<?xml version='1.0' encoding='ASCII'?>
<flow_graph>
<timestamp>Sun Apr 8 10:21:08 2012</timestamp>
<block>
<key>variable</key>
<param>
<key>id</key>
<value>decim</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>value</key>
<value>20</value>
</param>
<param>
<key>_coordinate</key>
<value>(117, 277)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_slider</key>
<param>
<key>id</key>
<value>xlate_offset_fine_0</value>
</param>
<param>
<key>_enabled</key>
<value>False</value>
</param>
<param>
<key>label</key>
<value>Fine Offset</value>
</param>
<param>
<key>value</key>
<value>0</value>
</param>
<param>
<key>min</key>
<value>-10000</value>
</param>
<param>
<key>max</key>
<value>10000</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>(11, 595)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_slider</key>
<param>
<key>id</key>
<value>xlate_offset_fine</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>label</key>
<value>Fine Offset</value>
</param>
<param>
<key>value</key>
<value>0</value>
</param>
<param>
<key>min</key>
<value>-10000</value>
</param>
<param>
<key>max</key>
<value>10000</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>(11, 469)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_slider</key>
<param>
<key>id</key>
<value>xlate_bandwidth</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>label</key>
<value>Xlate BW</value>
</param>
<param>
<key>value</key>
<value>config_xlate_bandwidth</value>
</param>
<param>
<key>min</key>
<value>5000</value>
</param>
<param>
<key>max</key>
<value>50000</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>(128, 469)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_text_box</key>
<param>
<key>id</key>
<value>freq</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>label</key>
<value>Frequency</value>
</param>
<param>
<key>value</key>
<value>config_freq</value>
</param>
<param>
<key>converver</key>
<value>float_converter</value>
</param>
<param>
<key>formatter</key>
<value>None</value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value></value>
</param>
<param>
<key>_coordinate</key>
<value>(10, 119)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_slider</key>
<param>
<key>id</key>
<value>freq_offset</value>
</param>
<param>
<key>_enabled</key>
<value>False</value>
</param>
<param>
<key>label</key>
<value>Offset</value>
</param>
<param>
<key>value</key>
<value>0</value>
</param>
<param>
<key>min</key>
<value>-100000</value>
</param>
<param>
<key>max</key>
<value>100000</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>(10, 213)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>id</key>
<value>pre_channel_rate</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>value</key>
<value>samp_rate/decim</value>
</param>
<param>
<key>_coordinate</key>
<value>(228, 155)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_text_box</key>
<param>
<key>id</key>
<value>xlate_offset</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>label</key>
<value>Xlate Offset</value>
</param>
<param>
<key>value</key>
<value>config_xlate_offset</value>
</param>
<param>
<key>converver</key>
<value>float_converter</value>
</param>
<param>
<key>formatter</key>
<value>None</value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value></value>
</param>
<param>
<key>_coordinate</key>
<value>(245, 469)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_config</key>
<param>
<key>id</key>
<value>config_xlate_offset</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>value</key>
<value>0</value>
</param>
<param>
<key>type</key>
<value>real</value>
</param>
<param>
<key>config_file</key>
<value>.grc_rtl</value>
</param>
<param>
<key>section</key>
<value>main</value>
</param>
<param>
<key>option</key>
<value>xlate_offset</value>
</param>
<param>
<key>writeback</key>
<value>xlate_offset+xlate_offset_fine</value>
</param>
<param>
<key>_coordinate</key>
<value>(12, 828)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_config</key>
<param>
<key>id</key>
<value>config_freq</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>value</key>
<value>434075000</value>
</param>
<param>
<key>type</key>
<value>real</value>
</param>
<param>
<key>config_file</key>
<value>.grc_rtl</value>
</param>
<param>
<key>section</key>
<value>main</value>
</param>
<param>
<key>option</key>
<value>freq</value>
</param>
<param>
<key>writeback</key>
<value>freq</value>
</param>
<param>
<key>_coordinate</key>
<value>(171, 828)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_config</key>
<param>
<key>id</key>
<value>config_xlate_bandwidth</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>value</key>
<value>24000</value>
</param>
<param>
<key>type</key>
<value>real</value>
</param>
<param>
<key>config_file</key>
<value>.grc_rtl</value>
</param>
<param>
<key>section</key>
<value>main</value>
</param>
<param>
<key>option</key>
<value>xlate_bandwidth</value>
</param>
<param>
<key>writeback</key>
<value>xlate_bandwidth</value>
</param>
<param>
<key>_coordinate</key>
<value>(327, 829)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_slider</key>
<param>
<key>id</key>
<value>audio_mul</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>label</key>
<value>Audio mul</value>
</param>
<param>
<key>value</key>
<value>1</value>
</param>
<param>
<key>min</key>
<value>0</value>
</param>
<param>
<key>max</key>
<value>10</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>(116, 340)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>id</key>
<value>channel_rate</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>value</key>
<value>24000</value>
</param>
<param>
<key>_coordinate</key>
<value>(226, 405)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>gr_freq_xlating_fir_filter_xxx</key>
<param>
<key>id</key>
<value>gr_freq_xlating_fir_filter_xxx_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>ccc</value>
</param>
<param>
<key>decim</key>
<value>decim</value>
</param>
<param>
<key>taps</key>
<value>firdes.low_pass(1, samp_rate, xlate_bandwidth/2, 1000)</value>
</param>
<param>
<key>center_freq</key>
<value>xlate_offset+xlate_offset_fine</value>
</param>
<param>
<key>samp_rate</key>
<value>samp_rate</value>
</param>
<param>
<key>_coordinate</key>
<value>(205, 216)</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>freq</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>True</value>
</param>
<param>
<key>avg_alpha</key>
<value>0</value>
</param>
<param>
<key>win</key>
<value>None</value>
</param>
<param>
<key>win_size</key>
<value></value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value>nb, 0</value>
</param>
<param>
<key>_coordinate</key>
<value>(385, 6)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable_slider</key>
<param>
<key>id</key>
<value>gain</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>label</key>
<value>Gain</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>(10, 339)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>wxgui_waterfallsink2</key>
<param>
<key>id</key>
<value>wxgui_waterfallsink2_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>complex</value>
</param>
<param>
<key>title</key>
<value>Waterfall Plot</value>
</param>
<param>
<key>samp_rate</key>
<value>samp_rate</value>
</param>
<param>
<key>baseband_freq</key>
<value>freq</value>
</param>
<param>
<key>dynamic_range</key>
<value>100</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>512</value>
</param>
<param>
<key>fft_rate</key>
<value>15</value>
</param>
<param>
<key>average</key>
<value>False</value>
</param>
<param>
<key>avg_alpha</key>
<value>0</value>
</param>
<param>
<key>win</key>
<value>None</value>
</param>
<param>
<key>win_size</key>
<value></value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value>nb, 1</value>
</param>
<param>
<key>_coordinate</key>
<value>(587, 5)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>id</key>
<value>audio_rate</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>value</key>
<value>12000</value>
</param>
<param>
<key>_coordinate</key>
<value>(818, 309)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>gr_pwr_squelch_xx</key>
<param>
<key>id</key>
<value>gr_pwr_squelch_xx_0</value>
</param>
<param>
<key>_enabled</key>
<value>False</value>
</param>
<param>
<key>type</key>
<value>complex</value>
</param>
<param>
<key>threshold</key>
<value>0</value>
</param>
<param>
<key>alpha</key>
<value>1e-3</value>
</param>
<param>
<key>ramp</key>
<value>0</value>
</param>
<param>
<key>gate</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(374, 339)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>notebook</key>
<param>
<key>id</key>
<value>nb</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>['BB-1','BB-2','Xlate-1','Xlate-2','Audio','FFT']</value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value></value>
</param>
<param>
<key>_coordinate</key>
<value>(142, 595)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>wxgui_fftsink2</key>
<param>
<key>id</key>
<value>wxgui_fftsink2_0_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>channel_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>True</value>
</param>
<param>
<key>avg_alpha</key>
<value>0</value>
</param>
<param>
<key>win</key>
<value>None</value>
</param>
<param>
<key>win_size</key>
<value></value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value>nb, 2</value>
</param>
<param>
<key>_coordinate</key>
<value>(921, 183)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>wxgui_waterfallsink2</key>
<param>
<key>id</key>
<value>wxgui_waterfallsink2_0_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>complex</value>
</param>
<param>
<key>title</key>
<value>Waterfall Plot</value>
</param>
<param>
<key>samp_rate</key>
<value>channel_rate</value>
</param>
<param>
<key>baseband_freq</key>
<value>0</value>
</param>
<param>
<key>dynamic_range</key>
<value>100</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>512</value>
</param>
<param>
<key>fft_rate</key>
<value>15</value>
</param>
<param>
<key>average</key>
<value>False</value>
</param>
<param>
<key>avg_alpha</key>
<value>0</value>
</param>
<param>
<key>win</key>
<value>None</value>
</param>
<param>
<key>win_size</key>
<value></value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value>nb, 3</value>
</param>
<param>
<key>_coordinate</key>
<value>(921, 8)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>blks2_nbfm_rx</key>
<param>
<key>id</key>
<value>blks2_nbfm_rx_0</value>
</param>
<param>
<key>_enabled</key>
<value>False</value>
</param>
<param>
<key>audio_rate</key>
<value>audio_rate</value>
</param>
<param>
<key>quad_rate</key>
<value>channel_rate</value>
</param>
<param>
<key>tau</key>
<value>75e-6</value>
</param>
<param>
<key>max_dev</key>
<value>6e3</value>
</param>
<param>
<key>_coordinate</key>
<value>(589, 322)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>blks2_rational_resampler_xxx</key>
<param>
<key>id</key>
<value>blks2_rational_resampler_xxx_1</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>ccc</value>
</param>
<param>
<key>decim</key>
<value>pre_channel_rate</value>
</param>
<param>
<key>interp</key>
<value>channel_rate</value>
</param>
<param>
<key>taps</key>
<value>[]</value>
</param>
<param>
<key>fractional_bw</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(478, 216)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>import</key>
<param>
<key>id</key>
<value>import_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>import</key>
<value>import math</value>
</param>
<param>
<key>_coordinate</key>
<value>(237, 348)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>gr_quadrature_demod_cf</key>
<param>
<key>id</key>
<value>gr_quadrature_demod_cf_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>gain</key>
<value>channel_rate/(2*math.pi*6000)</value>
</param>
<param>
<key>_coordinate</key>
<value>(595, 414)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>wxgui_waterfallsink2</key>
<param>
<key>id</key>
<value>wxgui_waterfallsink2_0_0_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>float</value>
</param>
<param>
<key>title</key>
<value>Waterfall Plot</value>
</param>
<param>
<key>samp_rate</key>
<value>audio_rate</value>
</param>
<param>
<key>baseband_freq</key>
<value>0</value>
</param>
<param>
<key>dynamic_range</key>
<value>100</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>512</value>
</param>
<param>
<key>fft_rate</key>
<value>15</value>
</param>
<param>
<key>average</key>
<value>False</value>
</param>
<param>
<key>avg_alpha</key>
<value>0</value>
</param>
<param>
<key>win</key>
<value>None</value>
</param>
<param>
<key>win_size</key>
<value></value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value>nb, 5</value>
</param>
<param>
<key>_coordinate</key>
<value>(841, 682)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>low_pass_filter</key>
<param>
<key>id</key>
<value>low_pass_filter_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>fir_filter_fff</value>
</param>
<param>
<key>decim</key>
<value>2</value>
</param>
<param>
<key>interp</key>
<value>1</value>
</param>
<param>
<key>gain</key>
<value>1</value>
</param>
<param>
<key>samp_rate</key>
<value>channel_rate</value>
</param>
<param>
<key>cutoff_freq</key>
<value>6000</value>
</param>
<param>
<key>width</key>
<value>1000</value>
</param>
<param>
<key>win</key>
<value>firdes.WIN_HAMMING</value>
</param>
<param>
<key>beta</key>
<value>6.76</value>
</param>
<param>
<key>_coordinate</key>
<value>(441, 466)</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>1000000</value>
</param>
<param>
<key>_coordinate</key>
<value>(10, 57)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>rtl2832_source</key>
<param>
<key>id</key>
<value>rtl2832_source_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>verbose</key>
<value>True</value>
</param>
<param>
<key>sample_rate</key>
<value>samp_rate</value>
</param>
<param>
<key>frequency</key>
<value>freq</value>
</param>
<param>
<key>bandwidth</key>
<value>0</value>
</param>
<param>
<key>relative_gain</key>
<value>True</value>
</param>
<param>
<key>gain</key>
<value>gain</value>
</param>
<param>
<key>gain_mode</key>
<value></value>
</param>
<param>
<key>auto_gain_mode</key>
<value>False</value>
</param>
<param>
<key>usb_vid</key>
<value>0x0</value>
</param>
<param>
<key>usb_pid</key>
<value>0x0</value>
</param>
<param>
<key>tuner_name</key>
<value></value>
</param>
<param>
<key>read_length</key>
<value>1024*128*2</value>
</param>
<param>
<key>xfer_timeout</key>
<value>0</value>
</param>
<param>
<key>use_buffer</key>
<value>True</value>
</param>
<param>
<key>buf_mul</key>
<value>0</value>
</param>
<param>
<key>buf_level</key>
<value>0</value>
</param>
<param>
<key>fir_coeffs</key>
<value>[]</value>
</param>
<param>
<key>xtal_freq</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(103, 10)</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>audio_rate</value>
</param>
<param>
<key>v_scale</key>
<value>0</value>
</param>
<param>
<key>v_offset</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>win_size</key>
<value></value>
</param>
<param>
<key>grid_pos</key>
<value></value>
</param>
<param>
<key>notebook</key>
<value>nb, 4</value>
</param>
<param>
<key>_coordinate</key>
<value>(647, 783)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>blks2_rational_resampler_xxx</key>
<param>
<key>id</key>
<value>blks2_rational_resampler_xxx_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>fff</value>
</param>
<param>
<key>decim</key>
<value>audio_rate</value>
</param>
<param>
<key>interp</key>
<value>48000*0+44100</value>
</param>
<param>
<key>taps</key>
<value>[]</value>
</param>
<param>
<key>fractional_bw</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(856, 490)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>gr_multiply_const_vxx</key>
<param>
<key>id</key>
<value>gr_multiply_const_vxx_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>float</value>
</param>
<param>
<key>const</key>
<value>audio_mul</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(870, 587)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>audio_sink</key>
<param>
<key>id</key>
<value>audio_sink_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>samp_rate</key>
<value>44100</value>
</param>
<param>
<key>device_name</key>
<value></value>
</param>
<param>
<key>ok_to_block</key>
<value>True</value>
</param>
<param>
<key>num_inputs</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(855, 636)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<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>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(10, 10)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<connection>
<source_block_id>blks2_rational_resampler_xxx_1</source_block_id>
<sink_block_id>wxgui_waterfallsink2_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blks2_rational_resampler_xxx_1</source_block_id>
<sink_block_id>wxgui_fftsink2_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>gr_freq_xlating_fir_filter_xxx_0</source_block_id>
<sink_block_id>blks2_rational_resampler_xxx_1</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>rtl2832_source_0</source_block_id>
<sink_block_id>gr_freq_xlating_fir_filter_xxx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>rtl2832_source_0</source_block_id>
<sink_block_id>wxgui_waterfallsink2_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>rtl2832_source_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_rational_resampler_xxx_1</source_block_id>
<sink_block_id>blks2_nbfm_rx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blks2_nbfm_rx_0</source_block_id>
<sink_block_id>blks2_rational_resampler_xxx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blks2_nbfm_rx_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>blks2_rational_resampler_xxx_0</source_block_id>
<sink_block_id>gr_multiply_const_vxx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>gr_multiply_const_vxx_0</source_block_id>
<sink_block_id>audio_sink_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blks2_nbfm_rx_0</source_block_id>
<sink_block_id>wxgui_waterfallsink2_0_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blks2_rational_resampler_xxx_1</source_block_id>
<sink_block_id>gr_quadrature_demod_cf_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>gr_quadrature_demod_cf_0</source_block_id>
<sink_block_id>low_pass_filter_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>low_pass_filter_0</source_block_id>
<sink_block_id>blks2_rational_resampler_xxx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>low_pass_filter_0</source_block_id>
<sink_block_id>wxgui_waterfallsink2_0_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>low_pass_filter_0</source_block_id>
<sink_block_id>wxgui_scopesink2_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
</flow_graph>
