#!/usr/bin/env python3 # -*- coding: utf-8 -*- # # SPDX-License-Identifier: GPL-3.0 # # GNU Radio Python Flow Graph # Title: SSB Simulation # Author: Sara Halter # GNU Radio version: 3.8.2.0 from distutils.version import StrictVersion if __name__ == '__main__': import ctypes import sys if sys.platform.startswith('linux'): try: x11 = ctypes.cdll.LoadLibrary('libX11.so') x11.XInitThreads() except: print("Warning: failed to XInitThreads()") from PyQt5 import Qt from PyQt5.QtCore import QObject, pyqtSlot from gnuradio import qtgui from gnuradio.filter import firdes import sip from gnuradio import analog from gnuradio import blocks from gnuradio import filter from gnuradio import fosphor from gnuradio.fft import window from gnuradio import gr import sys import signal from argparse import ArgumentParser from gnuradio.eng_arg import eng_float, intx from gnuradio import eng_notation from gnuradio.qtgui import Range, RangeWidget from gnuradio import qtgui class Simulation(gr.top_block, Qt.QWidget): def __init__(self): gr.top_block.__init__(self, "SSB Simulation ") Qt.QWidget.__init__(self) self.setWindowTitle("SSB Simulation ") 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", "Simulation") try: if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): self.restoreGeometry(self.settings.value("geometry").toByteArray()) else: self.restoreGeometry(self.settings.value("geometry")) except: pass ################################################## # Variables ################################################## self.samp_rate = samp_rate = 256000 self.audio_rate = audio_rate = 32000 self.tuning = tuning = 51500 self.samp_rate_1 = samp_rate_1 = 192000 self.reverse = reverse = 1 self.decim = decim = samp_rate/audio_rate self.carrier_freq = carrier_freq = 16000 ################################################## # Blocks ################################################## self._tuning_range = Range(48000, 58000, 100, 51500, 200) self._tuning_win = RangeWidget(self._tuning_range, self.set_tuning, 'tuning', "counter_slider", float) self.top_grid_layout.addWidget(self._tuning_win) # Create the options list self._reverse_options = (-1, 1, ) # Create the labels list self._reverse_labels = ('Upper', 'Lower', ) # Create the combo box self._reverse_tool_bar = Qt.QToolBar(self) self._reverse_tool_bar.addWidget(Qt.QLabel('Sideband' + ": ")) self._reverse_combo_box = Qt.QComboBox() self._reverse_tool_bar.addWidget(self._reverse_combo_box) for _label in self._reverse_labels: self._reverse_combo_box.addItem(_label) self._reverse_callback = lambda i: Qt.QMetaObject.invokeMethod(self._reverse_combo_box, "setCurrentIndex", Qt.Q_ARG("int", self._reverse_options.index(i))) self._reverse_callback(self.reverse) self._reverse_combo_box.currentIndexChanged.connect( lambda i: self.set_reverse(self._reverse_options[i])) # Create the radio buttons self.top_grid_layout.addWidget(self._reverse_tool_bar) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 1024, #size audio_rate, #samp_rate "Modulated", #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(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(False) 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) self.qtgui_time_sink_x_0.enable_stem_plot(False) labels = ['Signal ', 'Träger', 'Signal 3', 'Signal 4', 'Signal 5', 'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'] 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] styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1] for i in range(1): 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) self.qtgui_freq_sink_x_0_0_0 = qtgui.freq_sink_c( 2048, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate_1, #bw "", #name 1 ) self.qtgui_freq_sink_x_0_0_0.set_update_time(0.10) self.qtgui_freq_sink_x_0_0_0.set_y_axis(-140, 10) self.qtgui_freq_sink_x_0_0_0.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0_0_0.enable_autoscale(False) self.qtgui_freq_sink_x_0_0_0.enable_grid(False) self.qtgui_freq_sink_x_0_0_0.set_fft_average(1.0) self.qtgui_freq_sink_x_0_0_0.enable_axis_labels(True) self.qtgui_freq_sink_x_0_0_0.enable_control_panel(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 range(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0_0_0.set_line_label(i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0_0_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0_0_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0_0_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0_0_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_0_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_0_win) self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c( 2048, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate_1, #bw "", #name 1 ) self.qtgui_freq_sink_x_0_0.set_update_time(0.10) self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10) self.qtgui_freq_sink_x_0_0.set_y_label('Relative Gain', 'dB') self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") self.qtgui_freq_sink_x_0_0.enable_autoscale(False) self.qtgui_freq_sink_x_0_0.enable_grid(False) self.qtgui_freq_sink_x_0_0.set_fft_average(1.0) self.qtgui_freq_sink_x_0_0.enable_axis_labels(True) self.qtgui_freq_sink_x_0_0.enable_control_panel(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 range(1): if len(labels[i]) == 0: self.qtgui_freq_sink_x_0_0.set_line_label(i, "Data {0}".format(i)) else: self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i]) self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i]) self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i]) self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i]) self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget) self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_win) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_f( 1024, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate, #bw "", #name 1 ) 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(False) 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) 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 range(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.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(8, firdes.low_pass(1.0,samp_rate,3000,100), 0, samp_rate) self.fosphor_glfw_sink_c_0 = fosphor.glfw_sink_c() self.fosphor_glfw_sink_c_0.set_fft_window(firdes.WIN_BLACKMAN_hARRIS) self.fosphor_glfw_sink_c_0.set_frequency_range(0, samp_rate) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, 48000,True) self.blocks_repeat_0 = blocks.repeat(gr.sizeof_float*1, 4) self.blocks_multiply_xx_0_0_0 = blocks.multiply_vff(1) self.blocks_multiply_xx_0_0 = blocks.multiply_vff(1) self.blocks_multiply_xx_0 = blocks.multiply_vcc(1) self.blocks_multiply_const_vxx_0_0_1 = blocks.multiply_const_ff(10) self.blocks_multiply_const_vxx_0_0_0 = blocks.multiply_const_ff(1) self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_ff(100e-3) self.blocks_multiply_const_vxx_0 = blocks.multiply_const_cc(100e-6) self.blocks_float_to_complex_0 = blocks.float_to_complex(1) self.blocks_complex_to_float_0 = blocks.complex_to_float(1) self.blocks_add_xx_0 = blocks.add_vff(1) self.band_pass_filter_0 = filter.fir_filter_ccf( 1, firdes.band_pass( 1, samp_rate_1, 16300, 19000, 200, firdes.WIN_HAMMING, 6.76)) self.analog_sig_source_x_1 = analog.sig_source_c(samp_rate_1, analog.GR_SIN_WAVE, 16000, 1, 0, 0) self.analog_sig_source_x_0_0_0 = analog.sig_source_f(audio_rate, analog.GR_SIN_WAVE, 1500, 1, 0, 0) self.analog_sig_source_x_0_0 = analog.sig_source_f(audio_rate, analog.GR_COS_WAVE, 1500, 1, 0, 0) self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_TRI_WAVE, 5000, 1, 0, 0) self.analog_const_source_x_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0) ################################################## # Connections ################################################## self.connect((self.analog_const_source_x_0, 0), (self.blocks_float_to_complex_0, 0)) self.connect((self.analog_sig_source_x_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_0_0, 0)) self.connect((self.analog_sig_source_x_0_0_0, 0), (self.blocks_multiply_xx_0_0_0, 1)) self.connect((self.analog_sig_source_x_1, 0), (self.blocks_multiply_xx_0, 0)) self.connect((self.band_pass_filter_0, 0), (self.fosphor_glfw_sink_c_0, 0)) self.connect((self.band_pass_filter_0, 0), (self.qtgui_freq_sink_x_0_0_0, 0)) self.connect((self.blocks_add_xx_0, 0), (self.blocks_multiply_const_vxx_0_0, 0)) self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_multiply_xx_0_0, 1)) self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_multiply_xx_0_0_0, 0)) self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_multiply_xx_0, 1)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0)) self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.blocks_multiply_const_vxx_0_0_0, 0), (self.blocks_add_xx_0, 1)) self.connect((self.blocks_multiply_const_vxx_0_0_1, 0), (self.blocks_repeat_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.band_pass_filter_0, 0)) self.connect((self.blocks_multiply_xx_0, 0), (self.qtgui_freq_sink_x_0_0, 0)) self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_add_xx_0, 0)) self.connect((self.blocks_multiply_xx_0_0_0, 0), (self.blocks_multiply_const_vxx_0_0_0, 0)) self.connect((self.blocks_repeat_0, 0), (self.blocks_float_to_complex_0, 1)) self.connect((self.blocks_throttle_0, 0), (self.blocks_multiply_const_vxx_0_0_1, 0)) self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.blocks_complex_to_float_0, 0)) def closeEvent(self, event): self.settings = Qt.QSettings("GNU Radio", "Simulation") self.settings.setValue("geometry", self.saveGeometry()) event.accept() def get_samp_rate(self): return self.samp_rate def set_samp_rate(self, samp_rate): self.samp_rate = samp_rate self.set_decim(self.samp_rate/self.audio_rate) self.analog_sig_source_x_0.set_sampling_freq(self.samp_rate) self.fosphor_glfw_sink_c_0.set_frequency_range(0, self.samp_rate) self.freq_xlating_fir_filter_xxx_0.set_taps(firdes.low_pass(1.0,self.samp_rate,3000,100)) self.qtgui_freq_sink_x_0.set_frequency_range(0, self.samp_rate) def get_audio_rate(self): return self.audio_rate def set_audio_rate(self, audio_rate): self.audio_rate = audio_rate self.set_decim(self.samp_rate/self.audio_rate) self.analog_sig_source_x_0_0.set_sampling_freq(self.audio_rate) self.analog_sig_source_x_0_0_0.set_sampling_freq(self.audio_rate) self.qtgui_time_sink_x_0.set_samp_rate(self.audio_rate) def get_tuning(self): return self.tuning def set_tuning(self, tuning): self.tuning = tuning def get_samp_rate_1(self): return self.samp_rate_1 def set_samp_rate_1(self, samp_rate_1): self.samp_rate_1 = samp_rate_1 self.analog_sig_source_x_1.set_sampling_freq(self.samp_rate_1) self.band_pass_filter_0.set_taps(firdes.band_pass(1, self.samp_rate_1, 16300, 19000, 200, firdes.WIN_HAMMING, 6.76)) self.qtgui_freq_sink_x_0_0.set_frequency_range(0, self.samp_rate_1) self.qtgui_freq_sink_x_0_0_0.set_frequency_range(0, self.samp_rate_1) def get_reverse(self): return self.reverse def set_reverse(self, reverse): self.reverse = reverse self._reverse_callback(self.reverse) def get_decim(self): return self.decim def set_decim(self, decim): self.decim = decim def get_carrier_freq(self): return self.carrier_freq def set_carrier_freq(self, carrier_freq): self.carrier_freq = carrier_freq def main(top_block_cls=Simulation, options=None): if gr.enable_realtime_scheduling() != gr.RT_OK: print("Error: failed to enable real-time scheduling.") if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): style = gr.prefs().get_string('qtgui', 'style', 'raster') Qt.QApplication.setGraphicsSystem(style) qapp = Qt.QApplication(sys.argv) tb = top_block_cls() tb.start() tb.show() def sig_handler(sig=None, frame=None): Qt.QApplication.quit() signal.signal(signal.SIGINT, sig_handler) signal.signal(signal.SIGTERM, sig_handler) timer = Qt.QTimer() timer.start(500) timer.timeout.connect(lambda: None) def quitting(): tb.stop() tb.wait() qapp.aboutToQuit.connect(quitting) qapp.exec_() if __name__ == '__main__': main()