<?xml version='1.0' encoding='ASCII'?> <flow_graph> <timestamp>Sun Nov 8 10:41:07 2009</timestamp> <block> <key>options</key> <param> <key>id</key> <value>hrpt_demod</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>4096,4096</value> </param> <param> <key>generate_options</key> <value>no_gui</value> </param> <param> <key>category</key> <value>Custom</value> </param> <param> <key>run_options</key> <value>run</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>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>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, 103)</value> </param> <param> <key>_rotation</key> <value>0</value> </param> </block> <block> <key>parameter</key> <param> <key>id</key> <value>input_filename</value> </param> <param> <key>_enabled</key> <value>True</value> </param> <param> <key>label</key> <value>input_filename</value> </param> <param> <key>value</key> <value>usrp.dat</value> </param> <param> <key>type</key> <value>string</value> </param> <param> <key>short_id</key> <value>F</value> </param> <param> <key>_coordinate</key> <value>(618, 102)</value> </param> <param> <key>_rotation</key> <value>0</value> </param> </block> <block> <key>parameter</key> <param> <key>id</key> <value>output_filename</value> </param> <param> <key>_enabled</key> <value>True</value> </param> <param> <key>label</key> <value>output_filename</value> </param> <param> <key>value</key> <value>frames.dat</value> </param> <param> <key>type</key> <value>string</value> </param> <param> <key>short_id</key> <value>o</value> </param> <param> <key>_coordinate</key> <value>(726, 102)</value> </param> <param> <key>_rotation</key> <value>180</value> </param> </block> <block> <key>gr_file_source</key> <param> <key>id</key> <value>file_source</value> </param> <param> <key>_enabled</key> <value>True</value> </param> <param> <key>file</key> <value>input_filename</value> </param> <param> <key>type</key> <value>short</value> </param> <param> <key>repeat</key> <value>False</value> </param> <param> <key>vlen</key> <value>1</value> </param> <param> <key>_coordinate</key> <value>(63, 277)</value> </param> <param> <key>_rotation</key> <value>0</value> </param> </block> <block> <key>gr_interleaved_short_to_complex</key> <param> <key>id</key> <value>cs2cf</value> </param> <param> <key>_enabled</key> <value>True</value> </param> <param> <key>_coordinate</key> <value>(275, 289)</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-5</value> </param> <param> <key>reference</key> <value>1.0</value> </param> <param> <key>gain</key> <value>1.0/32768.0</value> </param> <param> <key>max_gain</key> <value>1.0</value> </param> <param> <key>_coordinate</key> <value>(117, 394)</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>(292, 402)</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>(504, 402)</value> </param> <param> <key>_rotation</key> <value>0</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>(703, 386)</value> </param> <param> <key>_rotation</key> <value>0</value> </param> </block> <block> <key>noaa_hrpt_deframer</key> <param> <key>id</key> <value>noaa_hrpt_deframer_0</value> </param> <param> <key>_enabled</key> <value>True</value> </param> <param> <key>_coordinate</key> <value>(1142, 422)</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>(960, 422)</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>(710, 17)</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>(307, 18)</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>(400, 17)</value> </param> <param> <key>_rotation</key> <value>0</value> </param> </block> <block> <key>parameter</key> <param> <key>id</key> <value>decim</value> </param> <param> <key>_enabled</key> <value>True</value> </param> <param> <key>label</key> <value>decim</value> </param> <param> <key>value</key> <value>32</value> </param> <param> <key>type</key> <value>intx</value> </param> <param> <key>short_id</key> <value>d</value> </param> <param> <key>_coordinate</key> <value>(202, 102)</value> </param> <param> <key>_rotation</key> <value>0</value> </param> </block> <block> <key>parameter</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>0.01</value> </param> <param> <key>type</key> <value>eng_float</value> </param> <param> <key>short_id</key> <value>p</value> </param> <param> <key>_coordinate</key> <value>(294, 101)</value> </param> <param> <key>_rotation</key> <value>0</value> </param> </block> <block> <key>parameter</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>0.01</value> </param> <param> <key>type</key> <value>eng_float</value> </param> <param> <key>short_id</key> <value>s</value> </param> <param> <key>_coordinate</key> <value>(395, 101)</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>False</value> </param> <param> <key>_coordinate</key> <value>(1150, 341)</value> </param> <param> <key>_rotation</key> <value>180</value> </param> </block> <block> <key>gr_file_sink</key> <param> <key>id</key> <value>gr_file_sink_0</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>(1144, 489)</value> </param> <param> <key>_rotation</key> <value>180</value> </param> </block> <connection> <source_block_id>file_source</source_block_id> <sink_block_id>cs2cf</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>gr_binary_slicer_fb_0</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>cs2cf</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>pll</sink_block_id> <source_key>0</source_key> <sink_key>0</sink_key> </connection> <connection> <source_block_id>noaa_hrpt_deframer_0</source_block_id> <sink_block_id>gr_file_sink_0</sink_block_id> <source_key>0</source_key> <sink_key>0</sink_key> </connection> <connection> <source_block_id>noaa_hrpt_deframer_0</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_binary_slicer_fb_0</source_block_id> <sink_block_id>noaa_hrpt_deframer_0</sink_block_id> <source_key>0</source_key> <sink_key>0</sink_key> </connection> </flow_graph>