Merge remote-tracking branch 'origin/master'

3 files changed, 1 insertions, 1002 deletions

diff --git a/hardware/QAM/QPSK_Hardware.png b/hardware/QAM/QPSK_Hardware.png
deleted file mode 100644
index 062d95e..0000000
--- a/hardware/QAM/QPSK_Hardware.png
+++ /dev/null
diff --git a/hardware/QAM/qam.grc b/hardware/QAM/qam.grc
index 4c53ba6..e14f1fe 100644
--- a/hardware/QAM/qam.grc
+++ b/hardware/QAM/qam.grc
@@ -42,7 +42,7 @@ blocks:
     rot_sym: '4'
     soft_dec_lut: None
     sym_map: '[0, 1, 3, 2]'
-    type: bpsk
+    type: 16qam
   states:
     bus_sink: false
     bus_source: false
diff --git a/hardware/QAM/qpks.py b/hardware/QAM/qpks.py
deleted file mode 100755
index f89ac12..0000000
--- a/hardware/QAM/qpks.py
+++ /dev/null
@@ -1,1001 +0,0 @@
-#!/usr/bin/env python3
-# -*- coding: utf-8 -*-
-
-#
-# SPDX-License-Identifier: GPL-3.0
-#
-# GNU Radio Python Flow Graph
-# Title: QPSK Hardware Simultion
-# Author: Pross Naoki, Halter Sara Cinzia
-# 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
-import pmt
-from gnuradio import digital
-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 import uhd
-import time
-from gnuradio.qtgui import Range, RangeWidget
-
-from gnuradio import qtgui
-
-class qpks(gr.top_block, Qt.QWidget):
-
-    def __init__(self):
-        gr.top_block.__init__(self, "QPSK Hardware Simultion")
-        Qt.QWidget.__init__(self)
-        self.setWindowTitle("QPSK Hardware Simultion")
-        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", "qpks")
-
-        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.sps = sps = 4
-        self.nfilts = nfilts = 32
-        self.excess_bw = excess_bw = .35
-        self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100
-        self.samp_rate = samp_rate = .4e6
-        self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts)
-        self.qpsk_const = qpsk_const = digital.constellation_rect([0.707+0.707j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j], [0, 1, 3, 2],
-        4, 2, 2, 1, 1).base()
-        self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100
-        self.eq_ntaps = eq_ntaps = 15
-        self.eq_mod = eq_mod = 2
-        self.eq_gain = eq_gain = .01
-
-        ##################################################
-        # Blocks
-        ##################################################
-        self.params = Qt.QTabWidget()
-        self.params_widget_0 = Qt.QWidget()
-        self.params_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_0)
-        self.params_grid_layout_0 = Qt.QGridLayout()
-        self.params_layout_0.addLayout(self.params_grid_layout_0)
-        self.params.addTab(self.params_widget_0, 'Channel')
-        self.params_widget_1 = Qt.QWidget()
-        self.params_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_1)
-        self.params_grid_layout_1 = Qt.QGridLayout()
-        self.params_layout_1.addLayout(self.params_grid_layout_1)
-        self.params.addTab(self.params_widget_1, 'Receiver')
-        self.top_grid_layout.addWidget(self.params)
-        self.plots = Qt.QTabWidget()
-        self.plots_widget_0 = Qt.QWidget()
-        self.plots_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_0)
-        self.plots_grid_layout_0 = Qt.QGridLayout()
-        self.plots_layout_0.addLayout(self.plots_grid_layout_0)
-        self.plots.addTab(self.plots_widget_0, 'Constellations')
-        self.plots_widget_1 = Qt.QWidget()
-        self.plots_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_1)
-        self.plots_grid_layout_1 = Qt.QGridLayout()
-        self.plots_layout_1.addLayout(self.plots_grid_layout_1)
-        self.plots.addTab(self.plots_widget_1, 'Frequency')
-        self.plots_widget_2 = Qt.QWidget()
-        self.plots_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_2)
-        self.plots_grid_layout_2 = Qt.QGridLayout()
-        self.plots_layout_2.addLayout(self.plots_grid_layout_2)
-        self.plots.addTab(self.plots_widget_2, 'Time')
-        self.plots_widget_3 = Qt.QWidget()
-        self.plots_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_3)
-        self.plots_grid_layout_3 = Qt.QGridLayout()
-        self.plots_layout_3.addLayout(self.plots_grid_layout_3)
-        self.plots.addTab(self.plots_widget_3, 'Bits')
-        self.top_grid_layout.addWidget(self.plots)
-        self._phase_bw_range = Range(0, 1, .01, 2 * 3.141592653589793 / 100, 200)
-        self._phase_bw_win = RangeWidget(self._phase_bw_range, self.set_phase_bw, 'Phase Bandwidth', "counter_slider", float)
-        self.params_grid_layout_1.addWidget(self._phase_bw_win, 1, 0, 1, 1)
-        for r in range(1, 2):
-            self.params_grid_layout_1.setRowStretch(r, 1)
-        for c in range(0, 1):
-            self.params_grid_layout_1.setColumnStretch(c, 1)
-        self._eq_gain_range = Range(0, .1, .001, .01, 200)
-        self._eq_gain_win = RangeWidget(self._eq_gain_range, self.set_eq_gain, 'Equalizer Rate', "counter_slider", float)
-        self.params_grid_layout_1.addWidget(self._eq_gain_win, 0, 0, 1, 1)
-        for r in range(0, 1):
-            self.params_grid_layout_1.setRowStretch(r, 1)
-        for c in range(0, 1):
-            self.params_grid_layout_1.setColumnStretch(c, 1)
-        self.uhd_usrp_source_0 = uhd.usrp_source(
-            ",".join(("serial=309AF6A  ", "")),
-            uhd.stream_args(
-                cpu_format="fc32",
-                args='',
-                channels=list(range(0,1)),
-            ),
-        )
-        self.uhd_usrp_source_0.set_clock_source('external', 0)
-        self.uhd_usrp_source_0.set_center_freq(2.4e9, 0)
-        self.uhd_usrp_source_0.set_rx_agc(False, 0)
-        self.uhd_usrp_source_0.set_normalized_gain(0.6, 0)
-        self.uhd_usrp_source_0.set_antenna('RX2', 0)
-        self.uhd_usrp_source_0.set_samp_rate(samp_rate)
-        self.uhd_usrp_source_0.set_time_unknown_pps(uhd.time_spec())
-        self.uhd_usrp_sink_0 = uhd.usrp_sink(
-            ",".join(("serial=309AF59  ", "")),
-            uhd.stream_args(
-                cpu_format="fc32",
-                args='',
-                channels=list(range(0,1)),
-            ),
-            '',
-        )
-        self.uhd_usrp_sink_0.set_clock_source('external', 0)
-        self.uhd_usrp_sink_0.set_center_freq(2.4e9, 0)
-        self.uhd_usrp_sink_0.set_normalized_gain(0.35, 0)
-        self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
-        self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
-        self.uhd_usrp_sink_0.set_time_unknown_pps(uhd.time_spec())
-        self.qtgui_time_sink_x_2_0_0 = qtgui.time_sink_c(
-            1024, #size
-            samp_rate, #samp_rate
-            "Received (RX)", #name
-            1 #number of inputs
-        )
-        self.qtgui_time_sink_x_2_0_0.set_update_time(0.10)
-        self.qtgui_time_sink_x_2_0_0.set_y_axis(-1, 1)
-
-        self.qtgui_time_sink_x_2_0_0.set_y_label('Amplitude', "")
-
-        self.qtgui_time_sink_x_2_0_0.enable_tags(False)
-        self.qtgui_time_sink_x_2_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
-        self.qtgui_time_sink_x_2_0_0.enable_autoscale(True)
-        self.qtgui_time_sink_x_2_0_0.enable_grid(False)
-        self.qtgui_time_sink_x_2_0_0.enable_axis_labels(True)
-        self.qtgui_time_sink_x_2_0_0.enable_control_panel(False)
-        self.qtgui_time_sink_x_2_0_0.enable_stem_plot(False)
-
-
-        labels = ['Signal 1', 'Signal 2', '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(2):
-            if len(labels[i]) == 0:
-                if (i % 2 == 0):
-                    self.qtgui_time_sink_x_2_0_0.set_line_label(i, "Re{{Data {0}}}".format(i/2))
-                else:
-                    self.qtgui_time_sink_x_2_0_0.set_line_label(i, "Im{{Data {0}}}".format(i/2))
-            else:
-                self.qtgui_time_sink_x_2_0_0.set_line_label(i, labels[i])
-            self.qtgui_time_sink_x_2_0_0.set_line_width(i, widths[i])
-            self.qtgui_time_sink_x_2_0_0.set_line_color(i, colors[i])
-            self.qtgui_time_sink_x_2_0_0.set_line_style(i, styles[i])
-            self.qtgui_time_sink_x_2_0_0.set_line_marker(i, markers[i])
-            self.qtgui_time_sink_x_2_0_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_time_sink_x_2_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_2_0_0.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_2.addWidget(self._qtgui_time_sink_x_2_0_0_win, 1, 0, 1, 1)
-        for r in range(1, 2):
-            self.plots_grid_layout_2.setRowStretch(r, 1)
-        for c in range(0, 1):
-            self.plots_grid_layout_2.setColumnStretch(c, 1)
-        self.qtgui_time_sink_x_2 = qtgui.time_sink_c(
-            1024, #size
-            samp_rate, #samp_rate
-            "Modulated (TX)", #name
-            1 #number of inputs
-        )
-        self.qtgui_time_sink_x_2.set_update_time(0.10)
-        self.qtgui_time_sink_x_2.set_y_axis(-1, 1)
-
-        self.qtgui_time_sink_x_2.set_y_label('Amplitude', "")
-
-        self.qtgui_time_sink_x_2.enable_tags(False)
-        self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
-        self.qtgui_time_sink_x_2.enable_autoscale(True)
-        self.qtgui_time_sink_x_2.enable_grid(False)
-        self.qtgui_time_sink_x_2.enable_axis_labels(True)
-        self.qtgui_time_sink_x_2.enable_control_panel(False)
-        self.qtgui_time_sink_x_2.enable_stem_plot(False)
-
-
-        labels = ['Signal 1', 'Signal 2', '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(2):
-            if len(labels[i]) == 0:
-                if (i % 2 == 0):
-                    self.qtgui_time_sink_x_2.set_line_label(i, "Re{{Data {0}}}".format(i/2))
-                else:
-                    self.qtgui_time_sink_x_2.set_line_label(i, "Im{{Data {0}}}".format(i/2))
-            else:
-                self.qtgui_time_sink_x_2.set_line_label(i, labels[i])
-            self.qtgui_time_sink_x_2.set_line_width(i, widths[i])
-            self.qtgui_time_sink_x_2.set_line_color(i, colors[i])
-            self.qtgui_time_sink_x_2.set_line_style(i, styles[i])
-            self.qtgui_time_sink_x_2.set_line_marker(i, markers[i])
-            self.qtgui_time_sink_x_2.set_line_alpha(i, alphas[i])
-
-        self._qtgui_time_sink_x_2_win = sip.wrapinstance(self.qtgui_time_sink_x_2.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_2.addWidget(self._qtgui_time_sink_x_2_win, 0, 0, 1, 1)
-        for r in range(0, 1):
-            self.plots_grid_layout_2.setRowStretch(r, 1)
-        for c in range(0, 1):
-            self.plots_grid_layout_2.setColumnStretch(c, 1)
-        self.qtgui_freq_sink_x_1_0_1_0 = qtgui.freq_sink_c(
-            1024, #size
-            firdes.WIN_BLACKMAN_hARRIS, #wintype
-            0, #fc
-            samp_rate, #bw
-            "Locked", #name
-            1
-        )
-        self.qtgui_freq_sink_x_1_0_1_0.set_update_time(0.10)
-        self.qtgui_freq_sink_x_1_0_1_0.set_y_axis(-140, 10)
-        self.qtgui_freq_sink_x_1_0_1_0.set_y_label('Relative Gain', 'dB')
-        self.qtgui_freq_sink_x_1_0_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
-        self.qtgui_freq_sink_x_1_0_1_0.enable_autoscale(False)
-        self.qtgui_freq_sink_x_1_0_1_0.enable_grid(False)
-        self.qtgui_freq_sink_x_1_0_1_0.set_fft_average(1.0)
-        self.qtgui_freq_sink_x_1_0_1_0.enable_axis_labels(True)
-        self.qtgui_freq_sink_x_1_0_1_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_1_0_1_0.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_freq_sink_x_1_0_1_0.set_line_label(i, labels[i])
-            self.qtgui_freq_sink_x_1_0_1_0.set_line_width(i, widths[i])
-            self.qtgui_freq_sink_x_1_0_1_0.set_line_color(i, colors[i])
-            self.qtgui_freq_sink_x_1_0_1_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_freq_sink_x_1_0_1_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0_1_0.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_1_0_win, 1, 2, 1, 1)
-        for r in range(1, 2):
-            self.plots_grid_layout_1.setRowStretch(r, 1)
-        for c in range(2, 3):
-            self.plots_grid_layout_1.setColumnStretch(c, 1)
-        self.qtgui_freq_sink_x_1_0_1 = qtgui.freq_sink_c(
-            1024, #size
-            firdes.WIN_BLACKMAN_hARRIS, #wintype
-            0, #fc
-            samp_rate, #bw
-            "Equalized", #name
-            1
-        )
-        self.qtgui_freq_sink_x_1_0_1.set_update_time(0.10)
-        self.qtgui_freq_sink_x_1_0_1.set_y_axis(-140, 10)
-        self.qtgui_freq_sink_x_1_0_1.set_y_label('Relative Gain', 'dB')
-        self.qtgui_freq_sink_x_1_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
-        self.qtgui_freq_sink_x_1_0_1.enable_autoscale(False)
-        self.qtgui_freq_sink_x_1_0_1.enable_grid(False)
-        self.qtgui_freq_sink_x_1_0_1.set_fft_average(1.0)
-        self.qtgui_freq_sink_x_1_0_1.enable_axis_labels(True)
-        self.qtgui_freq_sink_x_1_0_1.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_1_0_1.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_freq_sink_x_1_0_1.set_line_label(i, labels[i])
-            self.qtgui_freq_sink_x_1_0_1.set_line_width(i, widths[i])
-            self.qtgui_freq_sink_x_1_0_1.set_line_color(i, colors[i])
-            self.qtgui_freq_sink_x_1_0_1.set_line_alpha(i, alphas[i])
-
-        self._qtgui_freq_sink_x_1_0_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0_1.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_1_win, 1, 1, 1, 1)
-        for r in range(1, 2):
-            self.plots_grid_layout_1.setRowStretch(r, 1)
-        for c in range(1, 2):
-            self.plots_grid_layout_1.setColumnStretch(c, 1)
-        self.qtgui_freq_sink_x_1_0_0 = qtgui.freq_sink_c(
-            1024, #size
-            firdes.WIN_BLACKMAN_hARRIS, #wintype
-            0, #fc
-            samp_rate, #bw
-            "Received", #name
-            1
-        )
-        self.qtgui_freq_sink_x_1_0_0.set_update_time(0.10)
-        self.qtgui_freq_sink_x_1_0_0.set_y_axis(-140, 10)
-        self.qtgui_freq_sink_x_1_0_0.set_y_label('Relative Gain', 'dB')
-        self.qtgui_freq_sink_x_1_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
-        self.qtgui_freq_sink_x_1_0_0.enable_autoscale(False)
-        self.qtgui_freq_sink_x_1_0_0.enable_grid(False)
-        self.qtgui_freq_sink_x_1_0_0.set_fft_average(1.0)
-        self.qtgui_freq_sink_x_1_0_0.enable_axis_labels(True)
-        self.qtgui_freq_sink_x_1_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_1_0_0.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_freq_sink_x_1_0_0.set_line_label(i, labels[i])
-            self.qtgui_freq_sink_x_1_0_0.set_line_width(i, widths[i])
-            self.qtgui_freq_sink_x_1_0_0.set_line_color(i, colors[i])
-            self.qtgui_freq_sink_x_1_0_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_freq_sink_x_1_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0_0.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_0_win, 0, 1, 1, 1)
-        for r in range(0, 1):
-            self.plots_grid_layout_1.setRowStretch(r, 1)
-        for c in range(1, 2):
-            self.plots_grid_layout_1.setColumnStretch(c, 1)
-        self.qtgui_freq_sink_x_1_0 = qtgui.freq_sink_c(
-            1024, #size
-            firdes.WIN_BLACKMAN_hARRIS, #wintype
-            0, #fc
-            samp_rate, #bw
-            "Synchronized and filtered", #name
-            1
-        )
-        self.qtgui_freq_sink_x_1_0.set_update_time(0.10)
-        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(False)
-        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)
-
-
-
-        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_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.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_win, 0, 2, 1, 1)
-        for r in range(0, 1):
-            self.plots_grid_layout_1.setRowStretch(r, 1)
-        for c in range(2, 3):
-            self.plots_grid_layout_1.setColumnStretch(c, 1)
-        self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c(
-            1024, #size
-            firdes.WIN_BLACKMAN_hARRIS, #wintype
-            0, #fc
-            samp_rate, #bw
-            "Modulated (TX)", #name
-            1
-        )
-        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)
-
-
-
-        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_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.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_win, 0, 0, 1, 1)
-        for r in range(0, 1):
-            self.plots_grid_layout_1.setRowStretch(r, 1)
-        for c in range(0, 1):
-            self.plots_grid_layout_1.setColumnStretch(c, 1)
-        self.qtgui_eye_sink_x_1 = qtgui.eye_sink_c(
-            1024, #size
-            samp_rate, #samp_rate
-            "", #name
-            1 #number of inputs
-        )
-        self.qtgui_eye_sink_x_1.set_update_time(0.10)
-        self.qtgui_eye_sink_x_1.set_samp_per_symbol(sps)
-        self.qtgui_eye_sink_x_1.set_y_axis(-1, 1)
-
-        self.qtgui_eye_sink_x_1.set_y_label('Amplitude', "")
-
-        self.qtgui_eye_sink_x_1.enable_tags(True)
-        self.qtgui_eye_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
-        self.qtgui_eye_sink_x_1.enable_autoscale(False)
-        self.qtgui_eye_sink_x_1.enable_grid(False)
-        self.qtgui_eye_sink_x_1.enable_axis_labels(True)
-        self.qtgui_eye_sink_x_1.enable_control_panel(False)
-
-
-        labels = ['Signal 1', 'Signal 2', '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', 'blue', 'blue', 'blue', 'blue',
-            'blue', 'blue', 'blue', 'blue', '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(2):
-            if len(labels[i]) == 0:
-                if (i % 2 == 0):
-                    self.qtgui_eye_sink_x_1.set_line_label(i, "Eye [Re{{Data {0}}}]".format(round(i/2)))
-                else:
-                    self.qtgui_eye_sink_x_1.set_line_label(i, "Eye [Im{{Data {0}}}]".format(round((i-1)/2)))
-            else:
-                self.qtgui_eye_sink_x_1.set_line_label(i, labels[i])
-            self.qtgui_eye_sink_x_1.set_line_width(i, widths[i])
-            self.qtgui_eye_sink_x_1.set_line_color(i, colors[i])
-            self.qtgui_eye_sink_x_1.set_line_style(i, styles[i])
-            self.qtgui_eye_sink_x_1.set_line_marker(i, markers[i])
-            self.qtgui_eye_sink_x_1.set_line_alpha(i, alphas[i])
-
-        self._qtgui_eye_sink_x_1_win = sip.wrapinstance(self.qtgui_eye_sink_x_1.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_3.addWidget(self._qtgui_eye_sink_x_1_win, 1, 0, 1, 1)
-        for r in range(1, 2):
-            self.plots_grid_layout_3.setRowStretch(r, 1)
-        for c in range(0, 1):
-            self.plots_grid_layout_3.setColumnStretch(c, 1)
-        self.qtgui_eye_sink_x_0 = qtgui.eye_sink_c(
-            1024, #size
-            samp_rate, #samp_rate
-            "", #name
-            1 #number of inputs
-        )
-        self.qtgui_eye_sink_x_0.set_update_time(0.10)
-        self.qtgui_eye_sink_x_0.set_samp_per_symbol(sps)
-        self.qtgui_eye_sink_x_0.set_y_axis(-1, 1)
-
-        self.qtgui_eye_sink_x_0.set_y_label('Amplitude', "")
-
-        self.qtgui_eye_sink_x_0.enable_tags(True)
-        self.qtgui_eye_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
-        self.qtgui_eye_sink_x_0.enable_autoscale(False)
-        self.qtgui_eye_sink_x_0.enable_grid(False)
-        self.qtgui_eye_sink_x_0.enable_axis_labels(True)
-        self.qtgui_eye_sink_x_0.enable_control_panel(False)
-
-
-        labels = ['Signal 1', 'Signal 2', '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', 'blue', 'blue', 'blue', 'blue',
-            'blue', 'blue', 'blue', 'blue', '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(2):
-            if len(labels[i]) == 0:
-                if (i % 2 == 0):
-                    self.qtgui_eye_sink_x_0.set_line_label(i, "Eye [Re{{Data {0}}}]".format(round(i/2)))
-                else:
-                    self.qtgui_eye_sink_x_0.set_line_label(i, "Eye [Im{{Data {0}}}]".format(round((i-1)/2)))
-            else:
-                self.qtgui_eye_sink_x_0.set_line_label(i, labels[i])
-            self.qtgui_eye_sink_x_0.set_line_width(i, widths[i])
-            self.qtgui_eye_sink_x_0.set_line_color(i, colors[i])
-            self.qtgui_eye_sink_x_0.set_line_style(i, styles[i])
-            self.qtgui_eye_sink_x_0.set_line_marker(i, markers[i])
-            self.qtgui_eye_sink_x_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_eye_sink_x_0_win = sip.wrapinstance(self.qtgui_eye_sink_x_0.pyqwidget(), Qt.QWidget)
-        self.top_grid_layout.addWidget(self._qtgui_eye_sink_x_0_win)
-        self.qtgui_const_sink_x_2 = qtgui.const_sink_c(
-            1024, #size
-            "Locked", #name
-            1 #number of inputs
-        )
-        self.qtgui_const_sink_x_2.set_update_time(0.10)
-        self.qtgui_const_sink_x_2.set_y_axis(-2, 2)
-        self.qtgui_const_sink_x_2.set_x_axis(-2, 2)
-        self.qtgui_const_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
-        self.qtgui_const_sink_x_2.enable_autoscale(False)
-        self.qtgui_const_sink_x_2.enable_grid(False)
-        self.qtgui_const_sink_x_2.enable_axis_labels(True)
-
-
-        labels = ['', '', '', '', '',
-            '', '', '', '', '']
-        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 range(1):
-            if len(labels[i]) == 0:
-                self.qtgui_const_sink_x_2.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_const_sink_x_2.set_line_label(i, labels[i])
-            self.qtgui_const_sink_x_2.set_line_width(i, widths[i])
-            self.qtgui_const_sink_x_2.set_line_color(i, colors[i])
-            self.qtgui_const_sink_x_2.set_line_style(i, styles[i])
-            self.qtgui_const_sink_x_2.set_line_marker(i, markers[i])
-            self.qtgui_const_sink_x_2.set_line_alpha(i, alphas[i])
-
-        self._qtgui_const_sink_x_2_win = sip.wrapinstance(self.qtgui_const_sink_x_2.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_2_win, 1, 2, 1, 1)
-        for r in range(1, 2):
-            self.plots_grid_layout_0.setRowStretch(r, 1)
-        for c in range(2, 3):
-            self.plots_grid_layout_0.setColumnStretch(c, 1)
-        self.qtgui_const_sink_x_1_0 = qtgui.const_sink_c(
-            1024, #size
-            "Equalized", #name
-            1 #number of inputs
-        )
-        self.qtgui_const_sink_x_1_0.set_update_time(0.10)
-        self.qtgui_const_sink_x_1_0.set_y_axis(-2, 2)
-        self.qtgui_const_sink_x_1_0.set_x_axis(-2, 2)
-        self.qtgui_const_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
-        self.qtgui_const_sink_x_1_0.enable_autoscale(False)
-        self.qtgui_const_sink_x_1_0.enable_grid(False)
-        self.qtgui_const_sink_x_1_0.enable_axis_labels(True)
-
-
-        labels = ['', '', '', '', '',
-            '', '', '', '', '']
-        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 range(1):
-            if len(labels[i]) == 0:
-                self.qtgui_const_sink_x_1_0.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_const_sink_x_1_0.set_line_label(i, labels[i])
-            self.qtgui_const_sink_x_1_0.set_line_width(i, widths[i])
-            self.qtgui_const_sink_x_1_0.set_line_color(i, colors[i])
-            self.qtgui_const_sink_x_1_0.set_line_style(i, styles[i])
-            self.qtgui_const_sink_x_1_0.set_line_marker(i, markers[i])
-            self.qtgui_const_sink_x_1_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_const_sink_x_1_0_win = sip.wrapinstance(self.qtgui_const_sink_x_1_0.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_1_0_win, 1, 1, 1, 1)
-        for r in range(1, 2):
-            self.plots_grid_layout_0.setRowStretch(r, 1)
-        for c in range(1, 2):
-            self.plots_grid_layout_0.setColumnStretch(c, 1)
-        self.qtgui_const_sink_x_0_0_0 = qtgui.const_sink_c(
-            2048, #size
-            "Received", #name
-            1 #number of inputs
-        )
-        self.qtgui_const_sink_x_0_0_0.set_update_time(0.10)
-        self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2)
-        self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2)
-        self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
-        self.qtgui_const_sink_x_0_0_0.enable_autoscale(True)
-        self.qtgui_const_sink_x_0_0_0.enable_grid(False)
-        self.qtgui_const_sink_x_0_0_0.enable_axis_labels(True)
-
-
-        labels = ['', '', '', '', '',
-            '', '', '', '', '']
-        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 range(1):
-            if len(labels[i]) == 0:
-                self.qtgui_const_sink_x_0_0_0.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i])
-            self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i])
-            self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i])
-            self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i])
-            self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i])
-            self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_0_0_win, 0, 1, 1, 1)
-        for r in range(0, 1):
-            self.plots_grid_layout_0.setRowStretch(r, 1)
-        for c in range(1, 2):
-            self.plots_grid_layout_0.setColumnStretch(c, 1)
-        self.qtgui_const_sink_x_0_0 = qtgui.const_sink_c(
-            2048, #size
-            "Synchronized and filtered", #name
-            1 #number of inputs
-        )
-        self.qtgui_const_sink_x_0_0.set_update_time(0.10)
-        self.qtgui_const_sink_x_0_0.set_y_axis(-2, 2)
-        self.qtgui_const_sink_x_0_0.set_x_axis(-2, 2)
-        self.qtgui_const_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
-        self.qtgui_const_sink_x_0_0.enable_autoscale(True)
-        self.qtgui_const_sink_x_0_0.enable_grid(False)
-        self.qtgui_const_sink_x_0_0.enable_axis_labels(True)
-
-
-        labels = ['', '', '', '', '',
-            '', '', '', '', '']
-        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 range(1):
-            if len(labels[i]) == 0:
-                self.qtgui_const_sink_x_0_0.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_const_sink_x_0_0.set_line_label(i, labels[i])
-            self.qtgui_const_sink_x_0_0.set_line_width(i, widths[i])
-            self.qtgui_const_sink_x_0_0.set_line_color(i, colors[i])
-            self.qtgui_const_sink_x_0_0.set_line_style(i, styles[i])
-            self.qtgui_const_sink_x_0_0.set_line_marker(i, markers[i])
-            self.qtgui_const_sink_x_0_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_const_sink_x_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_0_win, 0, 2, 1, 1)
-        for r in range(0, 1):
-            self.plots_grid_layout_0.setRowStretch(r, 1)
-        for c in range(2, 3):
-            self.plots_grid_layout_0.setColumnStretch(c, 1)
-        self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
-            1024, #size
-            "Sent (with ISI)", #name
-            1 #number of inputs
-        )
-        self.qtgui_const_sink_x_0.set_update_time(0.10)
-        self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
-        self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
-        self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
-        self.qtgui_const_sink_x_0.enable_autoscale(False)
-        self.qtgui_const_sink_x_0.enable_grid(False)
-        self.qtgui_const_sink_x_0.enable_axis_labels(True)
-
-
-        labels = ['', '', '', '', '',
-            '', '', '', '', '']
-        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 range(1):
-            if len(labels[i]) == 0:
-                self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i))
-            else:
-                self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
-            self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
-            self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
-            self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
-            self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
-            self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
-
-        self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
-        self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_win, 0, 0, 1, 1)
-        for r in range(0, 1):
-            self.plots_grid_layout_0.setRowStretch(r, 1)
-        for c in range(0, 1):
-            self.plots_grid_layout_0.setColumnStretch(c, 1)
-        self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, int(sps / 2))
-        self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2])
-        self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
-        self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, 4, False)
-        self.digital_constellation_modulator_0 = digital.generic_mod(
-            constellation=qpsk_const,
-            differential=True,
-            samples_per_symbol=sps,
-            pre_diff_code=True,
-            excess_bw=excess_bw,
-            verbose=False,
-            log=False)
-        self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk_const)
-        self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, int(sps / 2))
-        self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char*1)
-        self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/home/god/Documents/Fading/hardware/QPSK/lena512color.tiff', True, 0, 0)
-        self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL)
-
-
-
-        ##################################################
-        # Connections
-        ##################################################
-        self.connect((self.blocks_file_source_0, 0), (self.digital_constellation_modulator_0, 0))
-        self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
-        self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_const_sink_x_1_0, 0))
-        self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_freq_sink_x_1_0_1, 0))
-        self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0))
-        self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_const_sink_x_0, 0))
-        self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_freq_sink_x_1, 0))
-        self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_time_sink_x_2, 0))
-        self.connect((self.digital_constellation_modulator_0, 0), (self.uhd_usrp_sink_0, 0))
-        self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
-        self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_const_sink_x_2, 0))
-        self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_eye_sink_x_1, 0))
-        self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_freq_sink_x_1_0_1_0, 0))
-        self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_time_sink_x_2_0_0, 0))
-        self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_map_bb_0, 0))
-        self.connect((self.digital_map_bb_0, 0), (self.blocks_null_sink_0, 0))
-        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
-        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_const_sink_x_0_0, 0))
-        self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_freq_sink_x_1_0, 0))
-        self.connect((self.uhd_usrp_source_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
-        self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_const_sink_x_0_0_0, 0))
-        self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_freq_sink_x_1_0_0, 0))
-
-
-    def closeEvent(self, event):
-        self.settings = Qt.QSettings("GNU Radio", "qpks")
-        self.settings.setValue("geometry", self.saveGeometry())
-        event.accept()
-
-    def get_sps(self):
-        return self.sps
-
-    def set_sps(self, sps):
-        self.sps = sps
-        self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
-        self.qtgui_eye_sink_x_0.set_samp_per_symbol(self.sps)
-        self.qtgui_eye_sink_x_1.set_samp_per_symbol(self.sps)
-
-    def get_nfilts(self):
-        return self.nfilts
-
-    def set_nfilts(self, nfilts):
-        self.nfilts = nfilts
-        self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
-
-    def get_excess_bw(self):
-        return self.excess_bw
-
-    def set_excess_bw(self, excess_bw):
-        self.excess_bw = excess_bw
-        self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
-
-    def get_timing_loop_bw(self):
-        return self.timing_loop_bw
-
-    def set_timing_loop_bw(self, timing_loop_bw):
-        self.timing_loop_bw = timing_loop_bw
-        self.digital_pfb_clock_sync_xxx_0.set_loop_bandwidth(self.timing_loop_bw)
-
-    def get_samp_rate(self):
-        return self.samp_rate
-
-    def set_samp_rate(self, samp_rate):
-        self.samp_rate = samp_rate
-        self.qtgui_eye_sink_x_0.set_samp_rate(self.samp_rate)
-        self.qtgui_eye_sink_x_1.set_samp_rate(self.samp_rate)
-        self.qtgui_freq_sink_x_1.set_frequency_range(0, self.samp_rate)
-        self.qtgui_freq_sink_x_1_0.set_frequency_range(0, self.samp_rate)
-        self.qtgui_freq_sink_x_1_0_0.set_frequency_range(0, self.samp_rate)
-        self.qtgui_freq_sink_x_1_0_1.set_frequency_range(0, self.samp_rate)
-        self.qtgui_freq_sink_x_1_0_1_0.set_frequency_range(0, self.samp_rate)
-        self.qtgui_time_sink_x_2.set_samp_rate(self.samp_rate)
-        self.qtgui_time_sink_x_2_0_0.set_samp_rate(self.samp_rate)
-        self.uhd_usrp_sink_0.set_samp_rate(self.samp_rate)
-        self.uhd_usrp_source_0.set_samp_rate(self.samp_rate)
-
-    def get_rrc_taps(self):
-        return self.rrc_taps
-
-    def set_rrc_taps(self, rrc_taps):
-        self.rrc_taps = rrc_taps
-        self.digital_pfb_clock_sync_xxx_0.update_taps(self.rrc_taps)
-
-    def get_qpsk_const(self):
-        return self.qpsk_const
-
-    def set_qpsk_const(self, qpsk_const):
-        self.qpsk_const = qpsk_const
-
-    def get_phase_bw(self):
-        return self.phase_bw
-
-    def set_phase_bw(self, phase_bw):
-        self.phase_bw = phase_bw
-        self.digital_costas_loop_cc_0.set_loop_bandwidth(self.phase_bw)
-
-    def get_eq_ntaps(self):
-        return self.eq_ntaps
-
-    def set_eq_ntaps(self, eq_ntaps):
-        self.eq_ntaps = eq_ntaps
-
-    def get_eq_mod(self):
-        return self.eq_mod
-
-    def set_eq_mod(self, eq_mod):
-        self.eq_mod = eq_mod
-        self.digital_cma_equalizer_cc_0.set_modulus(self.eq_mod)
-
-    def get_eq_gain(self):
-        return self.eq_gain
-
-    def set_eq_gain(self, eq_gain):
-        self.eq_gain = eq_gain
-        self.digital_cma_equalizer_cc_0.set_gain(self.eq_gain)
-
-
-
-
-
-def main(top_block_cls=qpks, 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()