--- /dev/null
+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+ <timestamp>Mon Nov 9 07:56:11 2009</timestamp>
+ <block>
+ <key>options</key>
+ <param>
+ <key>id</key>
+ <value>usrp_rx_hrpt</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>USRP HRPT Receiver</value>
+ </param>
+ <param>
+ <key>author</key>
+ <value></value>
+ </param>
+ <param>
+ <key>description</key>
+ <value></value>
+ </param>
+ <param>
+ <key>window_size</key>
+ <value>4096,4096</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>max_carrier_offset</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>2*math.pi*100e3/sample_rate</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(575, 19)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>sym_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>600*1109</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(301, 19)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>sps</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>sample_rate/sym_rate</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(397, 19)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>hs</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>int(sps/2.0)</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(499, 19)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>sample_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>64e6/decim</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(198, 17)</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>RX Gain</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>saved_gain</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>100</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>0, 1, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(340, 106)</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>saved_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>0, 0, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(199, 106)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>pll_alpha</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>PLL Alpha</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>saved_pll_alpha</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>0.5</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>0, 2, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(479, 106)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_static_text</key>
+ <param>
+ <key>id</key>
+ <value>side_text</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>USRP Side</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>side</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>str_converter</value>
+ </param>
+ <param>
+ <key>formatter</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>1, 0, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(828, 20)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_static_text</key>
+ <param>
+ <key>id</key>
+ <value>decim_text</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Decimation</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>decim</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>1, 1, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(973, 20)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>os.environ['HOME']+'/.gnuradio/config.conf'</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(12, 129)</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, os</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(11, 76)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_config</key>
+ <param>
+ <key>id</key>
+ <value>saved_freq</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>1698e6</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>real</value>
+ </param>
+ <param>
+ <key>config_file</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>section</key>
+ <value>'usrp_rx_hrpt'</value>
+ </param>
+ <param>
+ <key>option</key>
+ <value>'freq'</value>
+ </param>
+ <param>
+ <key>writeback</key>
+ <value>freq</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(507, 258)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_config</key>
+ <param>
+ <key>id</key>
+ <value>saved_gain</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>35</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>real</value>
+ </param>
+ <param>
+ <key>config_file</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>section</key>
+ <value>'usrp_rx_hrpt'</value>
+ </param>
+ <param>
+ <key>option</key>
+ <value>'gain'</value>
+ </param>
+ <param>
+ <key>writeback</key>
+ <value>gain</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(664, 259)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>clock_alpha</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Clock Alpha</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>saved_clock_alpha</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>0.5</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>0, 3, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(618, 106)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_config</key>
+ <param>
+ <key>id</key>
+ <value>side</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>'A'</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>string</value>
+ </param>
+ <param>
+ <key>config_file</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>section</key>
+ <value>'usrp_rx_hrpt'</value>
+ </param>
+ <param>
+ <key>option</key>
+ <value>'side'</value>
+ </param>
+ <param>
+ <key>writeback</key>
+ <value>side</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(194, 253)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>notebook</key>
+ <param>
+ <key>id</key>
+ <value>displays</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>['Spectrum','Demod']</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>2,0,1,4</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(12, 249)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_file_sink</key>
+ <param>
+ <key>id</key>
+ <value>frame_sink</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>file</key>
+ <value>output_filename</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>short</value>
+ </param>
+ <param>
+ <key>vlen</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(973, 1024)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>virtual_source</key>
+ <param>
+ <key>id</key>
+ <value>virtual_source_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>stream_id</key>
+ <value>baseband</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(173, 971)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_scopesink2</key>
+ <param>
+ <key>id</key>
+ <value>demod_scope</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>Post-Demod</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>sym_rate*2.0</value>
+ </param>
+ <param>
+ <key>v_scale</key>
+ <value>0.5</value>
+ </param>
+ <param>
+ <key>v_offset</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>t_scale</key>
+ <value>10.0/sym_rate</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>0, 0, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value>displays, 1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(666, 542)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>180</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_clock_recovery_mm_xx</key>
+ <param>
+ <key>id</key>
+ <value>gr_clock_recovery_mm_xx_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>omega</key>
+ <value>sps/2.0</value>
+ </param>
+ <param>
+ <key>gain_omega</key>
+ <value>clock_alpha**2/4.0</value>
+ </param>
+ <param>
+ <key>mu</key>
+ <value>0.5</value>
+ </param>
+ <param>
+ <key>gain_mu</key>
+ <value>clock_alpha</value>
+ </param>
+ <param>
+ <key>omega_relative_limit</key>
+ <value>max_clock_offset</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(873, 696)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_moving_average_xx</key>
+ <param>
+ <key>id</key>
+ <value>gr_moving_average_xx_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>length</key>
+ <value>hs</value>
+ </param>
+ <param>
+ <key>scale</key>
+ <value>1.0/hs</value>
+ </param>
+ <param>
+ <key>max_iter</key>
+ <value>4000</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(682, 713)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>noaa_hrpt_pll_cf</key>
+ <param>
+ <key>id</key>
+ <value>pll</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>alpha</key>
+ <value>pll_alpha</value>
+ </param>
+ <param>
+ <key>beta</key>
+ <value>pll_alpha**2/4.0</value>
+ </param>
+ <param>
+ <key>max_offset</key>
+ <value>max_carrier_offset</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(469, 713)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>virtual_sink</key>
+ <param>
+ <key>id</key>
+ <value>virtual_sink_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>stream_id</key>
+ <value>baseband</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(1142, 728)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_agc_xx</key>
+ <param>
+ <key>id</key>
+ <value>agc</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>rate</key>
+ <value>1e-6</value>
+ </param>
+ <param>
+ <key>reference</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>gain</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>max_gain</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(301, 705)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>usrp_simple_source_x</key>
+ <param>
+ <key>id</key>
+ <value>usrp_source</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>format</key>
+ <value></value>
+ </param>
+ <param>
+ <key>which</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>decimation</key>
+ <value>decim</value>
+ </param>
+ <param>
+ <key>frequency</key>
+ <value>freq</value>
+ </param>
+ <param>
+ <key>lo_offset</key>
+ <value>float('inf')</value>
+ </param>
+ <param>
+ <key>gain</key>
+ <value>gain</value>
+ </param>
+ <param>
+ <key>side</key>
+ <value>side</value>
+ </param>
+ <param>
+ <key>rx_ant</key>
+ <value>RXA</value>
+ </param>
+ <param>
+ <key>hb_filters</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(89, 689)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_fftsink2</key>
+ <param>
+ <key>id</key>
+ <value>rx_fft</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>RX Spectrum</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>sample_rate</value>
+ </param>
+ <param>
+ <key>baseband_freq</key>
+ <value>freq</value>
+ </param>
+ <param>
+ <key>y_per_div</key>
+ <value>5</value>
+ </param>
+ <param>
+ <key>y_divs</key>
+ <value>8</value>
+ </param>
+ <param>
+ <key>ref_level</key>
+ <value>-5</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>15</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>0.1</value>
+ </param>
+ <param>
+ <key>win</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>win_size</key>
+ <value>640, 360</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>0, 0, 1, 1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value>displays, 0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(477, 457)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_binary_slicer_fb</key>
+ <param>
+ <key>id</key>
+ <value>gr_binary_slicer_fb_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(393, 975)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>noaa_hrpt_deframer</key>
+ <param>
+ <key>id</key>
+ <value>deframer</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(762, 975)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_config</key>
+ <param>
+ <key>id</key>
+ <value>decim</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>32</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>real</value>
+ </param>
+ <param>
+ <key>config_file</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>section</key>
+ <value>'usrp_rx_hrpt'</value>
+ </param>
+ <param>
+ <key>option</key>
+ <value>'decim'</value>
+ </param>
+ <param>
+ <key>writeback</key>
+ <value>decim</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(351, 255)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_config</key>
+ <param>
+ <key>id</key>
+ <value>saved_pll_alpha</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>0.01</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>real</value>
+ </param>
+ <param>
+ <key>config_file</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>section</key>
+ <value>'usrp_rx_hrpt'</value>
+ </param>
+ <param>
+ <key>option</key>
+ <value>'pll_alpha'</value>
+ </param>
+ <param>
+ <key>writeback</key>
+ <value>pll_alpha</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(823, 258)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_config</key>
+ <param>
+ <key>id</key>
+ <value>saved_clock_alpha</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>0.01</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>real</value>
+ </param>
+ <param>
+ <key>config_file</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>section</key>
+ <value>'usrp_rx_hrpt'</value>
+ </param>
+ <param>
+ <key>option</key>
+ <value>'clock_alpha'</value>
+ </param>
+ <param>
+ <key>writeback</key>
+ <value>clock_alpha</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(981, 258)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_config</key>
+ <param>
+ <key>id</key>
+ <value>output_filename</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>'frames.hrpt'</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>string</value>
+ </param>
+ <param>
+ <key>config_file</key>
+ <value>config_filename</value>
+ </param>
+ <param>
+ <key>section</key>
+ <value>'usrp_rx_hrpt'</value>
+ </param>
+ <param>
+ <key>option</key>
+ <value>'filename'</value>
+ </param>
+ <param>
+ <key>writeback</key>
+ <value>output_filename</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(1139, 259)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>noaa_hrpt_decoder</key>
+ <param>
+ <key>id</key>
+ <value>decoder</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>verbose</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>output</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(974, 925)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>max_clock_offset</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>100e-6</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(705, 19)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <connection>
+ <source_block_id>virtual_source_0</source_block_id>
+ <sink_block_id>gr_binary_slicer_fb_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>deframer</source_block_id>
+ <sink_block_id>frame_sink</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>deframer</source_block_id>
+ <sink_block_id>decoder</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_clock_recovery_mm_xx_0</source_block_id>
+ <sink_block_id>virtual_sink_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_clock_recovery_mm_xx_0</source_block_id>
+ <sink_block_id>demod_scope</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_moving_average_xx_0</source_block_id>
+ <sink_block_id>gr_clock_recovery_mm_xx_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>pll</source_block_id>
+ <sink_block_id>gr_moving_average_xx_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>agc</source_block_id>
+ <sink_block_id>pll</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>usrp_source</source_block_id>
+ <sink_block_id>agc</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>agc</source_block_id>
+ <sink_block_id>rx_fft</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_binary_slicer_fb_0</source_block_id>
+ <sink_block_id>deframer</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+</flow_graph>
projects / debian / gnuradio / blobdiff