def transform(self, src_data, rate, freq):
src = blocks.vector_source_f(src_data, False)
dft = fft.goertzel_fc(rate, rate, freq)
dst = blocks.vector_sink_c()
self.tb.connect(src, dft, dst)
self.tb.run()
return dst.data()
def transform(self, src_data, rate, freq):
src = blocks.vector_source_f(src_data, False)
dft = fft.goertzel_fc(rate, rate, freq)
dst = blocks.vector_sink_c()
self.tb.connect(src, dft, dst)
self.tb.run()
return dst.data()
def __init__(self, mode='VOR', zero_point=59, **kwargs):
self.channel_rate = channel_rate = 40000
internal_audio_rate = 20000 # TODO over spec'd
self.zero_point = zero_point
transition = 5000
SimpleAudioDemodulator.__init__(self,
mode=mode,
audio_rate=internal_audio_rate,
demod_rate=channel_rate,
band_filter=fm_subcarrier * 1.25 +
fm_deviation + transition / 2,
band_filter_transition=transition,
**kwargs)
self.dir_rate = dir_rate = 10
if internal_audio_rate % dir_rate != 0:
raise ValueError(
'Audio rate %s is not a multiple of direction-finding rate %s'
% (internal_audio_rate, dir_rate))
self.dir_scale = dir_scale = internal_audio_rate // dir_rate
self.audio_scale = audio_scale = channel_rate // internal_audio_rate
self.zeroer = blocks.add_const_vff((zero_point * (math.pi / 180), ))
self.dir_vector_filter = grfilter.fir_filter_ccf(
1, firdes.low_pass(1, dir_rate, 1, 2, firdes.WIN_HAMMING, 6.76))
self.am_channel_filter_block = grfilter.fir_filter_ccf(
1,
firdes.low_pass(1, channel_rate, 5000, 5000, firdes.WIN_HAMMING,
6.76))
self.goertzel_fm = fft.goertzel_fc(channel_rate,
dir_scale * audio_scale, 30)
self.goertzel_am = fft.goertzel_fc(internal_audio_rate, dir_scale, 30)
self.fm_channel_filter_block = grfilter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1.0, channel_rate, fm_subcarrier / 2,
fm_subcarrier / 2, firdes.WIN_HAMMING)),
fm_subcarrier, channel_rate)
self.multiply_conjugate_block = blocks.multiply_conjugate_cc(1)
self.complex_to_arg_block = blocks.complex_to_arg(1)
self.am_agc_block = analog.feedforward_agc_cc(1024, 1.0)
self.am_demod_block = analog.am_demod_cf(
channel_rate=channel_rate,
audio_decim=audio_scale,
audio_pass=5000,
audio_stop=5500,
)
self.fm_demod_block = analog.quadrature_demod_cf(1)
self.phase_agc_fm = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.phase_agc_am = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.probe = blocks.probe_signal_f()
self.audio_filter_block = grfilter.fir_filter_fff(
1, design_lofi_audio_filter(internal_audio_rate, False))
##################################################
# Connections
##################################################
# Input
self.connect(self, self.band_filter_block)
# AM chain
self.connect(self.band_filter_block, self.am_channel_filter_block,
self.am_agc_block, self.am_demod_block)
# AM audio
self.connect(
self.am_demod_block,
blocks.multiply_const_ff(1.0 / audio_modulation_index * 0.5),
self.audio_filter_block)
self.connect_audio_output(self.audio_filter_block)
# AM phase
self.connect(self.am_demod_block, self.goertzel_am, self.phase_agc_am,
(self.multiply_conjugate_block, 0))
# FM phase
self.connect(self.band_filter_block, self.fm_channel_filter_block,
self.fm_demod_block, self.goertzel_fm, self.phase_agc_fm,
(self.multiply_conjugate_block, 1))
# Phase comparison and output
self.connect(
self.multiply_conjugate_block,
self.dir_vector_filter,
self.complex_to_arg_block,
blocks.multiply_const_ff(-1), # opposite angle conventions
self.zeroer,
self.probe)
def __init__(self,
antenna="TX/RX",
vor_freq_1=111e6,
com_freq_1=135.275e6,
vor_freq_2=111e6,
rx_gain=30,
gain=20):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Parameters
##################################################
self.antenna = antenna
self.vor_freq_1 = vor_freq_1
self.com_freq_1 = com_freq_1
self.vor_freq_2 = vor_freq_2
self.rx_gain = rx_gain
self.gain = gain
##################################################
# Variables
##################################################
self.obs_decimation = obs_decimation = 25
self.ils_decimation = ils_decimation = 50
self.am_sample_rate = am_sample_rate = 12.5e3
self.vor_samp_rate = vor_samp_rate = 250e3
self.vor_freq_entry_2 = vor_freq_entry_2 = vor_freq_2
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.vor_center_freq = vor_center_freq = (117.95e6 -
108.00e6) / 2 + 117.95e6
self.squelch_slider = squelch_slider = -110
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.com_freq_entry_1 = com_freq_entry_1 = com_freq_1
self.band_center_freq = band_center_freq = (136.975e6 -
108.0e6) / 2 + 108.0e6
self.audio_select = audio_select = 0
self.audio_sample_rate = audio_sample_rate = 48e3
self.am_decimation = am_decimation = 1
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"RF 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)
self._vor_freq_entry_1_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).GetWin(),
value=self.vor_freq_entry_1,
callback=self.set_vor_freq_entry_1,
label='vor_freq_entry_1',
converter=forms.float_converter(),
)
self.notebook_0.GetPage(0).Add(self._vor_freq_entry_1_text_box)
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).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.notebook_0.GetPage(0).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.notebook_0.GetPage(0).Add(_gain_slider_sizer)
self._com_freq_entry_1_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).GetWin(),
value=self.com_freq_entry_1,
callback=self.set_com_freq_entry_1,
label='com_freq_entry_1',
converter=forms.float_converter(),
)
self.notebook_0.GetPage(0).Add(self._com_freq_entry_1_text_box)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook_0.GetPage(1).GetWin(),
title="Scope Plot",
sample_rate=10e3,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(1).Add(self.wxgui_scopesink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=-100,
maxval=100,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=10,
number_rate=15,
average=False,
avg_alpha=None,
label="Number Plot",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=12.5e3,
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.win)
self._vor_freq_entry_2_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).GetWin(),
value=self.vor_freq_entry_2,
callback=self.set_vor_freq_entry_2,
label='vor_freq_entry_2',
converter=forms.float_converter(),
)
self.notebook_0.GetPage(0).Add(self._vor_freq_entry_2_text_box)
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_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=band_center_freq,
rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 0)
self.uhd_usrp_source_0.set_gain(gain_slider, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.uhd_usrp_source_0.set_center_freq(
uhd.tune_request(vor_freq_entry_1,
rf_freq=band_center_freq,
rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 1)
self.uhd_usrp_source_0.set_gain(gain_slider, 1)
self.uhd_usrp_source_0.set_antenna("TX/RX", 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(
uhd.tune_request(com_freq_entry_1, 20e6), 0)
self.uhd_usrp_sink_0.set_gain(15, 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.notebook_0.GetPage(0).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.notebook_0.GetPage(0).GetWin(),
sizer=_squelch_slider_sizer,
value=self.squelch_slider,
callback=self.set_squelch_slider,
minimum=-110,
maximum=0,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.notebook_0.GetPage(0).Add(_squelch_slider_sizer)
self.squelch = analog.pwr_squelch_cc(squelch_slider, 0.01, 20, True)
self.rational_resampler_xxx_2 = filter.rational_resampler_fff(
interpolation=250,
decimation=48,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=480,
decimation=125,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=4,
decimation=5,
taps=None,
fractional_bw=None,
)
self.openavionics_joystick_interface_0 = openavionics.joystick_interface(
)
self.openavionics_audio_ptt_0 = openavionics.audio_ptt()
self.null_sink_0_0_0 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.null_sink_0_0 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.multiply_xx_0_0_0 = blocks.multiply_vcc(1)
self.multiply_xx_0_0 = blocks.multiply_vff(1)
self.low_pass_filter_3 = filter.fir_filter_ccf(
1, firdes.low_pass(1, 10e3, 1, 2, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2_0_0 = filter.fir_filter_ccf(
5, firdes.low_pass(1, 40e3, 2e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2_0 = filter.fir_filter_ccf(
5, firdes.low_pass(1, 40e3, 2e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = filter.fir_filter_ccf(
5,
firdes.low_pass(1, vor_samp_rate, 15e3, 5e3, 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 = filter.fir_filter_ccf(
int(250e3 / 12.5e3),
firdes.low_pass(1, vor_samp_rate, 10e3, 1e3, firdes.WIN_HAMMING,
6.76))
self.goertzel_fc_0_0 = fft.goertzel_fc(10000, 1000, 30)
self.goertzel_fc_0 = fft.goertzel_fc(40000, 4000, 30)
self.float_to_complex_0_0 = blocks.float_to_complex(1)
self.const_source_x_0_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0.450)
self.const_source_x_0_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE,
0, 0, 0.550)
self.const_source_x_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0,
0, 0.450)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
self.blocks_add_const_vxx_0 = blocks.add_const_vff((-87.2665e-3, ))
self.band_pass_filter_0_0 = filter.fir_filter_fff(
4, firdes.band_pass(1, 40e3, 20, 40, 20, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0 = filter.fir_filter_fff(
1, firdes.band_pass(1, 10e3, 20, 40, 20, firdes.WIN_HAMMING, 6.76))
self.audio_source_0 = audio.source(48000, "", True)
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.Add(self._audio_select_chooser)
self.analog_sig_source_x_0 = analog.sig_source_c(
40e3, analog.GR_COS_WAVE, -9.96e3, 1, 0)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(1)
self.analog_am_demod_cf_0 = analog.am_demod_cf(
channel_rate=40e3,
audio_decim=4,
audio_pass=5000,
audio_stop=5500,
)
self.analog_agc2_xx_0_1_0 = analog.agc2_ff(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_1_0.set_max_gain(100)
self.analog_agc2_xx_0_1 = analog.agc2_ff(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_1.set_max_gain(100)
self.analog_agc2_xx_0_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_0.set_max_gain(100)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(100)
self.am_demod_cf_0 = analog.am_demod_cf(
channel_rate=am_sample_rate,
audio_decim=am_decimation,
audio_pass=3e3,
audio_stop=4e3,
)
self.agc2_xx_0 = analog.agc2_cc(1, 1, 0.75, 1.0)
self.agc2_xx_0.set_max_gain(0.0)
self.add_xx_0_0 = blocks.add_vff(1)
##################################################
# Connections
##################################################
self.connect((self.agc2_xx_0, 0), (self.am_demod_cf_0, 0))
self.connect((self.am_demod_cf_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.agc2_xx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.multiply_xx_0_0, 0), (self.add_xx_0_0, 0))
self.connect((self.const_source_x_0, 0), (self.multiply_xx_0_0, 1))
self.connect((self.const_source_x_0_0, 0), (self.add_xx_0_0, 1))
self.connect((self.multiply_xx_0_0_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.add_xx_0_0, 0), (self.float_to_complex_0_0, 0))
self.connect((self.add_xx_0_0, 0), (self.float_to_complex_0_0, 1))
self.connect((self.float_to_complex_0_0, 0),
(self.multiply_xx_0_0_0, 0))
self.connect((self.const_source_x_0_0_0, 0),
(self.multiply_xx_0_0_0, 1))
self.connect((self.uhd_usrp_source_0, 0), (self.null_sink_0_0_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_1, 0),
(self.rational_resampler_xxx_1, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.audio_sink_0, 0))
self.connect((self.analog_agc2_xx_0_1_0, 0),
(self.wxgui_scopesink2_0, 1))
self.connect((self.analog_agc2_xx_0_1, 0),
(self.wxgui_scopesink2_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.analog_agc2_xx_0_1, 0))
self.connect((self.band_pass_filter_0_0, 0),
(self.analog_agc2_xx_0_1_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.band_pass_filter_0_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.goertzel_fc_0, 0))
self.connect((self.analog_am_demod_cf_0, 0),
(self.band_pass_filter_0, 0))
self.connect((self.blocks_add_const_vxx_0, 0),
(self.wxgui_numbersink2_0, 0))
self.connect((self.blocks_complex_to_arg_0, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.low_pass_filter_3, 0),
(self.blocks_complex_to_arg_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0),
(self.low_pass_filter_3, 0))
self.connect((self.analog_agc2_xx_0, 0),
(self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.analog_agc2_xx_0_0, 0),
(self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.goertzel_fc_0_0, 0), (self.analog_agc2_xx_0_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.goertzel_fc_0_0, 0))
self.connect((self.goertzel_fc_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.low_pass_filter_2_0_0, 0),
(self.analog_am_demod_cf_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.low_pass_filter_2_0_0, 0))
self.connect((self.low_pass_filter_2_0, 0),
(self.analog_quadrature_demod_cf_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_0, 0),
(self.low_pass_filter_2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.uhd_usrp_source_0, 1), (self.null_sink_0_0, 0))
self.connect((self.low_pass_filter_2, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.audio_source_0, 0),
(self.openavionics_audio_ptt_0, 0))
self.connect((self.openavionics_audio_ptt_0, 0),
(self.rational_resampler_xxx_2, 0))
self.connect((self.rational_resampler_xxx_2, 0),
(self.multiply_xx_0_0, 0))
self.connect((self.squelch, 0), (self.agc2_xx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.squelch, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_2, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.openavionics_joystick_interface_0, "out",
self.openavionics_audio_ptt_0, "in2")
def __init__(self, mode='VOR', zero_point=59, **kwargs):
self.channel_rate = channel_rate = 40000
internal_audio_rate = 20000 # TODO over spec'd
self.zero_point = zero_point
transition = 5000
SimpleAudioDemodulator.__init__(self,
mode=mode,
audio_rate=internal_audio_rate,
demod_rate=channel_rate,
band_filter=fm_subcarrier * 1.25 + fm_deviation + transition / 2,
band_filter_transition=transition,
**kwargs)
self.dir_rate = dir_rate = 10
if internal_audio_rate % dir_rate != 0:
raise ValueError('Audio rate %s is not a multiple of direction-finding rate %s' % (internal_audio_rate, dir_rate))
self.dir_scale = dir_scale = internal_audio_rate // dir_rate
self.audio_scale = audio_scale = channel_rate // internal_audio_rate
self.zeroer = blocks.add_const_vff((zero_point * (math.pi / 180), ))
self.dir_vector_filter = grfilter.fir_filter_ccf(1, firdes.low_pass(
1, dir_rate, 1, 2, firdes.WIN_HAMMING, 6.76))
self.am_channel_filter_block = grfilter.fir_filter_ccf(1, firdes.low_pass(
1, channel_rate, 5000, 5000, firdes.WIN_HAMMING, 6.76))
self.goertzel_fm = fft.goertzel_fc(channel_rate, dir_scale * audio_scale, 30)
self.goertzel_am = fft.goertzel_fc(internal_audio_rate, dir_scale, 30)
self.fm_channel_filter_block = grfilter.freq_xlating_fir_filter_ccc(1, (firdes.low_pass(1.0, channel_rate, fm_subcarrier / 2, fm_subcarrier / 2, firdes.WIN_HAMMING)), fm_subcarrier, channel_rate)
self.multiply_conjugate_block = blocks.multiply_conjugate_cc(1)
self.complex_to_arg_block = blocks.complex_to_arg(1)
self.am_agc_block = analog.feedforward_agc_cc(1024, 1.0)
self.am_demod_block = analog.am_demod_cf(
channel_rate=channel_rate,
audio_decim=audio_scale,
audio_pass=5000,
audio_stop=5500,
)
self.fm_demod_block = analog.quadrature_demod_cf(1)
self.phase_agc_fm = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.phase_agc_am = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.probe = blocks.probe_signal_f()
self.audio_filter_block = grfilter.fir_filter_fff(1, design_lofi_audio_filter(internal_audio_rate, False))
##################################################
# Connections
##################################################
# Input
self.connect(
self,
self.band_filter_block)
# AM chain
self.connect(
self.band_filter_block,
self.am_channel_filter_block,
self.am_agc_block,
self.am_demod_block)
# AM audio
self.connect(
self.am_demod_block,
blocks.multiply_const_ff(1.0 / audio_modulation_index * 0.5),
self.audio_filter_block)
self.connect_audio_output(self.audio_filter_block)
# AM phase
self.connect(
self.am_demod_block,
self.goertzel_am,
self.phase_agc_am,
(self.multiply_conjugate_block, 0))
# FM phase
self.connect(
self.band_filter_block,
self.fm_channel_filter_block,
self.fm_demod_block,
self.goertzel_fm,
self.phase_agc_fm,
(self.multiply_conjugate_block, 1))
# Phase comparison and output
self.connect(
self.multiply_conjugate_block,
self.dir_vector_filter,
self.complex_to_arg_block,
blocks.multiply_const_ff(-1), # opposite angle conventions
self.zeroer,
self.probe)
def __init__(self):
gr.top_block.__init__(self, "VLP Research")
Qt.QWidget.__init__(self)
self.setWindowTitle("VLP Research")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "vlp_sink_03")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.z_rx = z_rx = 0
self.y = y = 0
self.x = x = 0
self.samp_rate = samp_rate = 2000000
self.lamb_order = lamb_order = 0.88
self.fft_size = fft_size = 2000
self.cpc_gain = cpc_gain = 1
self.Trx_filter = Trx_filter = 1
self.TX_height = TX_height = 1.375
self.TX_ampl = TX_ampl = 0.7
self.TX4_location = TX4_location = 1.1, .450, 1.375
self.TX4_f = TX4_f = 400000
self.TX3_location = TX3_location = .50, .45, 1.375
self.TX3_f = TX3_f = 200000
self.TX2_location = TX2_location = .50, .275, 1.375
self.TX2_f = TX2_f = 300000
self.TX1_location = TX1_location = 1.1, .275, 1.375
self.TX1_f = TX1_f = 100000
self.RX_area = RX_area = 1
self.G_filter = G_filter = 1
self.FOV_RX = FOV_RX = 90
self.CrxCtx4 = CrxCtx4 = 1.21686524
self.CrxCtx3 = CrxCtx3 = 1.42731873
self.CrxCtx2 = CrxCtx2 = 1.37229190
self.CrxCtx1 = CrxCtx1 = 1.37567074
##################################################
# Blocks
##################################################
self._z_rx_range = Range(-.6, 1.2, .3, 0, 200)
self._z_rx_win = RangeWidget(self._z_rx_range, self.set_z_rx, "z_rx", "counter_slider", float)
self.top_layout.addWidget(self._z_rx_win)
self._y_range = Range(0, 2, 0.01, 0, 200)
self._y_win = RangeWidget(self._y_range, self.set_y, "y", "counter_slider", float)
self.top_layout.addWidget(self._y_win)
self._x_range = Range(0, 2, 0.01, 0, 200)
self._x_win = RangeWidget(self._x_range, self.set_x, "x", "counter_slider", float)
self.top_layout.addWidget(self._x_win)
self.tab = Qt.QTabWidget()
self.tab_widget_0 = Qt.QWidget()
self.tab_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_0)
self.tab_grid_layout_0 = Qt.QGridLayout()
self.tab_layout_0.addLayout(self.tab_grid_layout_0)
self.tab.addTab(self.tab_widget_0, "2D Position")
self.tab_widget_1 = Qt.QWidget()
self.tab_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_1)
self.tab_grid_layout_1 = Qt.QGridLayout()
self.tab_layout_1.addLayout(self.tab_grid_layout_1)
self.tab.addTab(self.tab_widget_1, "(x, y, z) values")
self.tab_widget_2 = Qt.QWidget()
self.tab_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.tab_widget_2)
self.tab_grid_layout_2 = Qt.QGridLayout()
self.tab_layout_2.addLayout(self.tab_grid_layout_2)
self.tab.addTab(self.tab_widget_2, "Time+Freq")
self.top_layout.addWidget(self.tab)
self.vlp_trilat_fixed_4in_ff_0 = vlp.trilat_fixed_4in_ff((TX1_location), (TX2_location), (TX3_location), (TX4_location))
self.vlp_proto_distance_ff_0_2 = vlp.proto_distance_ff(lamb_order, RX_area, FOV_RX, TX_ampl, CrxCtx4, TX_height, Trx_filter, cpc_gain, z_rx)
self.vlp_proto_distance_ff_0_1 = vlp.proto_distance_ff(lamb_order, RX_area, FOV_RX, TX_ampl, CrxCtx3, TX_height, Trx_filter, cpc_gain, z_rx)
self.vlp_proto_distance_ff_0_0 = vlp.proto_distance_ff(lamb_order, RX_area, FOV_RX, TX_ampl, CrxCtx2, TX_height, Trx_filter, cpc_gain, z_rx)
self.vlp_proto_distance_ff_0 = vlp.proto_distance_ff(lamb_order, RX_area, FOV_RX, TX_ampl, CrxCtx1, TX_height, Trx_filter, cpc_gain, z_rx)
self.uhd_usrp_source_0_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0_0.set_center_freq(0, 0)
self.uhd_usrp_source_0_0.set_gain(0, 0)
self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
1024, #size
samp_rate, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.10)
self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0.set_y_label("Amplitude", "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(True)
self.qtgui_time_sink_x_0.enable_grid(False)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2*1):
if len(labels[i]) == 0:
if(i % 2 == 0):
self.qtgui_time_sink_x_0.set_line_label(i, "Re{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, "Im{{Data {0}}}".format(i/2))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.tab_layout_2.addWidget(self._qtgui_time_sink_x_0_win)
self.qtgui_number_sink_0 = qtgui.number_sink(
gr.sizeof_float,
0,
qtgui.NUM_GRAPH_HORIZ,
3
)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("Trilateration Output")
labels = ["x", "y", "z", "", "",
"", "", "", "", ""]
units = ["", "", "", "", "",
"", "", "", "", ""]
colors = [("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"), ("black", "black"), ("black", "black")]
factor = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
for i in xrange(3):
self.qtgui_number_sink_0.set_min(i, -2)
self.qtgui_number_sink_0.set_max(i, 2)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.tab_layout_1.addWidget(self._qtgui_number_sink_0_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label("Relative Gain", "dB")
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0.enable_autoscale(True)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ["", "", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.tab_layout_2.addWidget(self._qtgui_freq_sink_x_0_win)
self.goertzel_fc_0_2 = fft.goertzel_fc(samp_rate, fft_size, TX2_f)
self.goertzel_fc_0_1 = fft.goertzel_fc(samp_rate, fft_size, TX3_f)
self.goertzel_fc_0_0 = fft.goertzel_fc(samp_rate, fft_size, TX4_f)
self.goertzel_fc_0 = fft.goertzel_fc(samp_rate, fft_size, TX1_f)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
self.blocks_float_to_complex_1 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_complex_to_mag_0_2 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0_1 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_float_0_0 = blocks.complex_to_float(1)
self.analog_const_source_x_2 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, x)
self.analog_const_source_x_1 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, y)
self.analog_const_source_x_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, z_rx)
self.Position = qtgui.const_sink_c(
1024, #size
"Receiver (2D) Position", #name
2 #number of inputs
)
self.Position.set_update_time(0.10)
self.Position.set_y_axis(0, 1.37)
self.Position.set_x_axis(0, 1.45)
self.Position.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
self.Position.enable_autoscale(False)
self.Position.enable_grid(True)
self.Position.enable_axis_labels(True)
if not True:
self.Position.disable_legend()
labels = ["X position", "Y position", "", "", "",
"", "", "", "", ""]
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "red", "red", "red",
"red", "red", "red", "red", "red"]
styles = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.Position.set_line_label(i, "Data {0}".format(i))
else:
self.Position.set_line_label(i, labels[i])
self.Position.set_line_width(i, widths[i])
self.Position.set_line_color(i, colors[i])
self.Position.set_line_style(i, styles[i])
self.Position.set_line_marker(i, markers[i])
self.Position.set_line_alpha(i, alphas[i])
self._Position_win = sip.wrapinstance(self.Position.pyqwidget(), Qt.QWidget)
self.tab_layout_0.addWidget(self._Position_win)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0), (self.vlp_trilat_fixed_4in_ff_0, 4))
self.connect((self.analog_const_source_x_1, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.analog_const_source_x_2, 0), (self.blocks_float_to_complex_0, 1))
self.connect((self.blocks_complex_to_float_0_0, 1), (self.blocks_null_sink_0, 0))
self.connect((self.blocks_complex_to_float_0_0, 0), (self.goertzel_fc_0, 0))
self.connect((self.blocks_complex_to_float_0_0, 0), (self.goertzel_fc_0_0, 0))
self.connect((self.blocks_complex_to_float_0_0, 0), (self.goertzel_fc_0_1, 0))
self.connect((self.blocks_complex_to_float_0_0, 0), (self.goertzel_fc_0_2, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.vlp_proto_distance_ff_0, 0))
self.connect((self.blocks_complex_to_mag_0_0, 0), (self.vlp_proto_distance_ff_0_0, 0))
self.connect((self.blocks_complex_to_mag_0_1, 0), (self.vlp_proto_distance_ff_0_1, 0))
self.connect((self.blocks_complex_to_mag_0_2, 0), (self.vlp_proto_distance_ff_0_2, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.Position, 1))
self.connect((self.blocks_float_to_complex_1, 0), (self.Position, 0))
self.connect((self.goertzel_fc_0, 0), (self.blocks_complex_to_mag_0, 0))
self.connect((self.goertzel_fc_0_0, 0), (self.blocks_complex_to_mag_0_2, 0))
self.connect((self.goertzel_fc_0_1, 0), (self.blocks_complex_to_mag_0_1, 0))
self.connect((self.goertzel_fc_0_2, 0), (self.blocks_complex_to_mag_0_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0), (self.blocks_complex_to_float_0_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.uhd_usrp_source_0_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.vlp_proto_distance_ff_0, 0), (self.vlp_trilat_fixed_4in_ff_0, 0))
self.connect((self.vlp_proto_distance_ff_0_0, 0), (self.vlp_trilat_fixed_4in_ff_0, 1))
self.connect((self.vlp_proto_distance_ff_0_1, 0), (self.vlp_trilat_fixed_4in_ff_0, 2))
self.connect((self.vlp_proto_distance_ff_0_2, 0), (self.vlp_trilat_fixed_4in_ff_0, 3))
self.connect((self.vlp_trilat_fixed_4in_ff_0, 0), (self.blocks_float_to_complex_1, 0))
self.connect((self.vlp_trilat_fixed_4in_ff_0, 1), (self.blocks_float_to_complex_1, 1))
self.connect((self.vlp_trilat_fixed_4in_ff_0, 0), (self.qtgui_number_sink_0, 0))
self.connect((self.vlp_trilat_fixed_4in_ff_0, 1), (self.qtgui_number_sink_0, 1))
self.connect((self.vlp_trilat_fixed_4in_ff_0, 2), (self.qtgui_number_sink_0, 2))
def __init__(self, mon_id, audio_port):
gr.top_block.__init__(self, "EAS/SAME Monitor")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 8000
##################################################
# Blocks
##################################################
# Resampler from input rate (44.1k) to internal rate (8k)
self.rational_resampler_44k = filter.rational_resampler_fff(
interpolation=80,
decimation=441,
)
# Resampler from 8000 Hz to 4166 2/3rd Hz to deal with SAME's weird parameters
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=50,
decimation=96,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(
1, (firdes.low_pass(1, samp_rate, 600, 100)), 1822.916667,
samp_rate)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=8,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.01,
freq_error=0.0,
verbose=True,
log=False,
)
self.src = audio.source(44100, "eas_mon_%s:in" % (mon_id), True)
self.agc = analog.agc_ff(0.0001, 0.1, 1.0)
#self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_ff(-50, 0.0001, 0)
self.msg_queue = gr.msg_queue(10)
self.same_dec_0 = same.same_dec(self.msg_queue)
self.tone_det_0 = fft.goertzel_fc(samp_rate, samp_rate / 10, 853)
self.tone_det_1 = fft.goertzel_fc(samp_rate, samp_rate / 10, 960)
self.tone_det_2 = fft.goertzel_fc(samp_rate, samp_rate / 10, 1050)
self.wat_thresh_msg = same.wat_thresh_msg(self.msg_queue, 1, 0.05,
0.01)
#self.avg_audio_level = analog.probe_avg_mag_sqrd_ff(-50)
#self.level_thresh_msg = same.level_thresh_msg(self.msg_queue, 1, 3, db_to_abs(-30), db_to_abs(-40))
self.audio_sink_converter = blocks.float_to_short(1, 3276)
self.audio_sink = blocks.udp_sink(2, '127.0.0.1', audio_port)
##################################################
# Connections
##################################################
self.connect((self.src, 0), (self.rational_resampler_44k, 0))
self.connect((self.rational_resampler_44k, 0), (self.agc, 0))
#self.connect((self.agc, 0), (self.analog_pwr_squelch_xx_0, 0))
#self.connect((self.analog_pwr_squelch_xx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.agc, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.digital_gmsk_demod_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.same_dec_0, 0))
self.connect((self.agc, 0), (self.tone_det_0, 0),
(self.wat_thresh_msg, 0))
self.connect((self.agc, 0), (self.tone_det_1, 0),
(self.wat_thresh_msg, 1))
self.connect((self.agc, 0), (self.tone_det_2, 0),
(self.wat_thresh_msg, 2))
#self.connect((self.agc, 0), (self.avg_audio_level, 0), (self.level_thresh_msg, 0))
self.connect((self.agc, 0), (self.audio_sink_converter, 0),
(self.audio_sink, 0))
self._watcher = _queue_watcher_thread(self.msg_queue, mon_id,
audio_port)
def __init__(self):
gr.top_block.__init__(self, "VOR Decoder")
Qt.QWidget.__init__(self)
self.setWindowTitle("VOR Decoder")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "vor_playback_sigmf_2")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 250e3
self.decim = decim = 5
self.throttle_rate = throttle_rate = 1
self.lo_cut = lo_cut = 1e3
self.hi_cut = hi_cut = 1050
self.fine = fine = 1e3
self.audio_rate = audio_rate = samp_rate/decim/25*24
self.audio_gain = audio_gain = 1
self.alpha = alpha = .02
##################################################
# Blocks
##################################################
self._throttle_rate_tool_bar = Qt.QToolBar(self)
self._throttle_rate_tool_bar.addWidget(Qt.QLabel("throttle_rate"+": "))
self._throttle_rate_line_edit = Qt.QLineEdit(str(self.throttle_rate))
self._throttle_rate_tool_bar.addWidget(self._throttle_rate_line_edit)
self._throttle_rate_line_edit.returnPressed.connect(
lambda: self.set_throttle_rate(eng_notation.str_to_num(str(self._throttle_rate_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._throttle_rate_tool_bar, 0, 6, 1, 2)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(6, 8):
self.top_grid_layout.setColumnStretch(c, 1)
self._samp_rate_tool_bar = Qt.QToolBar(self)
self._samp_rate_tool_bar.addWidget(Qt.QLabel("samp_rate"+": "))
self._samp_rate_line_edit = Qt.QLineEdit(str(self.samp_rate))
self._samp_rate_tool_bar.addWidget(self._samp_rate_line_edit)
self._samp_rate_line_edit.returnPressed.connect(
lambda: self.set_samp_rate(eng_notation.str_to_num(str(self._samp_rate_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._samp_rate_tool_bar, 0, 4, 1, 2)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 6):
self.top_grid_layout.setColumnStretch(c, 1)
self.sigmf_source_0 = gr_sigmf.source('/captures/20191228/VOR_2019-12-28T19:07:15Z.sigmf-data', "cf32" + ("_le" if sys.byteorder == "little" else "_be"), True)
self.rational_resampler_xxx_0_0_0 = filter.rational_resampler_ccc(
interpolation=24,
decimation=25*5,
taps=None,
fractional_bw=None,
)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024*2, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate / decim, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.010)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
self.qtgui_waterfall_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_waterfall_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '',
'', '', '', '', '']
colors = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_waterfall_sink_x_0_win, 4, 0, 2, 4)
for r in range(4, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_0_0 = qtgui.time_sink_f(
256, #size
audio_rate / 3 / 8, #samp_rate
"", #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0_0.set_update_time(0.0010)
self.qtgui_time_sink_x_0_0_0.set_y_axis(-180, 180)
self.qtgui_time_sink_x_0_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, .25, 0, 0, "")
self.qtgui_time_sink_x_0_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0_0.enable_grid(True)
self.qtgui_time_sink_x_0_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_0_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0_0_0.disable_legend()
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_0_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_0_win, 6, 4, 2, 4)
for r in range(6, 8):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 8):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
8192 /2, #size
samp_rate / decim /25 * 24, #samp_rate
"30 Hz Variable", #name
2 #number of inputs
)
self.qtgui_time_sink_x_0.set_update_time(0.0010)
self.qtgui_time_sink_x_0.set_y_axis(-4, 4)
self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0.enable_tags(-1, True)
self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0, 0, 0, "")
self.qtgui_time_sink_x_0.enable_autoscale(False)
self.qtgui_time_sink_x_0.enable_grid(True)
self.qtgui_time_sink_x_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0.enable_control_panel(False)
self.qtgui_time_sink_x_0.enable_stem_plot(False)
if not True:
self.qtgui_time_sink_x_0.disable_legend()
labels = ['ref', 'var', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "blue"]
styles = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1,
-1, -1, -1, -1, -1]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(2):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win, 4, 4, 2, 4)
for r in range(4, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 8):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_1_0 = qtgui.freq_sink_c(
4096, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate / decim / 25 * 24, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_1_0.set_update_time(0.010)
self.qtgui_freq_sink_x_1_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_1_0.enable_autoscale(False)
self.qtgui_freq_sink_x_1_0.enable_grid(True)
self.qtgui_freq_sink_x_1_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_1_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_1_0.enable_control_panel(False)
if not False:
self.qtgui_freq_sink_x_1_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_1_0.set_plot_pos_half(not False)
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_0_win, 0, 0, 4, 4)
for r in range(0, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 4):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_1 = qtgui.freq_sink_f(
4096, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
audio_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_1.set_update_time(0.10)
self.qtgui_freq_sink_x_1.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_1.enable_autoscale(False)
self.qtgui_freq_sink_x_1.enable_grid(False)
self.qtgui_freq_sink_x_1.set_fft_average(1.0)
self.qtgui_freq_sink_x_1.enable_axis_labels(True)
self.qtgui_freq_sink_x_1.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_1.disable_legend()
if "float" == "float" or "float" == "msg_float":
self.qtgui_freq_sink_x_1.set_plot_pos_half(not False)
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_1.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_1.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_1.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_1.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_1_win, 3, 4, 1, 4)
for r in range(3, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 8):
self.top_grid_layout.setColumnStretch(c, 1)
self.low_pass_filter_0_0 = filter.fir_filter_fff(1, firdes.low_pass(
10, samp_rate / decim / 25 *24, 1e3, 500, firdes.WIN_HAMMING, 6.76))
self._lo_cut_tool_bar = Qt.QToolBar(self)
self._lo_cut_tool_bar.addWidget(Qt.QLabel("lo_cut"+": "))
self._lo_cut_line_edit = Qt.QLineEdit(str(self.lo_cut))
self._lo_cut_tool_bar.addWidget(self._lo_cut_line_edit)
self._lo_cut_line_edit.returnPressed.connect(
lambda: self.set_lo_cut(eng_notation.str_to_num(str(self._lo_cut_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._lo_cut_tool_bar, 2, 4, 1, 2)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 6):
self.top_grid_layout.setColumnStretch(c, 1)
self._hi_cut_tool_bar = Qt.QToolBar(self)
self._hi_cut_tool_bar.addWidget(Qt.QLabel("hi_cut"+": "))
self._hi_cut_line_edit = Qt.QLineEdit(str(self.hi_cut))
self._hi_cut_tool_bar.addWidget(self._hi_cut_line_edit)
self._hi_cut_line_edit.returnPressed.connect(
lambda: self.set_hi_cut(eng_notation.str_to_num(str(self._hi_cut_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._hi_cut_tool_bar, 2, 6, 1, 2)
for r in range(2, 3):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(6, 8):
self.top_grid_layout.setColumnStretch(c, 1)
self.goertzel_fc_0_0 = fft.goertzel_fc(int(audio_rate), 1024, 30)
self.goertzel_fc_0 = fft.goertzel_fc(int(audio_rate), 1024, 30)
self._fine_tool_bar = Qt.QToolBar(self)
self._fine_tool_bar.addWidget(Qt.QLabel('Fine [Hz]'+": "))
self._fine_line_edit = Qt.QLineEdit(str(self.fine))
self._fine_tool_bar.addWidget(self._fine_line_edit)
self._fine_line_edit.returnPressed.connect(
lambda: self.set_fine(eng_notation.str_to_num(str(self._fine_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._fine_tool_bar, 1, 4, 1, 2)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(4, 6):
self.top_grid_layout.setColumnStretch(c, 1)
self.dc_blocker_xx_0_0 = filter.dc_blocker_ff(1024, True)
self.dc_blocker_xx_0 = filter.dc_blocker_ff(1024, True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate*throttle_rate,True)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((180/math.pi, ))
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(10, .1, 4000, 1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
self.band_pass_filter_0_0 = filter.fir_filter_fff(1, firdes.band_pass(
1, samp_rate / decim / 25 * 24 , 25, 35, 5, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0 = filter.fir_filter_fff(1, firdes.band_pass(
1, samp_rate / decim / 25 * 24 , 25, 35, 5, firdes.WIN_HAMMING, 6.76))
self._audio_gain_tool_bar = Qt.QToolBar(self)
self._audio_gain_tool_bar.addWidget(Qt.QLabel('vol30'+": "))
self._audio_gain_line_edit = Qt.QLineEdit(str(self.audio_gain))
self._audio_gain_tool_bar.addWidget(self._audio_gain_line_edit)
self._audio_gain_line_edit.returnPressed.connect(
lambda: self.set_audio_gain(eng_notation.str_to_num(str(self._audio_gain_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._audio_gain_tool_bar, 1, 7, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(7, 8):
self.top_grid_layout.setColumnStretch(c, 1)
self.analog_sig_source_x_1 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 9960, 1, 0)
self.analog_pll_carriertracking_cc_0 = analog.pll_carriertracking_cc(math.pi/200, math.pi/10, -math.pi/10)
self.analog_fm_demod_cf_0 = analog.fm_demod_cf(
channel_rate=samp_rate / decim / 25 * 24,
audio_decim=1,
deviation=1e3,
audio_pass=100,
audio_stop=200,
gain=1.0,
tau=75e-6,
)
self.analog_const_source_x_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_am_demod_cf_0 = analog.am_demod_cf(
channel_rate=48e3,
audio_decim=1,
audio_pass=12000,
audio_stop=13000,
)
self.analog_agc2_xx_2 = analog.agc2_ff(1e-4, 1e-4, 1, 1.0)
self.analog_agc2_xx_2.set_max_gain(65536)
self.analog_agc2_xx_1 = analog.agc2_ff(1e-4, 1e-4, 1, 1)
self.analog_agc2_xx_1.set_max_gain(65536)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-2, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(65536)
self._alpha_tool_bar = Qt.QToolBar(self)
self._alpha_tool_bar.addWidget(Qt.QLabel('alpha'+": "))
self._alpha_line_edit = Qt.QLineEdit(str(self.alpha))
self._alpha_tool_bar.addWidget(self._alpha_line_edit)
self._alpha_line_edit.returnPressed.connect(
lambda: self.set_alpha(eng_notation.str_to_num(str(self._alpha_line_edit.text().toAscii()))))
self.top_grid_layout.addWidget(self._alpha_tool_bar, 1, 6, 1, 1)
for r in range(1, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(6, 7):
self.top_grid_layout.setColumnStretch(c, 1)
##################################################
# Connections
##################################################
self.connect((self.analog_agc2_xx_0, 0), (self.analog_pll_carriertracking_cc_0, 0))
self.connect((self.analog_agc2_xx_1, 0), (self.goertzel_fc_0, 0))
self.connect((self.analog_agc2_xx_1, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.analog_agc2_xx_2, 0), (self.goertzel_fc_0_0, 0))
self.connect((self.analog_agc2_xx_2, 0), (self.qtgui_time_sink_x_0, 1))
self.connect((self.analog_am_demod_cf_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.qtgui_freq_sink_x_1, 0))
self.connect((self.analog_const_source_x_0, 0), (self.blocks_float_to_complex_0, 1))
self.connect((self.analog_fm_demod_cf_0, 0), (self.band_pass_filter_0_0, 0))
self.connect((self.analog_pll_carriertracking_cc_0, 0), (self.rational_resampler_xxx_0_0_0, 0))
self.connect((self.analog_sig_source_x_1, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.band_pass_filter_0, 0), (self.dc_blocker_xx_0, 0))
self.connect((self.band_pass_filter_0_0, 0), (self.dc_blocker_xx_0_0, 0))
self.connect((self.blocks_complex_to_arg_0, 0), (self.blocks_moving_average_xx_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_moving_average_xx_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.blocks_complex_to_arg_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.qtgui_time_sink_x_0_0_0, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.analog_fm_demod_cf_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.dc_blocker_xx_0, 0), (self.analog_agc2_xx_1, 0))
self.connect((self.dc_blocker_xx_0_0, 0), (self.analog_agc2_xx_2, 0))
self.connect((self.goertzel_fc_0, 0), (self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.goertzel_fc_0_0, 0), (self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.low_pass_filter_0_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0, 0), (self.analog_am_demod_cf_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0, 0), (self.qtgui_freq_sink_x_1_0, 0))
self.connect((self.rational_resampler_xxx_0_0_0, 0), (self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.sigmf_source_0, 0), (self.blocks_throttle_0, 0))
def __init__(self, fm_subcarrier=9960, zero_point=-5): grc_wxgui.top_block_gui.__init__(self, title="VOR Receiver") ################################################## # Parameters ################################################## self.fm_subcarrier = fm_subcarrier self.zero_point = zero_point ################################################## # Variables ################################################## self.rf_rate = rf_rate = 1000000 self.dir_rate = dir_rate = 10 self.channel_rate = channel_rate = 40000 self.audio_rate = audio_rate = 10000 self.vor_freq = vor_freq = 113.9e6 self.volume = volume = 0 self.rf_scale = rf_scale = int(rf_rate/channel_rate) + rf_rate % channel_rate self.offset = offset = fm_subcarrier + 4000 self.dir_scale = dir_scale = int(audio_rate/dir_rate) + audio_rate % dir_rate self.channel = channel = 113.9e6 self.audio_scale = audio_scale = int(channel_rate/audio_rate) + channel_rate % audio_rate ################################################## # Blocks ################################################## _volume_sizer = wx.BoxSizer(wx.VERTICAL) self._volume_text_box = forms.text_box( parent=self.GetWin(), sizer=_volume_sizer, value=self.volume, callback=self.set_volume, label='volume', converter=forms.float_converter(), proportion=0, ) self._volume_slider = forms.slider( parent=self.GetWin(), sizer=_volume_sizer, value=self.volume, callback=self.set_volume, minimum=-10, maximum=10, num_steps=1000, style=wx.SL_HORIZONTAL, cast=float, proportion=1, ) self.Add(_volume_sizer) self._channel_text_box = forms.text_box( parent=self.GetWin(), value=self.channel, callback=self.set_channel, label="Channel (Hz)", converter=forms.float_converter(), ) self.Add(self._channel_text_box) self.zeroer = blocks.add_const_vff((zero_point*(math.pi/180), )) self.wxgui_numbersink2_0 = numbersink2.number_sink_f( self.GetWin(), unit="deg", minval=-180, maxval=180, factor=180/math.acos(-1), decimal_places=2, ref_level=0, sample_rate=dir_rate, number_rate=dir_rate, average=True, avg_alpha=.25, label="Direction", peak_hold=False, show_gauge=True, ) self.Add(self.wxgui_numbersink2_0.win) self.wxgui_fftsink2_0 = fftsink2.fft_sink_c( self.GetWin(), baseband_freq=channel, y_per_div=10, y_divs=10, ref_level=0, ref_scale=2.0, sample_rate=channel_rate, fft_size=1024, fft_rate=15, average=True, avg_alpha=0.25, title="Channel", peak_hold=False, ) self.Add(self.wxgui_fftsink2_0.win) self._vor_freq_text_box = forms.text_box( parent=self.GetWin(), value=self.vor_freq, callback=self.set_vor_freq, label='vor_freq', converter=forms.float_converter(), ) self.Add(self._vor_freq_text_box) self.rational_resampler_xxx_0 = filter.rational_resampler_ccc( interpolation=40, decimation=1, taps=None, fractional_bw=None, ) self.low_pass_filter_1 = filter.fir_filter_ccf(1, firdes.low_pass( 1, dir_rate, 1, 2, firdes.WIN_HAMMING, 6.76)) self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass( 1, channel_rate, 10000, 4000, firdes.WIN_HAMMING, 6.76)) self.goertzel_fc_0_0 = fft.goertzel_fc(channel_rate, dir_scale*audio_scale, 30) self.goertzel_fc_0 = fft.goertzel_fc(audio_rate, dir_scale, 30) self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(1, (firdes.low_pass(1.0, channel_rate, 500, 100, firdes.WIN_HAMMING)), fm_subcarrier, channel_rate) self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(rf_scale, (firdes.low_pass(1.0, rf_rate, channel_rate, channel_rate/2, firdes.WIN_HAMMING)), 900, rf_rate) self.dc_blocker_xx_0 = filter.dc_blocker_ff(128, True) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, 1e6) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((10**(volume/10), )) self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1) self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, "/home/john/apps/aviation_rx/woodside_vor25.dat", True) self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, int(channel_rate/30*0.0)) self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1) self.audio_sink_0 = audio.sink(audio_rate, "", True) self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(1) self.analog_am_demod_cf_0 = analog.am_demod_cf( channel_rate=40e3, audio_decim=4, audio_pass=5000, audio_stop=5500, ) self.analog_agc2_xx_1 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0) self.analog_agc2_xx_1.set_max_gain(65536) self.analog_agc2_xx_0_1_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0) self.analog_agc2_xx_0_1_0.set_max_gain(100) self.analog_agc2_xx_0_1 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0) self.analog_agc2_xx_0_1.set_max_gain(100) ################################################## # Connections ################################################## self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0)) self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.low_pass_filter_0, 0)) self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.analog_quadrature_demod_cf_0, 0)) self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.blocks_delay_0, 0)) self.connect((self.analog_quadrature_demod_cf_0, 0), (self.goertzel_fc_0_0, 0)) self.connect((self.goertzel_fc_0, 0), (self.analog_agc2_xx_0_1, 0)) self.connect((self.goertzel_fc_0_0, 0), (self.analog_agc2_xx_0_1_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0)) self.connect((self.dc_blocker_xx_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.blocks_delay_0, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0)) self.connect((self.blocks_complex_to_arg_0, 0), (self.zeroer, 0)) self.connect((self.zeroer, 0), (self.wxgui_numbersink2_0, 0)) self.connect((self.low_pass_filter_1, 0), (self.blocks_complex_to_arg_0, 0)) self.connect((self.analog_agc2_xx_0_1, 0), (self.blocks_multiply_conjugate_cc_0, 0)) self.connect((self.analog_agc2_xx_0_1_0, 0), (self.blocks_multiply_conjugate_cc_0, 1)) self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.low_pass_filter_1, 0)) self.connect((self.low_pass_filter_0, 0), (self.analog_am_demod_cf_0, 0)) self.connect((self.analog_am_demod_cf_0, 0), (self.goertzel_fc_0, 0)) self.connect((self.analog_am_demod_cf_0, 0), (self.dc_blocker_xx_0, 0)) self.connect((self.rational_resampler_xxx_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_file_source_0, 0), (self.rational_resampler_xxx_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.analog_agc2_xx_1, 0)) self.connect((self.analog_agc2_xx_1, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self, fm_subcarrier=9960, zero_point=-5):
grc_wxgui.top_block_gui.__init__(self, title="VOR Receiver")
##################################################
# Parameters
##################################################
self.fm_subcarrier = fm_subcarrier
self.zero_point = zero_point
##################################################
# Variables
##################################################
self.rf_rate = rf_rate = 1000000
self.dir_rate = dir_rate = 10
self.channel_rate = channel_rate = 40000
self.audio_rate = audio_rate = 10000
self.vor_freq = vor_freq = 113.9e6
self.volume = volume = 0
self.rf_scale = rf_scale = int(
rf_rate / channel_rate) + rf_rate % channel_rate
self.offset = offset = fm_subcarrier + 4000
self.dir_scale = dir_scale = int(
audio_rate / dir_rate) + audio_rate % dir_rate
self.channel = channel = 113.9e6
self.audio_scale = audio_scale = int(
channel_rate / audio_rate) + channel_rate % audio_rate
##################################################
# Blocks
##################################################
_volume_sizer = wx.BoxSizer(wx.VERTICAL)
self._volume_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
label='volume',
converter=forms.float_converter(),
proportion=0,
)
self._volume_slider = forms.slider(
parent=self.GetWin(),
sizer=_volume_sizer,
value=self.volume,
callback=self.set_volume,
minimum=-10,
maximum=10,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_volume_sizer)
self._channel_text_box = forms.text_box(
parent=self.GetWin(),
value=self.channel,
callback=self.set_channel,
label="Channel (Hz)",
converter=forms.float_converter(),
)
self.Add(self._channel_text_box)
self.zeroer = blocks.add_const_vff((zero_point * (math.pi / 180), ))
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="deg",
minval=-180,
maxval=180,
factor=180 / math.acos(-1),
decimal_places=2,
ref_level=0,
sample_rate=dir_rate,
number_rate=dir_rate,
average=True,
avg_alpha=.25,
label="Direction",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=channel,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=channel_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.25,
title="Channel",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self._vor_freq_text_box = forms.text_box(
parent=self.GetWin(),
value=self.vor_freq,
callback=self.set_vor_freq,
label='vor_freq',
converter=forms.float_converter(),
)
self.Add(self._vor_freq_text_box)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=40,
decimation=1,
taps=None,
fractional_bw=None,
)
self.low_pass_filter_1 = filter.fir_filter_ccf(
1, firdes.low_pass(1, dir_rate, 1, 2, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, channel_rate, 10000, 4000, firdes.WIN_HAMMING,
6.76))
self.goertzel_fc_0_0 = fft.goertzel_fc(channel_rate,
dir_scale * audio_scale, 30)
self.goertzel_fc_0 = fft.goertzel_fc(audio_rate, dir_scale, 30)
self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(
1,
(firdes.low_pass(1.0, channel_rate, 500, 100, firdes.WIN_HAMMING)),
fm_subcarrier, channel_rate)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
rf_scale, (firdes.low_pass(1.0, rf_rate, channel_rate,
channel_rate / 2, firdes.WIN_HAMMING)),
900, rf_rate)
self.dc_blocker_xx_0 = filter.dc_blocker_ff(128, True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1, 1e6)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(10**(volume / 10), ))
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1,
"/home/john/apps/aviation_rx/woodside_vor25.dat", True)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1,
int(channel_rate / 30 * 0.0))
self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
self.audio_sink_0 = audio.sink(audio_rate, "", True)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(1)
self.analog_am_demod_cf_0 = analog.am_demod_cf(
channel_rate=40e3,
audio_decim=4,
audio_pass=5000,
audio_stop=5500,
)
self.analog_agc2_xx_1 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_1.set_max_gain(65536)
self.analog_agc2_xx_0_1_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_1_0.set_max_gain(100)
self.analog_agc2_xx_0_1 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_1.set_max_gain(100)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.low_pass_filter_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0),
(self.analog_quadrature_demod_cf_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.goertzel_fc_0_0, 0))
self.connect((self.goertzel_fc_0, 0), (self.analog_agc2_xx_0_1, 0))
self.connect((self.goertzel_fc_0_0, 0), (self.analog_agc2_xx_0_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0, 0))
self.connect((self.dc_blocker_xx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_delay_0, 0),
(self.freq_xlating_fir_filter_xxx_0_0, 0))
self.connect((self.blocks_complex_to_arg_0, 0), (self.zeroer, 0))
self.connect((self.zeroer, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.low_pass_filter_1, 0),
(self.blocks_complex_to_arg_0, 0))
self.connect((self.analog_agc2_xx_0_1, 0),
(self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.analog_agc2_xx_0_1_0, 0),
(self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.blocks_multiply_conjugate_cc_0, 0),
(self.low_pass_filter_1, 0))
self.connect((self.low_pass_filter_0, 0),
(self.analog_am_demod_cf_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.goertzel_fc_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.dc_blocker_xx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.rational_resampler_xxx_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.analog_agc2_xx_1, 0))
self.connect((self.analog_agc2_xx_1, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self,
title="Vor Receive Realtime Clean")
##################################################
# Variables
##################################################
self.morse_vol = morse_vol = 10
self.samp_rate = samp_rate = 32000
self.rtl_gain = rtl_gain = 42
self.rtl_freq = rtl_freq = 112500e3
self.morse_gain = morse_gain = pow(10, morse_vol / 10)
self.morse_amp_level = morse_amp_level = 0
self.PI = PI = 3.14159
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_1_0_0 = scopesink2.scope_sink_f(
self.GetWin(),
title='Morse',
sample_rate=samp_rate / (1600),
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_STRIPCHART,
y_axis_label='Amp',
)
self.Add(self.wxgui_scopesink2_1_0_0.win)
self.rtlsdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.rtlsdr_source_0.set_sample_rate(samp_rate * 64)
self.rtlsdr_source_0.set_center_freq(rtl_freq, 0)
self.rtlsdr_source_0.set_freq_corr(0, 0)
self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
self.rtlsdr_source_0.set_gain_mode(False, 0)
self.rtlsdr_source_0.set_gain(rtl_gain, 0)
self.rtlsdr_source_0.set_if_gain(20, 0)
self.rtlsdr_source_0.set_bb_gain(20, 0)
self.rtlsdr_source_0.set_antenna('', 0)
self.rtlsdr_source_0.set_bandwidth(0, 0)
self.pfb_decimator_ccf_0 = pfb.decimator_ccf(
64, (firdes.low_pass(1, samp_rate * 64, 16e3, 200e3)), 0, 100,
True, True)
self.pfb_decimator_ccf_0.declare_sample_delay(0)
_morse_vol_sizer = wx.BoxSizer(wx.VERTICAL)
self._morse_vol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_morse_vol_sizer,
value=self.morse_vol,
callback=self.set_morse_vol,
label='Morse Volume (dB):',
converter=forms.float_converter(),
proportion=0,
)
self._morse_vol_slider = forms.slider(
parent=self.GetWin(),
sizer=_morse_vol_sizer,
value=self.morse_vol,
callback=self.set_morse_vol,
minimum=-25,
maximum=25,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_morse_vol_sizer)
def _morse_amp_level_probe():
while True:
val = self.morse_amp.level()
try:
self.set_morse_amp_level(val)
except AttributeError:
pass
time.sleep(1.0 / (25))
_morse_amp_level_thread = threading.Thread(
target=_morse_amp_level_probe)
_morse_amp_level_thread.daemon = True
_morse_amp_level_thread.start()
self.hilbert_fc_0 = filter.hilbert_fc(64, firdes.WIN_HAMMING, 6.76)
self.goertzel_fc_0_0 = fft.goertzel_fc(samp_rate, 3200, 30)
self.goertzel_fc_0 = fft.goertzel_fc(samp_rate, 3200, 30)
self.freq_xlating_fft_filter_ccc_0 = filter.freq_xlating_fft_filter_ccc(
1, (firdes.low_pass(1, samp_rate, 480 * 2, 500 * 2)), 9960,
samp_rate)
self.freq_xlating_fft_filter_ccc_0.set_nthreads(1)
self.freq_xlating_fft_filter_ccc_0.declare_sample_delay(0)
self.blocks_tcp_server_sink_0 = blocks.tcp_server_sink(
gr.sizeof_gr_complex * 1, '0.0.0.0', 20000, True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(morse_gain, ))
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_integrate_xx_1 = blocks.integrate_ff(1600, 1)
self.blocks_integrate_xx_0 = blocks.integrate_cc(8, 1)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.band_pass_filter_0 = filter.fir_filter_fcc(
1,
firdes.complex_band_pass(1, samp_rate, 1010, 1030, 100,
firdes.WIN_HAMMING, 6.76))
self.audio_sink_0_0 = audio.sink(samp_rate, '', True)
self.analog_wfm_rcv_0 = analog.wfm_rcv(
quad_rate=samp_rate,
audio_decimation=1,
)
self.analog_agc3_xx_0 = analog.agc3_cc(1e-3, 1e-4, 1.0, 1.0, 1)
self.analog_agc3_xx_0.set_max_gain(65536)
##################################################
# Connections
##################################################
self.connect((self.analog_agc3_xx_0, 0),
(self.blocks_complex_to_mag_0, 0))
self.connect((self.analog_wfm_rcv_0, 0), (self.goertzel_fc_0_0, 0))
self.connect((self.band_pass_filter_0, 0),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0),
(self.band_pass_filter_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0),
(self.goertzel_fc_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.hilbert_fc_0, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_integrate_xx_1, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_integrate_xx_0, 0),
(self.blocks_tcp_server_sink_0, 0))
self.connect((self.blocks_integrate_xx_1, 0),
(self.wxgui_scopesink2_1_0_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0),
(self.blocks_integrate_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.audio_sink_0_0, 0))
self.connect((self.freq_xlating_fft_filter_ccc_0, 0),
(self.analog_wfm_rcv_0, 0))
self.connect((self.goertzel_fc_0, 0),
(self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.goertzel_fc_0_0, 0),
(self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.hilbert_fc_0, 0),
(self.freq_xlating_fft_filter_ccc_0, 0))
self.connect((self.pfb_decimator_ccf_0, 0), (self.analog_agc3_xx_0, 0))
self.connect((self.rtlsdr_source_0, 0), (self.pfb_decimator_ccf_0, 0))
def __init__(self):
gr.top_block.__init__(self, "CtCr Tests")
Qt.QWidget.__init__(self)
self.setWindowTitle("CtCr Tests")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "ctcr_tests")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 2e6
self.lamb_order = lamb_order = 0.88
self.fft_size = fft_size = 2000
self.TX_height = TX_height = 1.375
self.TX_ampl = TX_ampl = 0.7
self.TX4_f = TX4_f = 400000
self.TX3_f = TX3_f = 200000
self.TX2_f = TX2_f = 300000
self.TX1_f = TX1_f = 100000
self.RX_height = RX_height = 0
self.RX_area = RX_area = 0.78539816339
##################################################
# Blocks
##################################################
self.vlp_ctcr_ff_3 = vlp.ctcr_ff(lamb_order, TX_ampl, TX_height,
RX_height, RX_area)
self.vlp_ctcr_ff_2 = vlp.ctcr_ff(lamb_order, TX_ampl, TX_height,
RX_height, RX_area)
self.vlp_ctcr_ff_1 = vlp.ctcr_ff(lamb_order, TX_ampl, TX_height,
RX_height, RX_area)
self.vlp_ctcr_ff_0 = vlp.ctcr_ff(lamb_order, TX_ampl, TX_height,
RX_height, RX_area)
self.qtgui_number_sink_3 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_3.set_update_time(0.10)
self.qtgui_number_sink_3.set_title("CtCr4")
labels = ["", "", "", "", "", "", "", "", "", ""]
units = ["", "", "", "", "", "", "", "", "", ""]
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_3.set_min(i, -1)
self.qtgui_number_sink_3.set_max(i, 1)
self.qtgui_number_sink_3.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_3.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_3.set_label(i, labels[i])
self.qtgui_number_sink_3.set_unit(i, units[i])
self.qtgui_number_sink_3.set_factor(i, factor[i])
self.qtgui_number_sink_3.enable_autoscale(False)
self._qtgui_number_sink_3_win = sip.wrapinstance(
self.qtgui_number_sink_3.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_number_sink_3_win)
self.qtgui_number_sink_2 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_2.set_update_time(0.10)
self.qtgui_number_sink_2.set_title("CtCr3")
labels = ["", "", "", "", "", "", "", "", "", ""]
units = ["", "", "", "", "", "", "", "", "", ""]
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_2.set_min(i, -1)
self.qtgui_number_sink_2.set_max(i, 1)
self.qtgui_number_sink_2.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_2.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_2.set_label(i, labels[i])
self.qtgui_number_sink_2.set_unit(i, units[i])
self.qtgui_number_sink_2.set_factor(i, factor[i])
self.qtgui_number_sink_2.enable_autoscale(False)
self._qtgui_number_sink_2_win = sip.wrapinstance(
self.qtgui_number_sink_2.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_number_sink_2_win)
self.qtgui_number_sink_1 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_1.set_update_time(0.10)
self.qtgui_number_sink_1.set_title("CtCr2")
labels = ["", "", "", "", "", "", "", "", "", ""]
units = ["", "", "", "", "", "", "", "", "", ""]
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_1.set_min(i, -1)
self.qtgui_number_sink_1.set_max(i, 1)
self.qtgui_number_sink_1.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_1.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_1.set_label(i, labels[i])
self.qtgui_number_sink_1.set_unit(i, units[i])
self.qtgui_number_sink_1.set_factor(i, factor[i])
self.qtgui_number_sink_1.enable_autoscale(False)
self._qtgui_number_sink_1_win = sip.wrapinstance(
self.qtgui_number_sink_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_number_sink_1_win)
self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("CtCr1")
labels = ["", "", "", "", "", "", "", "", "", ""]
units = ["", "", "", "", "", "", "", "", "", ""]
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0.set_min(i, -1)
self.qtgui_number_sink_0.set_max(i, 1)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(
self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_number_sink_0_win)
self.goertzel_fc_0_2 = fft.goertzel_fc(int(samp_rate), fft_size, TX1_f)
self.goertzel_fc_0_1 = fft.goertzel_fc(int(samp_rate), fft_size, TX2_f)
self.goertzel_fc_0_0 = fft.goertzel_fc(int(samp_rate), fft_size, TX3_f)
self.goertzel_fc_0 = fft.goertzel_fc(int(samp_rate), fft_size, TX4_f)
self.blocks_throttle_3 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_throttle_2 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_throttle_1 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float * 1)
self.blocks_file_source_0_2 = blocks.file_source(
gr.sizeof_gr_complex * 1, "/home/rich/CTCR_testing/ctcr2_nolenses",
True)
self.blocks_file_source_0_1 = blocks.file_source(
gr.sizeof_gr_complex * 1, "/home/rich/CTCR_testing/ctcr3_nolenses",
True)
self.blocks_file_source_0_0 = blocks.file_source(
gr.sizeof_gr_complex * 1, "/home/rich/CTCR_testing/ctcr4_nolenses",
True)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1, "/home/rich/CTCR_testing/ctcr1_nolenses",
True)
self.blocks_complex_to_mag_3 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_2 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_1 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_float_3 = blocks.complex_to_float(1)
self.blocks_complex_to_float_2 = blocks.complex_to_float(1)
self.blocks_complex_to_float_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
##################################################
# Connections
##################################################
self.connect((self.blocks_complex_to_float_0, 1),
(self.blocks_null_sink_0, 3))
self.connect((self.blocks_complex_to_float_0, 0),
(self.goertzel_fc_0_2, 0))
self.connect((self.blocks_complex_to_float_1, 1),
(self.blocks_null_sink_0, 2))
self.connect((self.blocks_complex_to_float_1, 0),
(self.goertzel_fc_0_1, 0))
self.connect((self.blocks_complex_to_float_2, 1),
(self.blocks_null_sink_0, 1))
self.connect((self.blocks_complex_to_float_2, 0),
(self.goertzel_fc_0_0, 0))
self.connect((self.blocks_complex_to_float_3, 1),
(self.blocks_null_sink_0, 0))
self.connect((self.blocks_complex_to_float_3, 0),
(self.goertzel_fc_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0),
(self.vlp_ctcr_ff_0, 0))
self.connect((self.blocks_complex_to_mag_1, 0),
(self.vlp_ctcr_ff_1, 0))
self.connect((self.blocks_complex_to_mag_2, 0),
(self.vlp_ctcr_ff_2, 0))
self.connect((self.blocks_complex_to_mag_3, 0),
(self.vlp_ctcr_ff_3, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_file_source_0_0, 0),
(self.blocks_throttle_3, 0))
self.connect((self.blocks_file_source_0_1, 0),
(self.blocks_throttle_2, 0))
self.connect((self.blocks_file_source_0_2, 0),
(self.blocks_throttle_1, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_complex_to_float_0, 0))
self.connect((self.blocks_throttle_1, 0),
(self.blocks_complex_to_float_1, 0))
self.connect((self.blocks_throttle_2, 0),
(self.blocks_complex_to_float_2, 0))
self.connect((self.blocks_throttle_3, 0),
(self.blocks_complex_to_float_3, 0))
self.connect((self.goertzel_fc_0, 0),
(self.blocks_complex_to_mag_3, 0))
self.connect((self.goertzel_fc_0_0, 0),
(self.blocks_complex_to_mag_2, 0))
self.connect((self.goertzel_fc_0_1, 0),
(self.blocks_complex_to_mag_1, 0))
self.connect((self.goertzel_fc_0_2, 0),
(self.blocks_complex_to_mag_0, 0))
self.connect((self.vlp_ctcr_ff_0, 0), (self.qtgui_number_sink_0, 0))
self.connect((self.vlp_ctcr_ff_1, 0), (self.qtgui_number_sink_1, 0))
self.connect((self.vlp_ctcr_ff_2, 0), (self.qtgui_number_sink_2, 0))
self.connect((self.vlp_ctcr_ff_3, 0), (self.qtgui_number_sink_3, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Vor Receive Realtime Clean")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.morse_vol = morse_vol = 10
self.samp_rate = samp_rate = 32000
self.rtl_gain = rtl_gain = 42
self.rtl_freq = rtl_freq = 115.5e6+64
self.morse_gain = morse_gain = pow(10,morse_vol/10)
self.morse_amp_level = morse_amp_level = 0
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_1_0_0 = scopesink2.scope_sink_f(
self.GetWin(),
title='Morse',
sample_rate=samp_rate/(1600),
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_STRIPCHART,
y_axis_label='Amp',
)
self.Add(self.wxgui_scopesink2_1_0_0.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0.02,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_0.win)
self.wxgui_numbersink2_1 = numbersink2.number_sink_f(
self.GetWin(),
unit='Units',
minval=0,
maxval=360,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=1,
number_rate=15,
average=False,
avg_alpha=None,
label='Number Plot',
peak_hold=False,
show_gauge=False,
)
self.Add(self.wxgui_numbersink2_1.win)
_morse_vol_sizer = wx.BoxSizer(wx.VERTICAL)
self._morse_vol_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_morse_vol_sizer,
value=self.morse_vol,
callback=self.set_morse_vol,
label='Morse Volume (dB):',
converter=forms.float_converter(),
proportion=0,
)
self._morse_vol_slider = forms.slider(
parent=self.GetWin(),
sizer=_morse_vol_sizer,
value=self.morse_vol,
callback=self.set_morse_vol,
minimum=-25,
maximum=25,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_morse_vol_sizer)
def _morse_amp_level_probe():
while True:
val = self.morse_amp.level()
try:
self.set_morse_amp_level(val)
except AttributeError:
pass
time.sleep(1.0 / (25))
_morse_amp_level_thread = threading.Thread(target=_morse_amp_level_probe)
_morse_amp_level_thread.daemon = True
_morse_amp_level_thread.start()
self.low_pass_filter_0_1_0 = filter.fir_filter_fff(1, firdes.low_pass(
1, samp_rate, 1000, 500, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_1 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, 1000, 500, firdes.WIN_HAMMING, 6.76))
self.iio_modulo_const_ff_0 = iio.modulo_const_ff(360, 1)
self.goertzel_fc_0_0 = fft.goertzel_fc(samp_rate, 3200, 30)
self.goertzel_fc_0 = fft.goertzel_fc(samp_rate, 3200, 30)
self.fir_filter_xxx_0_0 = filter.fir_filter_fff(1, (filter.optfir.low_pass(1, samp_rate, 100, 200, 0.1, 60)))
self.fir_filter_xxx_0_0.declare_sample_delay(0)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vff((-180/pi, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((morse_gain, ))
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_integrate_xx_1 = blocks.integrate_ff(1600, 1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_file_source_0_0_0 = blocks.file_source(gr.sizeof_gr_complex*1, '/tmp/vor_simulation.cfile', False)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
self.blocks_add_const_vxx_1 = blocks.add_const_vff((360, ))
self.band_pass_filter_0 = filter.fir_filter_fcc(1, firdes.complex_band_pass(
1, samp_rate, 1010, 1030, 100, firdes.WIN_HAMMING, 6.76))
self.audio_sink_0_0 = audio.sink(samp_rate, '', True)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, -9960, 1, 0)
self.analog_fm_demod_cf_0 = analog.fm_demod_cf(
channel_rate=samp_rate,
audio_decim=1,
deviation=1000,
audio_pass=100,
audio_stop=200,
gain=1.0,
tau=75e-6,
)
self.analog_am_demod_cf_0 = analog.am_demod_cf(
channel_rate=samp_rate,
audio_decim=1,
audio_pass=12000,
audio_stop=13000,
)
##################################################
# Connections
##################################################
self.connect((self.analog_am_demod_cf_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.low_pass_filter_0_1_0, 0))
self.connect((self.analog_fm_demod_cf_0, 0), (self.goertzel_fc_0_0, 0))
self.connect((self.analog_fm_demod_cf_0, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.band_pass_filter_0, 0), (self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.blocks_add_const_vxx_1, 0), (self.iio_modulo_const_ff_0, 0))
self.connect((self.blocks_complex_to_arg_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.blocks_integrate_xx_1, 0))
self.connect((self.blocks_complex_to_mag_squared_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_file_source_0_0_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_integrate_xx_1, 0), (self.wxgui_scopesink2_1_0_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.blocks_complex_to_arg_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_add_const_vxx_1, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0_1, 0))
self.connect((self.blocks_throttle_0, 0), (self.analog_am_demod_cf_0, 0))
self.connect((self.fir_filter_xxx_0_0, 0), (self.goertzel_fc_0, 0))
self.connect((self.fir_filter_xxx_0_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.goertzel_fc_0, 0), (self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.goertzel_fc_0_0, 0), (self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.iio_modulo_const_ff_0, 0), (self.wxgui_numbersink2_1, 0))
self.connect((self.low_pass_filter_0_1, 0), (self.analog_fm_demod_cf_0, 0))
self.connect((self.low_pass_filter_0_1_0, 0), (self.fir_filter_xxx_0_0, 0))
def __init__(self, antenna="TX/RX", vor_freq_1=111e6, com_freq_1=135.275e6, vor_freq_2=111e6, rx_gain=30, gain=20):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
##################################################
# Parameters
##################################################
self.antenna = antenna
self.vor_freq_1 = vor_freq_1
self.com_freq_1 = com_freq_1
self.vor_freq_2 = vor_freq_2
self.rx_gain = rx_gain
self.gain = gain
##################################################
# Variables
##################################################
self.obs_decimation = obs_decimation = 25
self.ils_decimation = ils_decimation = 50
self.am_sample_rate = am_sample_rate = 12.5e3
self.vor_samp_rate = vor_samp_rate = 250e3
self.vor_freq_entry_2 = vor_freq_entry_2 = vor_freq_2
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.vor_center_freq = vor_center_freq = (117.95e6-108.00e6)/2+117.95e6
self.squelch_slider = squelch_slider = -110
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.com_freq_entry_1 = com_freq_entry_1 = com_freq_1
self.band_center_freq = band_center_freq = (136.975e6-108.0e6)/2+108.0e6
self.audio_select = audio_select = 0
self.audio_sample_rate = audio_sample_rate = 48e3
self.am_decimation = am_decimation = 1
##################################################
# Blocks
##################################################
self.notebook_0 = self.notebook_0 = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "RF 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)
self._vor_freq_entry_1_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).GetWin(),
value=self.vor_freq_entry_1,
callback=self.set_vor_freq_entry_1,
label='vor_freq_entry_1',
converter=forms.float_converter(),
)
self.notebook_0.GetPage(0).Add(self._vor_freq_entry_1_text_box)
_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
self._gain_slider_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).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.notebook_0.GetPage(0).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.notebook_0.GetPage(0).Add(_gain_slider_sizer)
self._com_freq_entry_1_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).GetWin(),
value=self.com_freq_entry_1,
callback=self.set_com_freq_entry_1,
label='com_freq_entry_1',
converter=forms.float_converter(),
)
self.notebook_0.GetPage(0).Add(self._com_freq_entry_1_text_box)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook_0.GetPage(1).GetWin(),
title="Scope Plot",
sample_rate=10e3,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=2,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(1).Add(self.wxgui_scopesink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=-100,
maxval=100,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=10,
number_rate=15,
average=False,
avg_alpha=None,
label="Number Plot",
peak_hold=False,
show_gauge=True,
)
self.Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.notebook_0.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=12.5e3,
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.win)
self._vor_freq_entry_2_text_box = forms.text_box(
parent=self.notebook_0.GetPage(0).GetWin(),
value=self.vor_freq_entry_2,
callback=self.set_vor_freq_entry_2,
label='vor_freq_entry_2',
converter=forms.float_converter(),
)
self.notebook_0.GetPage(0).Add(self._vor_freq_entry_2_text_box)
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_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=band_center_freq, rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 0)
self.uhd_usrp_source_0.set_gain(gain_slider, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.uhd_usrp_source_0.set_center_freq(uhd.tune_request(vor_freq_entry_1, rf_freq=band_center_freq, rf_freq_policy=uhd.tune_request.POLICY_MANUAL), 1)
self.uhd_usrp_source_0.set_gain(gain_slider, 1)
self.uhd_usrp_source_0.set_antenna("TX/RX", 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(uhd.tune_request(com_freq_entry_1,20e6), 0)
self.uhd_usrp_sink_0.set_gain(15, 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.notebook_0.GetPage(0).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.notebook_0.GetPage(0).GetWin(),
sizer=_squelch_slider_sizer,
value=self.squelch_slider,
callback=self.set_squelch_slider,
minimum=-110,
maximum=0,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.notebook_0.GetPage(0).Add(_squelch_slider_sizer)
self.squelch = analog.pwr_squelch_cc(squelch_slider, 0.01, 20, True)
self.rational_resampler_xxx_2 = filter.rational_resampler_fff(
interpolation=250,
decimation=48,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_1 = filter.rational_resampler_fff(
interpolation=480,
decimation=125,
taps=None,
fractional_bw=None,
)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=4,
decimation=5,
taps=None,
fractional_bw=None,
)
self.openavionics_joystick_interface_0 = openavionics.joystick_interface()
self.openavionics_audio_ptt_0 = openavionics.audio_ptt()
self.null_sink_0_0_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.null_sink_0_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.multiply_xx_0_0_0 = blocks.multiply_vcc(1)
self.multiply_xx_0_0 = blocks.multiply_vff(1)
self.low_pass_filter_3 = filter.fir_filter_ccf(1, firdes.low_pass(
1, 10e3, 1, 2, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2_0_0 = filter.fir_filter_ccf(5, firdes.low_pass(
1, 40e3, 2e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2_0 = filter.fir_filter_ccf(5, firdes.low_pass(
1, 40e3, 2e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2 = filter.fir_filter_ccf(5, firdes.low_pass(
1, vor_samp_rate, 15e3, 5e3, 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 = filter.fir_filter_ccf(int(250e3/12.5e3), firdes.low_pass(
1, vor_samp_rate, 10e3, 1e3, firdes.WIN_HAMMING, 6.76))
self.goertzel_fc_0_0 = fft.goertzel_fc(10000, 1000, 30)
self.goertzel_fc_0 = fft.goertzel_fc(40000, 4000, 30)
self.float_to_complex_0_0 = blocks.float_to_complex(1)
self.const_source_x_0_0_0 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, 0.450)
self.const_source_x_0_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0.550)
self.const_source_x_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0.450)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_conjugate_cc_0 = blocks.multiply_conjugate_cc(1)
self.blocks_complex_to_arg_0 = blocks.complex_to_arg(1)
self.blocks_add_const_vxx_0 = blocks.add_const_vff((-87.2665e-3, ))
self.band_pass_filter_0_0 = filter.fir_filter_fff(4, firdes.band_pass(
1, 40e3, 20, 40, 20, firdes.WIN_HAMMING, 6.76))
self.band_pass_filter_0 = filter.fir_filter_fff(1, firdes.band_pass(
1, 10e3, 20, 40, 20, firdes.WIN_HAMMING, 6.76))
self.audio_source_0 = audio.source(48000, "", True)
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.Add(self._audio_select_chooser)
self.analog_sig_source_x_0 = analog.sig_source_c(40e3, analog.GR_COS_WAVE, -9.96e3, 1, 0)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(1)
self.analog_am_demod_cf_0 = analog.am_demod_cf(
channel_rate=40e3,
audio_decim=4,
audio_pass=5000,
audio_stop=5500,
)
self.analog_agc2_xx_0_1_0 = analog.agc2_ff(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_1_0.set_max_gain(100)
self.analog_agc2_xx_0_1 = analog.agc2_ff(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_1.set_max_gain(100)
self.analog_agc2_xx_0_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0_0.set_max_gain(100)
self.analog_agc2_xx_0 = analog.agc2_cc(1e-1, 1e-2, 1.0, 1.0)
self.analog_agc2_xx_0.set_max_gain(100)
self.am_demod_cf_0 = analog.am_demod_cf(
channel_rate=am_sample_rate,
audio_decim=am_decimation,
audio_pass=3e3,
audio_stop=4e3,
)
self.agc2_xx_0 = analog.agc2_cc(1, 1, 0.75, 1.0)
self.agc2_xx_0.set_max_gain(0.0)
self.add_xx_0_0 = blocks.add_vff(1)
##################################################
# Connections
##################################################
self.connect((self.agc2_xx_0, 0), (self.am_demod_cf_0, 0))
self.connect((self.am_demod_cf_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.agc2_xx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.multiply_xx_0_0, 0), (self.add_xx_0_0, 0))
self.connect((self.const_source_x_0, 0), (self.multiply_xx_0_0, 1))
self.connect((self.const_source_x_0_0, 0), (self.add_xx_0_0, 1))
self.connect((self.multiply_xx_0_0_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.add_xx_0_0, 0), (self.float_to_complex_0_0, 0))
self.connect((self.add_xx_0_0, 0), (self.float_to_complex_0_0, 1))
self.connect((self.float_to_complex_0_0, 0), (self.multiply_xx_0_0_0, 0))
self.connect((self.const_source_x_0_0_0, 0), (self.multiply_xx_0_0_0, 1))
self.connect((self.uhd_usrp_source_0, 0), (self.null_sink_0_0_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_1, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.audio_sink_0, 0))
self.connect((self.analog_agc2_xx_0_1_0, 0), (self.wxgui_scopesink2_0, 1))
self.connect((self.analog_agc2_xx_0_1, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.analog_agc2_xx_0_1, 0))
self.connect((self.band_pass_filter_0_0, 0), (self.analog_agc2_xx_0_1_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0), (self.band_pass_filter_0_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0), (self.goertzel_fc_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.blocks_add_const_vxx_0, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.blocks_complex_to_arg_0, 0), (self.blocks_add_const_vxx_0, 0))
self.connect((self.low_pass_filter_3, 0), (self.blocks_complex_to_arg_0, 0))
self.connect((self.blocks_multiply_conjugate_cc_0, 0), (self.low_pass_filter_3, 0))
self.connect((self.analog_agc2_xx_0, 0), (self.blocks_multiply_conjugate_cc_0, 1))
self.connect((self.analog_agc2_xx_0_0, 0), (self.blocks_multiply_conjugate_cc_0, 0))
self.connect((self.goertzel_fc_0_0, 0), (self.analog_agc2_xx_0_0, 0))
self.connect((self.analog_am_demod_cf_0, 0), (self.goertzel_fc_0_0, 0))
self.connect((self.goertzel_fc_0, 0), (self.analog_agc2_xx_0, 0))
self.connect((self.low_pass_filter_2_0_0, 0), (self.analog_am_demod_cf_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.low_pass_filter_2_0_0, 0))
self.connect((self.low_pass_filter_2_0, 0), (self.analog_quadrature_demod_cf_0, 0))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_2_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.uhd_usrp_source_0, 1), (self.null_sink_0_0, 0))
self.connect((self.low_pass_filter_2, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.audio_source_0, 0), (self.openavionics_audio_ptt_0, 0))
self.connect((self.openavionics_audio_ptt_0, 0), (self.rational_resampler_xxx_2, 0))
self.connect((self.rational_resampler_xxx_2, 0), (self.multiply_xx_0_0, 0))
self.connect((self.squelch, 0), (self.agc2_xx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.squelch, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.low_pass_filter_2, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.openavionics_joystick_interface_0, "out", self.openavionics_audio_ptt_0, "in2")
def __init__(self, mon_id, audio_port):
gr.top_block.__init__(self, "EAS/SAME Monitor")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 8000
##################################################
# Blocks
##################################################
# Resampler from input rate (44.1k) to internal rate (8k)
self.rational_resampler_44k = filter.rational_resampler_fff(
interpolation=80,
decimation=441,
)
# Resampler from 8000 Hz to 4166 2/3rd Hz to deal with SAME's weird parameters
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=50,
decimation=96,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_fcc(1, (firdes.low_pass(1, samp_rate, 600, 100)), 1822.916667, samp_rate)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=8,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.01,
freq_error=0.0,
verbose=True,
log=False,
)
self.src = audio.source(44100, "eas_mon_%s:in" % (mon_id), True)
self.agc = analog.agc_ff(0.0001, 0.1, 1.0)
#self.analog_pwr_squelch_xx_0 = analog.pwr_squelch_ff(-50, 0.0001, 0)
self.msg_queue = gr.msg_queue(10)
self.same_dec_0 = same.same_dec(self.msg_queue)
self.tone_det_0 = fft.goertzel_fc(samp_rate, samp_rate / 10, 853)
self.tone_det_1 = fft.goertzel_fc(samp_rate, samp_rate / 10, 960)
self.tone_det_2 = fft.goertzel_fc(samp_rate, samp_rate / 10, 1050)
self.wat_thresh_msg = same.wat_thresh_msg(self.msg_queue, 1, 0.05, 0.01)
#self.avg_audio_level = analog.probe_avg_mag_sqrd_ff(-50)
#self.level_thresh_msg = same.level_thresh_msg(self.msg_queue, 1, 3, db_to_abs(-30), db_to_abs(-40))
self.audio_sink_converter = blocks.float_to_short(1, 3276)
self.audio_sink = blocks.udp_sink(2, '127.0.0.1', audio_port)
##################################################
# Connections
##################################################
self.connect((self.src, 0), (self.rational_resampler_44k, 0))
self.connect((self.rational_resampler_44k, 0), (self.agc, 0))
#self.connect((self.agc, 0), (self.analog_pwr_squelch_xx_0, 0))
#self.connect((self.analog_pwr_squelch_xx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.agc, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.digital_gmsk_demod_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.same_dec_0, 0))
self.connect((self.agc, 0), (self.tone_det_0, 0), (self.wat_thresh_msg, 0))
self.connect((self.agc, 0), (self.tone_det_1, 0), (self.wat_thresh_msg, 1))
self.connect((self.agc, 0), (self.tone_det_2, 0), (self.wat_thresh_msg, 2))
#self.connect((self.agc, 0), (self.avg_audio_level, 0), (self.level_thresh_msg, 0))
self.connect((self.agc, 0), (self.audio_sink_converter, 0), (self.audio_sink, 0))
self._watcher = _queue_watcher_thread(self.msg_queue, mon_id, audio_port)