<filename>gnuradio/top_block.py
#!/usr/bin/env python3
# -*- coding: utf-8 -*-

#
# SPDX-License-Identifier: GPL-3.0
#
# GNU Radio Python Flow Graph
# Title: Prototype Jr
# 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 gnuradio import qtgui
from gnuradio.filter import firdes
import sip
from gnuradio import blocks
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
import osmosdr
import time

from gnuradio import qtgui

class top_block(gr.top_block, Qt.QWidget):

    def __init__(self):
        gr.top_block.__init__(self, "Prototype Jr")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Prototype Jr")
        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", "top_block")

        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 = 2400000
        self.gain_1 = gain_1 = 10
        self.gain_0 = gain_0 = 10

        ##################################################
        # Blocks
        ##################################################
        self._gain_1_range = Range(0, 30, 1, 10, 200)
        self._gain_1_win = RangeWidget(self._gain_1_range, self.set_gain_1, 'gain_1', "counter_slider", float)
        self.top_grid_layout.addWidget(self._gain_1_win)
        self._gain_0_range = Range(0, 30, 1, 10, 200)
        self._gain_0_win = RangeWidget(self._gain_0_range, self.set_gain_0, 'gain_0', "counter_slider", float)
        self.top_grid_layout.addWidget(self._gain_0_win)
        self.rtlsdr_source_1 = osmosdr.source(
            args="numchan=" + str(1) + " " + 'rtl=1'
        )
        self.rtlsdr_source_1.set_time_unknown_pps(osmosdr.time_spec_t())
        self.rtlsdr_source_1.set_sample_rate(samp_rate)
        self.rtlsdr_source_1.set_center_freq(560000000, 0)
        self.rtlsdr_source_1.set_freq_corr(0, 0)
        self.rtlsdr_source_1.set_dc_offset_mode(0, 0)
        self.rtlsdr_source_1.set_iq_balance_mode(0, 0)
        self.rtlsdr_source_1.set_gain_mode(False, 0)
        self.rtlsdr_source_1.set_gain(gain_1, 0)
        self.rtlsdr_source_1.set_if_gain(20, 0)
        self.rtlsdr_source_1.set_bb_gain(20, 0)
        self.rtlsdr_source_1.set_antenna('1', 0)
        self.rtlsdr_source_1.set_bandwidth(0, 0)
        self.rtlsdr_source_0 = osmosdr.source(
            args="numchan=" + str(1) + " " + 'rtl=0'
        )
        self.rtlsdr_source_0.set_time_unknown_pps(osmosdr.time_spec_t())
        self.rtlsdr_source_0.set_sample_rate(samp_rate)
        self.rtlsdr_source_0.set_center_freq(560000000, 0)
        self.rtlsdr_source_0.set_freq_corr(0, 0)
        self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
        self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
        self.rtlsdr_source_0.set_gain_mode(False, 0)
        self.rtlsdr_source_0.set_gain(gain_0, 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', 0)
        self.rtlsdr_source_0.set_bandwidth(0, 0)
        self.qtgui_histogram_sink_x_0 = qtgui.histogram_sink_f(
            1024,
            100,
            -1,
            1,
            "",
            2
        )

        self.qtgui_histogram_sink_x_0.set_update_time(0.10)
        self.qtgui_histogram_sink_x_0.enable_autoscale(True)
        self.qtgui_histogram_sink_x_0.enable_accumulate(False)
        self.qtgui_histogram_sink_x_0.enable_grid(False)
        self.qtgui_histogram_sink_x_0.enable_axis_labels(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"]
        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 range(2):
            if len(labels[i]) == 0:
                self.qtgui_histogram_sink_x_0.set_line_label(i, "Data {0}".format(i))
            else:
                self.qtgui_histogram_sink_x_0.set_line_label(i, labels[i])
            self.qtgui_histogram_sink_x_0.set_line_width(i, widths[i])
            self.qtgui_histogram_sink_x_0.set_line_color(i, colors[i])
            self.qtgui_histogram_sink_x_0.set_line_style(i, styles[i])
            self.qtgui_histogram_sink_x_0.set_line_marker(i, markers[i])
            self.qtgui_histogram_sink_x_0.set_line_alpha(i, alphas[i])

        self._qtgui_histogram_sink_x_0_win = sip.wrapinstance(self.qtgui_histogram_sink_x_0.pyqwidget(), Qt.QWidget)
        self.top_grid_layout.addWidget(self._qtgui_histogram_sink_x_0_win)
        self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
            1024, #size
            firdes.WIN_HAMMING, #wintype
            560000000, #fc
            samp_rate, #bw
            "", #name
            2
        )
        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(True)
        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)



        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(2):
            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.blocks_multiply_const_vxx_1 = blocks.multiply_const_cc(128)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_cc(128)
        self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_char*1, '/home/pi/Downloads/output1', False)
        self.blocks_file_sink_1.set_unbuffered(False)
        self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, '/home/pi/Downloads/output2', False)
        self.blocks_file_sink_0.set_unbuffered(False)
        self.blocks_complex_to_real_1 = blocks.complex_to_real(1)
        self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
        self.blocks_complex_to_interleaved_char_1 = blocks.complex_to_interleaved_char(False)
        self.blocks_complex_to_interleaved_char_0 = blocks.complex_to_interleaved_char(False)



        ##################################################
        # Connections
        ##################################################
        self.connect((self.blocks_complex_to_interleaved_char_0, 0), (self.blocks_file_sink_1, 0))
        self.connect((self.blocks_complex_to_interleaved_char_1, 0), (self.blocks_file_sink_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0), (self.qtgui_histogram_sink_x_0, 0))
        self.connect((self.blocks_complex_to_real_1, 0), (self.qtgui_histogram_sink_x_0, 1))
        self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_complex_to_interleaved_char_0, 0))
        self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_complex_to_interleaved_char_1, 0))
        self.connect((self.rtlsdr_source_0, 0), (self.blocks_complex_to_real_0, 0))
        self.connect((self.rtlsdr_source_0, 0), (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.rtlsdr_source_0, 0), (self.qtgui_freq_sink_x_0, 0))
        self.connect((self.rtlsdr_source_1, 0), (self.blocks_complex_to_real_1, 0))
        self.connect((self.rtlsdr_source_1, 0), (self.blocks_multiply_const_vxx_1, 0))
        self.connect((self.rtlsdr_source_1, 0), (self.qtgui_freq_sink_x_0, 1))


    def closeEvent(self, event):
        self.settings = Qt.QSettings("GNU Radio", "top_block")
        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.qtgui_freq_sink_x_0.set_frequency_range(560000000, self.samp_rate)
        self.rtlsdr_source_0.set_sample_rate(self.samp_rate)
        self.rtlsdr_source_1.set_sample_rate(self.samp_rate)

    def get_gain_1(self):
        return self.gain_1

    def set_gain_1(self, gain_1):
        self.gain_1 = gain_1
        self.rtlsdr_source_1.set_gain(self.gain_1, 0)

    def get_gain_0(self):
        return self.gain_0

    def set_gain_0(self, gain_0):
        self.gain_0 = gain_0
        self.rtlsdr_source_0.set_gain(self.gain_0, 0)





def main(top_block_cls=top_block, options=None):

    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()

<filename>gnuradio/top_block.py
#!/usr/bin/env python3
# -*- coding: utf-8 -*-

#
# SPDX-License-Identifier: GPL-3.0
#
# GNU Radio Python Flow Graph
# Title: Prototype Jr
# 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 gnuradio import qtgui
from gnuradio.filter import firdes
import sip
from gnuradio import blocks
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
import osmosdr
import time

from gnuradio import qtgui

class top_block(gr.top_block, Qt.QWidget):

    def __init__(self):
        gr.top_block.__init__(self, "Prototype Jr")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Prototype Jr")
        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", "top_block")

        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 = 2400000
        self.gain_1 = gain_1 = 10
        self.gain_0 = gain_0 = 10

        ##################################################
        # Blocks
        ##################################################
        self._gain_1_range = Range(0, 30, 1, 10, 200)
        self._gain_1_win = RangeWidget(self._gain_1_range, self.set_gain_1, 'gain_1', "counter_slider", float)
        self.top_grid_layout.addWidget(self._gain_1_win)
        self._gain_0_range = Range(0, 30, 1, 10, 200)
        self._gain_0_win = RangeWidget(self._gain_0_range, self.set_gain_0, 'gain_0', "counter_slider", float)
        self.top_grid_layout.addWidget(self._gain_0_win)
        self.rtlsdr_source_1 = osmosdr.source(
            args="numchan=" + str(1) + " " + 'rtl=1'
        )
        self.rtlsdr_source_1.set_time_unknown_pps(osmosdr.time_spec_t())
        self.rtlsdr_source_1.set_sample_rate(samp_rate)
        self.rtlsdr_source_1.set_center_freq(560000000, 0)
        self.rtlsdr_source_1.set_freq_corr(0, 0)
        self.rtlsdr_source_1.set_dc_offset_mode(0, 0)
        self.rtlsdr_source_1.set_iq_balance_mode(0, 0)
        self.rtlsdr_source_1.set_gain_mode(False, 0)
        self.rtlsdr_source_1.set_gain(gain_1, 0)
        self.rtlsdr_source_1.set_if_gain(20, 0)
        self.rtlsdr_source_1.set_bb_gain(20, 0)
        self.rtlsdr_source_1.set_antenna('1', 0)
        self.rtlsdr_source_1.set_bandwidth(0, 0)
        self.rtlsdr_source_0 = osmosdr.source(
            args="numchan=" + str(1) + " " + 'rtl=0'
        )
        self.rtlsdr_source_0.set_time_unknown_pps(osmosdr.time_spec_t())
        self.rtlsdr_source_0.set_sample_rate(samp_rate)
        self.rtlsdr_source_0.set_center_freq(560000000, 0)
        self.rtlsdr_source_0.set_freq_corr(0, 0)
        self.rtlsdr_source_0.set_dc_offset_mode(0, 0)
        self.rtlsdr_source_0.set_iq_balance_mode(0, 0)
        self.rtlsdr_source_0.set_gain_mode(False, 0)
        self.rtlsdr_source_0.set_gain(gain_0, 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', 0)
        self.rtlsdr_source_0.set_bandwidth(0, 0)
        self.qtgui_histogram_sink_x_0 = qtgui.histogram_sink_f(
            1024,
            100,
            -1,
            1,
            "",
            2
        )

        self.qtgui_histogram_sink_x_0.set_update_time(0.10)
        self.qtgui_histogram_sink_x_0.enable_autoscale(True)
        self.qtgui_histogram_sink_x_0.enable_accumulate(False)
        self.qtgui_histogram_sink_x_0.enable_grid(False)
        self.qtgui_histogram_sink_x_0.enable_axis_labels(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"]
        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 range(2):
            if len(labels[i]) == 0:
                self.qtgui_histogram_sink_x_0.set_line_label(i, "Data {0}".format(i))
            else:
                self.qtgui_histogram_sink_x_0.set_line_label(i, labels[i])
            self.qtgui_histogram_sink_x_0.set_line_width(i, widths[i])
            self.qtgui_histogram_sink_x_0.set_line_color(i, colors[i])
            self.qtgui_histogram_sink_x_0.set_line_style(i, styles[i])
            self.qtgui_histogram_sink_x_0.set_line_marker(i, markers[i])
            self.qtgui_histogram_sink_x_0.set_line_alpha(i, alphas[i])

        self._qtgui_histogram_sink_x_0_win = sip.wrapinstance(self.qtgui_histogram_sink_x_0.pyqwidget(), Qt.QWidget)
        self.top_grid_layout.addWidget(self._qtgui_histogram_sink_x_0_win)
        self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
            1024, #size
            firdes.WIN_HAMMING, #wintype
            560000000, #fc
            samp_rate, #bw
            "", #name
            2
        )
        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(True)
        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)



        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(2):
            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.blocks_multiply_const_vxx_1 = blocks.multiply_const_cc(128)
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_cc(128)
        self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_char*1, '/home/pi/Downloads/output1', False)
        self.blocks_file_sink_1.set_unbuffered(False)
        self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, '/home/pi/Downloads/output2', False)
        self.blocks_file_sink_0.set_unbuffered(False)
        self.blocks_complex_to_real_1 = blocks.complex_to_real(1)
        self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
        self.blocks_complex_to_interleaved_char_1 = blocks.complex_to_interleaved_char(False)
        self.blocks_complex_to_interleaved_char_0 = blocks.complex_to_interleaved_char(False)



        ##################################################
        # Connections
        ##################################################
        self.connect((self.blocks_complex_to_interleaved_char_0, 0), (self.blocks_file_sink_1, 0))
        self.connect((self.blocks_complex_to_interleaved_char_1, 0), (self.blocks_file_sink_0, 0))
        self.connect((self.blocks_complex_to_real_0, 0), (self.qtgui_histogram_sink_x_0, 0))
        self.connect((self.blocks_complex_to_real_1, 0), (self.qtgui_histogram_sink_x_0, 1))
        self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_complex_to_interleaved_char_0, 0))
        self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_complex_to_interleaved_char_1, 0))
        self.connect((self.rtlsdr_source_0, 0), (self.blocks_complex_to_real_0, 0))
        self.connect((self.rtlsdr_source_0, 0), (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.rtlsdr_source_0, 0), (self.qtgui_freq_sink_x_0, 0))
        self.connect((self.rtlsdr_source_1, 0), (self.blocks_complex_to_real_1, 0))
        self.connect((self.rtlsdr_source_1, 0), (self.blocks_multiply_const_vxx_1, 0))
        self.connect((self.rtlsdr_source_1, 0), (self.qtgui_freq_sink_x_0, 1))


    def closeEvent(self, event):
        self.settings = Qt.QSettings("GNU Radio", "top_block")
        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.qtgui_freq_sink_x_0.set_frequency_range(560000000, self.samp_rate)
        self.rtlsdr_source_0.set_sample_rate(self.samp_rate)
        self.rtlsdr_source_1.set_sample_rate(self.samp_rate)

    def get_gain_1(self):
        return self.gain_1

    def set_gain_1(self, gain_1):
        self.gain_1 = gain_1
        self.rtlsdr_source_1.set_gain(self.gain_1, 0)

    def get_gain_0(self):
        return self.gain_0

    def set_gain_0(self, gain_0):
        self.gain_0 = gain_0
        self.rtlsdr_source_0.set_gain(self.gain_0, 0)





def main(top_block_cls=top_block, options=None):

    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()

#!/usr/bin/env python3 # -*- coding: utf-8 -*- # # SPDX-License-Identifier: GPL-3.0 # # GNU Radio Python Flow Graph # Title: Prototype Jr # GNU Radio version: 3.8.2.0 ################################################## # Variables ################################################## ################################################## # Blocks ################################################## #size #wintype #fc #bw #name ################################################## # Connections ##################################################