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+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+ <timestamp>Tue Jun 3 11:35:32 2014</timestamp>
+ <block>
+ <key>options</key>
+ <param>
+ <key>id</key>
+ <value>matrix_multiply_demo</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>Matrix Multiply/Multiplex Demo</value>
+ </param>
+ <param>
+ <key>author</key>
+ <value>Martin Braun</value>
+ </param>
+ <param>
+ <key>description</key>
+ <value>A demonstration of multiply_matrix_ff to demonstrate how to use it for stream selection</value>
+ </param>
+ <param>
+ <key>window_size</key>
+ <value>1280, 1024</value>
+ </param>
+ <param>
+ <key>generate_options</key>
+ <value>qt_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>max_nouts</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>realtime_scheduling</key>
+ <value></value>
+ </param>
+ <param>
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+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
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+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
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+ <value>32000</value>
+ </param>
+ <param>
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+ <value>(183, 5)</value>
+ </param>
+ <param>
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+ <value>0</value>
+ </param>
+ </block>
+ <block>
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+ <param>
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+ <value>blocks_null_source_0</value>
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+ <value>1024</value>
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+ </block>
+ <block>
+ <key>blocks_message_strobe</key>
+ <param>
+ <key>id</key>
+ <value>blocks_message_strobe_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>msg</key>
+ <value>pmt.to_pmt(new_A)</value>
+ </param>
+ <param>
+ <key>period</key>
+ <value>1000</value>
+ </param>
+ <param>
+ <key>affinity</key>
+ <value></value>
+ </param>
+ <param>
+ <key>minoutbuf</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>maxoutbuf</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(204, 376)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_qtgui_chooser</key>
+ <param>
+ <key>id</key>
+ <value>new_A</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Mode</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>raw</value>
+ </param>
+ <param>
+ <key>num_opts</key>
+ <value>3</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>((1, 0), (0, 1))</value>
+ </param>
+ <param>
+ <key>options</key>
+ <value>[0, 1, 2]</value>
+ </param>
+ <param>
+ <key>labels</key>
+ <value>[]</value>
+ </param>
+ <param>
+ <key>option0</key>
+ <value>((1, 0), (0, 1))</value>
+ </param>
+ <param>
+ <key>label0</key>
+ <value>Default</value>
+ </param>
+ <param>
+ <key>option1</key>
+ <value>((0, 1), (1, 0))</value>
+ </param>
+ <param>
+ <key>label1</key>
+ <value>Flip</value>
+ </param>
+ <param>
+ <key>option2</key>
+ <value>((.5, .5), (.5, .5))</value>
+ </param>
+ <param>
+ <key>label2</key>
+ <value>Mix</value>
+ </param>
+ <param>
+ <key>option3</key>
+ <value>3</value>
+ </param>
+ <param>
+ <key>label3</key>
+ <value></value>
+ </param>
+ <param>
+ <key>option4</key>
+ <value>4</value>
+ </param>
+ <param>
+ <key>label4</key>
+ <value></value>
+ </param>
+ <param>
+ <key>widget</key>
+ <value>combo_box</value>
+ </param>
+ <param>
+ <key>orient</key>
+ <value>Qt.QVBoxLayout</value>
+ </param>
+ <param>
+ <key>gui_hint</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(277, 0)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <connection>
+ <source_block_id>blocks_null_source_0</source_block_id>
+ <sink_block_id>blocks_stream_to_tagged_stream_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>analog_sig_source_x_0</source_block_id>
+ <sink_block_id>blocks_multiply_matrix_xx_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blocks_stream_to_tagged_stream_0</source_block_id>
+ <sink_block_id>blocks_multiply_matrix_xx_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>1</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blocks_multiply_matrix_xx_0</source_block_id>
+ <sink_block_id>qtgui_time_sink_x_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blocks_multiply_matrix_xx_0</source_block_id>
+ <sink_block_id>qtgui_time_sink_x_1</sink_block_id>
+ <source_key>1</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blocks_message_strobe_0</source_block_id>
+ <sink_block_id>blocks_multiply_matrix_xx_0</sink_block_id>
+ <source_key>strobe</source_key>
+ <sink_key>set_A</sink_key>
+ </connection>
+</flow_graph>