1 <?xml version='1.0' encoding='ASCII'?>
3 <timestamp>Thu Jul 24 14:27:48 2008</timestamp>
8 <value>dial_tone</value>
16 <value>Dial Tone</value>
20 <value>Example</value>
23 <key>description</key>
24 <value>example flow graph</value>
27 <key>window_size</key>
28 <value>1280, 1024</value>
31 <key>generate_options</key>
39 <key>_coordinate</key>
40 <value>(10, 10)</value>
51 <value>gr_add_xx</value>
70 <key>_coordinate</key>
71 <value>(513, 277)</value>
82 <value>audio_sink</value>
93 <key>device_name</key>
97 <key>ok_to_block</key>
101 <key>num_inputs</key>
105 <key>_coordinate</key>
106 <value>(699, 112)</value>
114 <key>gr_noise_source_x</key>
117 <value>gr_noise_source_x</value>
128 <key>noise_type</key>
129 <value>gr.GR_GAUSSIAN</value>
140 <key>_coordinate</key>
141 <value>(238, 380)</value>
149 <key>gr_sig_source_x</key>
152 <value>gr_sig_source_x</value>
164 <value>samp_rate</value>
168 <value>gr.GR_COS_WAVE</value>
183 <key>_coordinate</key>
184 <value>(240, 208)</value>
192 <key>gr_sig_source_x</key>
195 <value>gr_sig_source_x0</value>
207 <value>samp_rate</value>
211 <value>gr.GR_COS_WAVE</value>
226 <key>_coordinate</key>
227 <value>(240, 38)</value>
235 <key>variable_slider</key>
246 <value>Volume</value>
265 <key>slider_type</key>
266 <value>horizontal</value>
270 <value>0, 0, 1, 2</value>
273 <key>_coordinate</key>
274 <value>(634, 413)</value>
282 <key>variable_slider</key>
312 <key>slider_type</key>
313 <value>horizontal</value>
317 <value>1, 0, 1, 2</value>
320 <key>_coordinate</key>
321 <value>(443, 412)</value>
332 <value>samp_rate</value>
343 <key>_coordinate</key>
344 <value>(11, 171)</value>
352 <source_block_id>gr_sig_source_x0</source_block_id>
353 <sink_block_id>gr_add_xx</sink_block_id>
354 <source_key>0</source_key>
355 <sink_key>0</sink_key>
358 <source_block_id>gr_sig_source_x</source_block_id>
359 <sink_block_id>gr_add_xx</sink_block_id>
360 <source_key>0</source_key>
361 <sink_key>1</sink_key>
364 <source_block_id>gr_noise_source_x</source_block_id>
365 <sink_block_id>gr_add_xx</sink_block_id>
366 <source_key>0</source_key>
367 <sink_key>2</sink_key>
370 <source_block_id>gr_add_xx</source_block_id>
371 <sink_block_id>audio_sink</sink_block_id>
372 <source_key>0</source_key>
373 <sink_key>0</sink_key>