter_fff(
5, firdes.low_pass(1, 25e3, 200, 50, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = filter.fir_filter_ccf(
1, firdes.low_pass(1, 25e3, 3e3, 500, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1 = filter.interp_fir_filter_fff(
1, firdes.low_pass(1, 12.5e3, 3e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0 = filter.fir_filter_ccf(
int(250e3 / 25e3),
firdes.low_pass(1, vor_samp_rate, 11e3, 1e3, firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(
int(250e3 / 12.5e3),
firdes.low_pass(1, vor_samp_rate, 10e3, 1e3, firdes.WIN_HAMMING,
6.76))
self.gr_sig_source_x_0 = gr.sig_source_c(25e3, gr.GR_COS_WAVE, 9960, 1,
0)
self.gr_quadrature_demod_cf_0 = gr.quadrature_demod_cf(1)
self.gr_pwr_squelch_xx_0 = gr.pwr_squelch_ff(-50, 0.5, 1, False)
self.gr_null_sink_0_0 = gr.null_sink(gr.sizeof_gr_complex * 1)
self.gr_multiply_xx_0_0_1 = gr.multiply_vff(1)
self.gr_multiply_xx_0_0_0_0 = gr.multiply_vcc(1)
self.gr_multiply_xx_0 = gr.multiply_vcc(1)
self.gr_float_to_complex_0_0_0 = gr.float_to_complex(1)
self.gr_float_to_complex_0 = gr.float_to_complex(1)
self.gr_agc2_xx_0_0 = gr.agc2_cc(1, 1, 0.75, 1.0, 0.0)
self.gr_agc2_xx_0 = gr.agc2_cc(1, 1, 0.75, 1.0, 0.0)
self.gr_add_xx_0_0_0 = gr.add_vff(1)
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
label='gain_slider',
converter=forms.float_converter(),
proportion=0,
)
self._gain_slider_slider = forms.slider(
parent=self.GetWin(),
sizer=_gain_slider_sizer,
value=self.gain_slider,
callback=self.set_gain_slider,
minimum=0,
maximum=30,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.GridAdd(_gain_slider_sizer, 1, 1, 1, 1)
self.fft_tone_to_angle_0 = fft_tone_to_angle(
fft_bin=12,
fft_size=2000,
)
self.const_source_x_0_1 = gr.sig_source_f(0, gr.GR_CONST_WAVE, 0, 0,
0.450)
self.const_source_x_0_0_1 = gr.sig_source_f(0, gr.GR_CONST_WAVE, 0, 0,
0.550)
self.const_source_x_0_0_0_0 = gr.sig_source_c(0, gr.GR_CONST_WAVE, 0,
0, 0.450)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_float * 1)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * 1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(180.0 / 3.1415, ))
self.blocks_add_xx_0 = blocks.add_vff(1)
self.blks2_rational_resampler_xxx_2_0 = blks2.rational_resampler_fff(
interpolation=250,
decimation=48,
taps=None,
fractional_bw=None,
)
self.blks2_rational_resampler_xxx_1 = blks2.rational_resampler_fff(
interpolation=480,
decimation=125,
taps=None,
fractional_bw=None,
)
self.blks2_am_demod_cf_0_0 = blks2.am_demod_cf(
channel_rate=25e3,
audio_decim=am_decimation,
audio_pass=11.5e3,
audio_stop=12.250e3,
)
self.blks2_am_demod_cf_0 = blks2.am_demod_cf(
channel_rate=am_sample_rate,
audio_decim=am_decimation,
audio_pass=3e3,
audio_stop=4e3,
)
self.band_pass_filter_0 = gr.fir_filter_fff(
2,
firdes.band_pass(1, 25000, 980, 1150, 50, firdes.WIN_HAMMING,
6.76))
self.audio_sink_0 = audio.sink(int(audio_sample_rate), "", True)
self._audio_select_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.audio_select,
callback=self.set_audio_select,
label='audio_select',
choices=[0, 1],
labels=['AM Voice', 'VOR Subcarrier'],
)
self.GridAdd(self._audio_select_chooser, 0, 2, 1, 1)
self.analog_sig_source_x_0_0 = analog.sig_source_f(
48000, analog.GR_COS_WAVE, 1000, 1, 0)
self.adsf_0 = blocks.multiply_const_vff(
(com_enable * com_volume_slider, ))
self.adsf = blocks.multiply_const_vff(
(vor_ident * vor_volume_slider, ))
##################################################
# Connections
##################################################
self.connect((self.gr_float_to_complex_0, 0),
(self.gr_multiply_xx_0, 0))
self.connect((self.blks2_rational_resampler_xxx_1, 0),
(self.audio_sink_0, 0))
self.connect((self.blks2_am_demod_cf_0, 0),
(self.low_pass_filter_1, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.uhd_usrp_source_0, 1), (self.gr_null_sink_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.squelch, 0))
self.connect((self.squelch, 0), (self.gr_agc2_xx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.gr_agc2_xx_0, 0), (self.blks2_am_demod_cf_0, 0))
self.connect((self.low_pass_filter_0_0, 0),
(self.wxgui_fftsink2_0_1, 0))
self.connect((self.gr_agc2_xx_0_0, 0), (self.blks2_am_demod_cf_0_0, 0))
self.connect((self.uhd_usrp_source_0, 1),
(self.low_pass_filter_0_0, 0))
self.connect((self.blks2_am_demod_cf_0_0, 0),
(self.gr_float_to_complex_0, 0))
self.connect((self.fft_tone_to_angle_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.wxgui_numbersink2_0, 0))
self.connect((self.fft_tone_to_angle_0, 1),
(self.blocks_null_sink_0, 0))
self.connect((self.fft_tone_to_angle_0, 2),
(self.blocks_null_sink_1, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.gr_agc2_xx_0_0, 0))
self.connect((self.gr_quadrature_demod_cf_0, 0),
(self.low_pass_filter_3, 0))
self.connect((self.low_pass_filter_3, 0),
(self.fft_tone_to_angle_0, 0))
self.connect((self.low_pass_filter_3_0, 0),
(self.fft_tone_to_angle_0, 1))
self.connect((self.blks2_am_demod_cf_0_0, 0),
(self.low_pass_filter_3_0, 0))
self.connect((self.blks2_am_demod_cf_0_0, 0),
(self.gr_float_to_complex_0, 1))
self.connect((self.gr_multiply_xx_0, 0), (self.low_pass_filter_2, 0))
self.connect((self.gr_sig_source_x_0, 0), (self.gr_multiply_xx_0, 1))
self.connect((self.low_pass_filter_2, 0),
(self.gr_quadrature_demod_cf_0, 0))
self.connect((self.blks2_am_demod_cf_0_0, 0),
(self.band_pass_filter_0, 0))
self.connect((self.adsf, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_add_xx_0, 0),
(self.blks2_rational_resampler_xxx_1, 0))
self.connect((self.adsf, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.low_pass_filter_1, 0), (self.adsf_0, 0))
self.connect((self.adsf_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.adsf_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.gr_pwr_squelch_xx_0, 0))
self.connect((self.gr_pwr_squelch_xx_0, 0), (self.adsf, 0))
self.connect((self.const_source_x_0_0_0_0, 0),
(self.gr_multiply_xx_0_0_0_0, 1))
self.connect((self.gr_float_to_complex_0_0_0, 0),
(self.gr_multiply_xx_0_0_0_0, 0))
self.connect((self.gr_add_xx_0_0_0, 0),
(self.gr_float_to_complex_0_0_0, 1))
self.connect((self.gr_add_xx_0_0_0, 0),
(self.gr_float_to_complex_0_0_0, 0))
self.connect((self.const_source_x_0_0_1, 0), (self.gr_add_xx_0_0_0, 1))
self.connect((self.gr_multiply_xx_0_0_1, 0), (self.gr_add_xx_0_0_0, 0))
self.connect((self.const_source_x_0_1, 0),
(self.gr_multiply_xx_0_0_1, 1))
self.connect((self.gr_multiply_xx_0_0_0_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blks2_rational_resampler_xxx_2_0, 0),
(self.openavionics_audio_ptt_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blks2_rational_resampler_xxx_2_0, 0))
self.connect((self.openavionics_audio_ptt_0, 0),
(self.gr_multiply_xx_0_0_1, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.openavionics_joystick_interface_0, "out",
self.openavionics_audio_ptt_0, "in2")
