git.gag.com Git - debian/gnuradio/blob - gnuradio-examples/python/pfb/resampler_demo.grc

   1 <?xml version='1.0' encoding='ASCII'?>
   2 <flow_graph>
   3   <timestamp>Sun Aug 23 11:39:47 2009</timestamp>
   4   <block>
   5     <key>options</key>
   6     <param>
   7       <key>id</key>
   8       <value>resampler_demo</value>
   9     </param>
  10     <param>
  11       <key>_enabled</key>
  12       <value>True</value>
  13     </param>
  14     <param>
  15       <key>title</key>
  16       <value></value>
  17     </param>
  18     <param>
  19       <key>author</key>
  20       <value></value>
  21     </param>
  22     <param>
  23       <key>description</key>
  24       <value></value>
  25     </param>
  26     <param>
  27       <key>window_size</key>
  28       <value>1280, 1024</value>
  29     </param>
  30     <param>
  31       <key>generate_options</key>
  32       <value>wx_gui</value>
  33     </param>
  34     <param>
  35       <key>category</key>
  36       <value>Custom</value>
  37     </param>
  38     <param>
  39       <key>run</key>
  40       <value>True</value>
  41     </param>
  42     <param>
  43       <key>realtime_scheduling</key>
  44       <value></value>
  45     </param>
  46     <param>
  47       <key>_coordinate</key>
  48       <value>(10, 10)</value>
  49     </param>
  50     <param>
  51       <key>_rotation</key>
  52       <value>0</value>
  53     </param>
  54   </block>
  55   <block>
  56     <key>import</key>
  57     <param>
  58       <key>id</key>
  59       <value>import_0</value>
  60     </param>
  61     <param>
  62       <key>_enabled</key>
  63       <value>True</value>
  64     </param>
  65     <param>
  66       <key>import</key>
  67       <value>import math</value>
  68     </param>
  69     <param>
  70       <key>_coordinate</key>
  71       <value>(11, 59)</value>
  72     </param>
  73     <param>
  74       <key>_rotation</key>
  75       <value>0</value>
  76     </param>
  77   </block>
  78   <block>
  79     <key>variable</key>
  80     <param>
  81       <key>id</key>
  82       <value>rs_taps</value>
  83     </param>
  84     <param>
  85       <key>_enabled</key>
  86       <value>True</value>
  87     </param>
  88     <param>
  89       <key>value</key>
  90       <value>firdes.low_pass(nphases, nphases, frac_bw, 0.5-frac_bw)</value>
  91     </param>
  92     <param>
  93       <key>_coordinate</key>
  94       <value>(273, 154)</value>
  95     </param>
  96     <param>
  97       <key>_rotation</key>
  98       <value>0</value>
  99     </param>
 100   </block>
 101   <block>
 102     <key>gr_add_const_vxx</key>
 103     <param>
 104       <key>id</key>
 105       <value>adder</value>
 106     </param>
 107     <param>
 108       <key>_enabled</key>
 109       <value>True</value>
 110     </param>
 111     <param>
 112       <key>type</key>
 113       <value>float</value>
 114     </param>
 115     <param>
 116       <key>const</key>
 117       <value>-1.0</value>
 118     </param>
 119     <param>
 120       <key>vlen</key>
 121       <value>1</value>
 122     </param>
 123     <param>
 124       <key>_coordinate</key>
 125       <value>(227, 303)</value>
 126     </param>
 127     <param>
 128       <key>_rotation</key>
 129       <value>0</value>
 130     </param>
 131   </block>
 132   <block>
 133     <key>gr_throttle</key>
 134     <param>
 135       <key>id</key>
 136       <value>throttle</value>
 137     </param>
 138     <param>
 139       <key>_enabled</key>
 140       <value>True</value>
 141     </param>
 142     <param>
 143       <key>type</key>
 144       <value>float</value>
 145     </param>
 146     <param>
 147       <key>samples_per_second</key>
 148       <value>samp_rate</value>
 149     </param>
 150     <param>
 151       <key>vlen</key>
 152       <value>1</value>
 153     </param>
 154     <param>
 155       <key>_coordinate</key>
 156       <value>(227, 493)</value>
 157     </param>
 158     <param>
 159       <key>_rotation</key>
 160       <value>0</value>
 161     </param>
 162   </block>
 163   <block>
 164     <key>wxgui_fftsink2</key>
 165     <param>
 166       <key>id</key>
 167       <value>orig_fft</value>
 168     </param>
 169     <param>
 170       <key>_enabled</key>
 171       <value>True</value>
 172     </param>
 173     <param>
 174       <key>type</key>
 175       <value>complex</value>
 176     </param>
 177     <param>
 178       <key>title</key>
 179       <value>Original Spectrum</value>
 180     </param>
 181     <param>
 182       <key>samp_rate</key>
 183       <value>samp_rate</value>
 184     </param>
 185     <param>
 186       <key>baseband_freq</key>
 187       <value>0</value>
 188     </param>
 189     <param>
 190       <key>y_per_div</key>
 191       <value>10</value>
 192     </param>
 193     <param>
 194       <key>y_divs</key>
 195       <value>10</value>
 196     </param>
 197     <param>
 198       <key>ref_level</key>
 199       <value>30</value>
 200     </param>
 201     <param>
 202       <key>fft_size</key>
 203       <value>1024</value>
 204     </param>
 205     <param>
 206       <key>fft_rate</key>
 207       <value>30</value>
 208     </param>
 209     <param>
 210       <key>peak_hold</key>
 211       <value>False</value>
 212     </param>
 213     <param>
 214       <key>average</key>
 215       <value>False</value>
 216     </param>
 217     <param>
 218       <key>avg_alpha</key>
 219       <value>0</value>
 220     </param>
 221     <param>
 222       <key>grid_pos</key>
 223       <value>1, 0, 1, 3</value>
 224     </param>
 225     <param>
 226       <key>notebook</key>
 227       <value></value>
 228     </param>
 229     <param>
 230       <key>_coordinate</key>
 231       <value>(409, 289)</value>
 232     </param>
 233     <param>
 234       <key>_rotation</key>
 235       <value>180</value>
 236     </param>
 237   </block>
 238   <block>
 239     <key>wxgui_fftsink2</key>
 240     <param>
 241       <key>id</key>
 242       <value>resamp_fft</value>
 243     </param>
 244     <param>
 245       <key>_enabled</key>
 246       <value>True</value>
 247     </param>
 248     <param>
 249       <key>type</key>
 250       <value>complex</value>
 251     </param>
 252     <param>
 253       <key>title</key>
 254       <value>Resampled Spectrum</value>
 255     </param>
 256     <param>
 257       <key>samp_rate</key>
 258       <value>new_rate</value>
 259     </param>
 260     <param>
 261       <key>baseband_freq</key>
 262       <value>0</value>
 263     </param>
 264     <param>
 265       <key>y_per_div</key>
 266       <value>10</value>
 267     </param>
 268     <param>
 269       <key>y_divs</key>
 270       <value>10</value>
 271     </param>
 272     <param>
 273       <key>ref_level</key>
 274       <value>30</value>
 275     </param>
 276     <param>
 277       <key>fft_size</key>
 278       <value>1024</value>
 279     </param>
 280     <param>
 281       <key>fft_rate</key>
 282       <value>30</value>
 283     </param>
 284     <param>
 285       <key>peak_hold</key>
 286       <value>True</value>
 287     </param>
 288     <param>
 289       <key>average</key>
 290       <value>False</value>
 291     </param>
 292     <param>
 293       <key>avg_alpha</key>
 294       <value>0</value>
 295     </param>
 296     <param>
 297       <key>grid_pos</key>
 298       <value>2, 0, 1, 3</value>
 299     </param>
 300     <param>
 301       <key>notebook</key>
 302       <value></value>
 303     </param>
 304     <param>
 305       <key>_coordinate</key>
 306       <value>(640, 256)</value>
 307     </param>
 308     <param>
 309       <key>_rotation</key>
 310       <value>180</value>
 311     </param>
 312   </block>
 313   <block>
 314     <key>gr_sig_source_x</key>
 315     <param>
 316       <key>id</key>
 317       <value>tri_source</value>
 318     </param>
 319     <param>
 320       <key>_enabled</key>
 321       <value>True</value>
 322     </param>
 323     <param>
 324       <key>type</key>
 325       <value>float</value>
 326     </param>
 327     <param>
 328       <key>samp_rate</key>
 329       <value>samp_rate</value>
 330     </param>
 331     <param>
 332       <key>waveform</key>
 333       <value>gr.GR_TRI_WAVE</value>
 334     </param>
 335     <param>
 336       <key>freq</key>
 337       <value>0.05</value>
 338     </param>
 339     <param>
 340       <key>amp</key>
 341       <value>2.0</value>
 342     </param>
 343     <param>
 344       <key>offset</key>
 345       <value>0</value>
 346     </param>
 347     <param>
 348       <key>_coordinate</key>
 349       <value>(21, 271)</value>
 350     </param>
 351     <param>
 352       <key>_rotation</key>
 353       <value>0</value>
 354     </param>
 355   </block>
 356   <block>
 357     <key>gr_frequency_modulator_fc</key>
 358     <param>
 359       <key>id</key>
 360       <value>fm_mod</value>
 361     </param>
 362     <param>
 363       <key>_enabled</key>
 364       <value>True</value>
 365     </param>
 366     <param>
 367       <key>sensitivity</key>
 368       <value>math.pi</value>
 369     </param>
 370     <param>
 371       <key>_coordinate</key>
 372       <value>(411, 493)</value>
 373     </param>
 374     <param>
 375       <key>_rotation</key>
 376       <value>0</value>
 377     </param>
 378   </block>
 379   <block>
 380     <key>blks2_pfb_arb_resampler_ccf</key>
 381     <param>
 382       <key>id</key>
 383       <value>resampler</value>
 384     </param>
 385     <param>
 386       <key>_enabled</key>
 387       <value>True</value>
 388     </param>
 389     <param>
 390       <key>rate</key>
 391       <value>float(new_rate)/samp_rate</value>
 392     </param>
 393     <param>
 394       <key>taps</key>
 395       <value>rs_taps</value>
 396     </param>
 397     <param>
 398       <key>size</key>
 399       <value>nphases</value>
 400     </param>
 401     <param>
 402       <key>_coordinate</key>
 403       <value>(641, 477)</value>
 404     </param>
 405     <param>
 406       <key>_rotation</key>
 407       <value>0</value>
 408     </param>
 409   </block>
 410   <block>
 411     <key>variable</key>
 412     <param>
 413       <key>id</key>
 414       <value>nphases</value>
 415     </param>
 416     <param>
 417       <key>_enabled</key>
 418       <value>True</value>
 419     </param>
 420     <param>
 421       <key>value</key>
 422       <value>32</value>
 423     </param>
 424     <param>
 425       <key>_coordinate</key>
 426       <value>(185, 153)</value>
 427     </param>
 428     <param>
 429       <key>_rotation</key>
 430       <value>0</value>
 431     </param>
 432   </block>
 433   <block>
 434     <key>variable_static_text</key>
 435     <param>
 436       <key>id</key>
 437       <value>samp_rate</value>
 438     </param>
 439     <param>
 440       <key>_enabled</key>
 441       <value>True</value>
 442     </param>
 443     <param>
 444       <key>label</key>
 445       <value>Sample Rate</value>
 446     </param>
 447     <param>
 448       <key>value</key>
 449       <value>44100</value>
 450     </param>
 451     <param>
 452       <key>converver</key>
 453       <value>float_converter</value>
 454     </param>
 455     <param>
 456       <key>formatter</key>
 457       <value>None</value>
 458     </param>
 459     <param>
 460       <key>grid_pos</key>
 461       <value>0, 0, 1, 1</value>
 462     </param>
 463     <param>
 464       <key>notebook</key>
 465       <value></value>
 466     </param>
 467     <param>
 468       <key>_coordinate</key>
 469       <value>(179, 14)</value>
 470     </param>
 471     <param>
 472       <key>_rotation</key>
 473       <value>0</value>
 474     </param>
 475   </block>
 476   <block>
 477     <key>variable_static_text</key>
 478     <param>
 479       <key>id</key>
 480       <value>new_rate</value>
 481     </param>
 482     <param>
 483       <key>_enabled</key>
 484       <value>True</value>
 485     </param>
 486     <param>
 487       <key>label</key>
 488       <value>Resampled Rate</value>
 489     </param>
 490     <param>
 491       <key>value</key>
 492       <value>48000</value>
 493     </param>
 494     <param>
 495       <key>converver</key>
 496       <value>float_converter</value>
 497     </param>
 498     <param>
 499       <key>formatter</key>
 500       <value>None</value>
 501     </param>
 502     <param>
 503       <key>grid_pos</key>
 504       <value>0, 1, 1, 1</value>
 505     </param>
 506     <param>
 507       <key>notebook</key>
 508       <value></value>
 509     </param>
 510     <param>
 511       <key>_coordinate</key>
 512       <value>(328, 15)</value>
 513     </param>
 514     <param>
 515       <key>_rotation</key>
 516       <value>0</value>
 517     </param>
 518   </block>
 519   <block>
 520     <key>variable_static_text</key>
 521     <param>
 522       <key>id</key>
 523       <value>frac_bw</value>
 524     </param>
 525     <param>
 526       <key>_enabled</key>
 527       <value>True</value>
 528     </param>
 529     <param>
 530       <key>label</key>
 531       <value>Fractional Bandwidth</value>
 532     </param>
 533     <param>
 534       <key>value</key>
 535       <value>0.45</value>
 536     </param>
 537     <param>
 538       <key>converver</key>
 539       <value>float_converter</value>
 540     </param>
 541     <param>
 542       <key>formatter</key>
 543       <value>lambda x: "%0.2f"%x</value>
 544     </param>
 545     <param>
 546       <key>grid_pos</key>
 547       <value>0,2,1,1</value>
 548     </param>
 549     <param>
 550       <key>notebook</key>
 551       <value></value>
 552     </param>
 553     <param>
 554       <key>_coordinate</key>
 555       <value>(473, 14)</value>
 556     </param>
 557     <param>
 558       <key>_rotation</key>
 559       <value>0</value>
 560     </param>
 561   </block>
 562   <connection>
 563     <source_block_id>tri_source</source_block_id>
 564     <sink_block_id>adder</sink_block_id>
 565     <source_key>0</source_key>
 566     <sink_key>0</sink_key>
 567   </connection>
 568   <connection>
 569     <source_block_id>adder</source_block_id>
 570     <sink_block_id>throttle</sink_block_id>
 571     <source_key>0</source_key>
 572     <sink_key>0</sink_key>
 573   </connection>
 574   <connection>
 575     <source_block_id>resampler</source_block_id>
 576     <sink_block_id>resamp_fft</sink_block_id>
 577     <source_key>0</source_key>
 578     <sink_key>0</sink_key>
 579   </connection>
 580   <connection>
 581     <source_block_id>fm_mod</source_block_id>
 582     <sink_block_id>resampler</sink_block_id>
 583     <source_key>0</source_key>
 584     <sink_key>0</sink_key>
 585   </connection>
 586   <connection>
 587     <source_block_id>fm_mod</source_block_id>
 588     <sink_block_id>orig_fft</sink_block_id>
 589     <source_key>0</source_key>
 590     <sink_key>0</sink_key>
 591   </connection>
 592   <connection>
 593     <source_block_id>throttle</source_block_id>
 594     <sink_block_id>fm_mod</sink_block_id>
 595     <source_key>0</source_key>
 596     <sink_key>0</sink_key>
 597   </connection>
 598 </flow_graph>