summaryrefslogtreecommitdiff
path: root/gnuradio-examples/grc/demod
diff options
context:
space:
mode:
Diffstat (limited to 'gnuradio-examples/grc/demod')
-rw-r--r--gnuradio-examples/grc/demod/mpsk_demod.grc586
-rw-r--r--gnuradio-examples/grc/demod/pam_timing.grc616
2 files changed, 1202 insertions, 0 deletions
diff --git a/gnuradio-examples/grc/demod/mpsk_demod.grc b/gnuradio-examples/grc/demod/mpsk_demod.grc
new file mode 100644
index 000000000..08108dcba
--- /dev/null
+++ b/gnuradio-examples/grc/demod/mpsk_demod.grc
@@ -0,0 +1,586 @@
+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+ <timestamp>Mon Oct 5 18:34:52 2009</timestamp>
+ <block>
+ <key>options</key>
+ <param>
+ <key>id</key>
+ <value>mpsk_demod</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>MPSK Demod Demo</value>
+ </param>
+ <param>
+ <key>author</key>
+ <value></value>
+ </param>
+ <param>
+ <key>description</key>
+ <value></value>
+ </param>
+ <param>
+ <key>window_size</key>
+ <value>1280, 1024</value>
+ </param>
+ <param>
+ <key>generate_options</key>
+ <value>wx_gui</value>
+ </param>
+ <param>
+ <key>category</key>
+ <value>Custom</value>
+ </param>
+ <param>
+ <key>run_options</key>
+ <value>prompt</value>
+ </param>
+ <param>
+ <key>run</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>realtime_scheduling</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>32000</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 170)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>random_source_x</key>
+ <param>
+ <key>id</key>
+ <value>random_source_x_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>byte</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>2**8</value>
+ </param>
+ <param>
+ <key>num_samps</key>
+ <value>10000</value>
+ </param>
+ <param>
+ <key>repeat</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(155, 160)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>blks2_dxpsk_mod</key>
+ <param>
+ <key>id</key>
+ <value>blks2_dxpsk_mod_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>dqpsk</value>
+ </param>
+ <param>
+ <key>samples_per_symbol</key>
+ <value>samps_per_sym</value>
+ </param>
+ <param>
+ <key>excess_bw</key>
+ <value>0.35</value>
+ </param>
+ <param>
+ <key>gray_code</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>verbose</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>log</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(391, 54)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_throttle</key>
+ <param>
+ <key>id</key>
+ <value>gr_throttle_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>samples_per_second</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>vlen</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(654, 142)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>samps_per_sym</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>4</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(7, 89)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_channel_model</key>
+ <param>
+ <key>id</key>
+ <value>gr_channel_model_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>noise_voltage</key>
+ <value>noise</value>
+ </param>
+ <param>
+ <key>freq_offset</key>
+ <value>freq_off</value>
+ </param>
+ <param>
+ <key>epsilon</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>taps</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>seed</key>
+ <value>42</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(487, 282)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>noise</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Noise</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>.1</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>100</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(259, 353)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>freq_off</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Freq Offset</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>-.5</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>.5</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>1000</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(126, 345)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>notebook</key>
+ <param>
+ <key>id</key>
+ <value>notebook</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.NB_TOP</value>
+ </param>
+ <param>
+ <key>labels</key>
+ <value>['Constellation', 'Spectrum']</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(520, 407)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_constellationsink2</key>
+ <param>
+ <key>id</key>
+ <value>wxgui_constellationsink2_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>Constellation Plot</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>frame_rate</key>
+ <value>5</value>
+ </param>
+ <param>
+ <key>const_size</key>
+ <value>2048</value>
+ </param>
+ <param>
+ <key>M</key>
+ <value>4</value>
+ </param>
+ <param>
+ <key>theta</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>alpha</key>
+ <value>0.005</value>
+ </param>
+ <param>
+ <key>fmax</key>
+ <value>0.06</value>
+ </param>
+ <param>
+ <key>mu</key>
+ <value>0.5</value>
+ </param>
+ <param>
+ <key>gain_mu</key>
+ <value>0.005</value>
+ </param>
+ <param>
+ <key>symbol_rate</key>
+ <value>samp_rate/4.</value>
+ </param>
+ <param>
+ <key>omega_limit</key>
+ <value>0.005</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value>notebook, 0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(824, 212)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_fftsink2</key>
+ <param>
+ <key>id</key>
+ <value>wxgui_fftsink2_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>FFT Plot</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>baseband_freq</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>y_per_div</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>y_divs</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>ref_level</key>
+ <value>50</value>
+ </param>
+ <param>
+ <key>ref_scale</key>
+ <value>2.0</value>
+ </param>
+ <param>
+ <key>fft_size</key>
+ <value>1024</value>
+ </param>
+ <param>
+ <key>fft_rate</key>
+ <value>30</value>
+ </param>
+ <param>
+ <key>peak_hold</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>average</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>avg_alpha</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value>notebook, 1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(847, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <connection>
+ <source_block_id>random_source_x_0</source_block_id>
+ <sink_block_id>blks2_dxpsk_mod_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_throttle_0</source_block_id>
+ <sink_block_id>wxgui_constellationsink2_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_throttle_0</source_block_id>
+ <sink_block_id>wxgui_fftsink2_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blks2_dxpsk_mod_0</source_block_id>
+ <sink_block_id>gr_channel_model_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_channel_model_0</source_block_id>
+ <sink_block_id>gr_throttle_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+</flow_graph>
diff --git a/gnuradio-examples/grc/demod/pam_timing.grc b/gnuradio-examples/grc/demod/pam_timing.grc
new file mode 100644
index 000000000..989c795a9
--- /dev/null
+++ b/gnuradio-examples/grc/demod/pam_timing.grc
@@ -0,0 +1,616 @@
+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+ <timestamp>Tue Oct 6 14:19:10 2009</timestamp>
+ <block>
+ <key>options</key>
+ <param>
+ <key>id</key>
+ <value>top_block</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value></value>
+ </param>
+ <param>
+ <key>author</key>
+ <value></value>
+ </param>
+ <param>
+ <key>description</key>
+ <value></value>
+ </param>
+ <param>
+ <key>window_size</key>
+ <value>1280, 1024</value>
+ </param>
+ <param>
+ <key>generate_options</key>
+ <value>wx_gui</value>
+ </param>
+ <param>
+ <key>category</key>
+ <value>Custom</value>
+ </param>
+ <param>
+ <key>run_options</key>
+ <value>prompt</value>
+ </param>
+ <param>
+ <key>run</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>realtime_scheduling</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>32000</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(128, 9)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_uchar_to_float</key>
+ <param>
+ <key>id</key>
+ <value>gr_uchar_to_float_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(270, 115)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>random_source_x</key>
+ <param>
+ <key>id</key>
+ <value>random_source_x_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>byte</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>2</value>
+ </param>
+ <param>
+ <key>num_samps</key>
+ <value>1000</value>
+ </param>
+ <param>
+ <key>repeat</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(13, 80)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>const_source_x</key>
+ <param>
+ <key>id</key>
+ <value>const_source_x_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>const</key>
+ <value>-0.5</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(179, 160)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_chooser</key>
+ <param>
+ <key>id</key>
+ <value>spb</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Samples Per Bit</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>4</value>
+ </param>
+ <param>
+ <key>choices</key>
+ <value>[1, 2, 3, 4, 5, 6, 7, 8]</value>
+ </param>
+ <param>
+ <key>labels</key>
+ <value>[]</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>drop_down</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.RA_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(0, 834)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_scopesink2</key>
+ <param>
+ <key>id</key>
+ <value>wxgui_scopesink2_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>Scope Plot</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>v_scale</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>t_scale</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>ac_couple</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>xy_mode</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>num_inputs</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(750, 128)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_add_xx</key>
+ <param>
+ <key>id</key>
+ <value>gr_add_xx_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>num_inputs</key>
+ <value>2</value>
+ </param>
+ <param>
+ <key>vlen</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(505, 128)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>noise_amp</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>noise_amp</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>1000</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value></value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(600, -1)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_throttle</key>
+ <param>
+ <key>id</key>
+ <value>gr_throttle_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>samples_per_second</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>vlen</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(561, 284)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_noise_source_x</key>
+ <param>
+ <key>id</key>
+ <value>gr_noise_source_x_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>noise_type</key>
+ <value>gr.GR_GAUSSIAN</value>
+ </param>
+ <param>
+ <key>amp</key>
+ <value>noise_amp</value>
+ </param>
+ <param>
+ <key>seed</key>
+ <value>42</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(45, 497)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>root_raised_cosine_filter</key>
+ <param>
+ <key>id</key>
+ <value>root_raised_cosine_filter_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>interp_fir_filter_fff</value>
+ </param>
+ <param>
+ <key>decim</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>interp</key>
+ <value>spb</value>
+ </param>
+ <param>
+ <key>gain</key>
+ <value>2*spb</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>sym_rate</key>
+ <value>1./spb</value>
+ </param>
+ <param>
+ <key>alpha</key>
+ <value>0.35</value>
+ </param>
+ <param>
+ <key>ntaps</key>
+ <value>11*spb</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(50, 295)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_add_xx</key>
+ <param>
+ <key>id</key>
+ <value>gr_add_xx_0_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>num_inputs</key>
+ <value>2</value>
+ </param>
+ <param>
+ <key>vlen</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(374, 389)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>root_raised_cosine_filter</key>
+ <param>
+ <key>id</key>
+ <value>root_raised_cosine_filter_0_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>interp_fir_filter_fff</value>
+ </param>
+ <param>
+ <key>decim</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>interp</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>gain</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>sym_rate</key>
+ <value>1./spb</value>
+ </param>
+ <param>
+ <key>alpha</key>
+ <value>0.35</value>
+ </param>
+ <param>
+ <key>ntaps</key>
+ <value>11*spb</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(376, 598)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <connection>
+ <source_block_id>random_source_x_0</source_block_id>
+ <sink_block_id>gr_uchar_to_float_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_uchar_to_float_0</source_block_id>
+ <sink_block_id>gr_add_xx_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>const_source_x_0</source_block_id>
+ <sink_block_id>gr_add_xx_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>1</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_add_xx_0</source_block_id>
+ <sink_block_id>root_raised_cosine_filter_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_throttle_0</source_block_id>
+ <sink_block_id>wxgui_scopesink2_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>root_raised_cosine_filter_0</source_block_id>
+ <sink_block_id>gr_add_xx_0_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_noise_source_x_0</source_block_id>
+ <sink_block_id>gr_add_xx_0_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>1</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_add_xx_0_0</source_block_id>
+ <sink_block_id>root_raised_cosine_filter_0_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>root_raised_cosine_filter_0_0</source_block_id>
+ <sink_block_id>gr_throttle_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+</flow_graph>