git.gag.com Git - debian/gnuradio/blob - gr-noaa/grc/usrp_rx_hrpt.grc

   1 <?xml version='1.0' encoding='ASCII'?>
   2 <flow_graph>
   3   <timestamp>Sat Aug 29 11:48:56 2009</timestamp>
   4   <block>
   5     <key>options</key>
   6     <param>
   7       <key>id</key>
   8       <value>usrp_rx_hrpt</value>
   9     </param>
  10     <param>
  11       <key>_enabled</key>
  12       <value>True</value>
  13     </param>
  14     <param>
  15       <key>title</key>
  16       <value>USRP HRPT Receiver</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>4096,4096</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>(9, 202)</value>
  72     </param>
  73     <param>
  74       <key>_rotation</key>
  75       <value>0</value>
  76     </param>
  77   </block>
  78   <block>
  79     <key>gr_throttle</key>
  80     <param>
  81       <key>id</key>
  82       <value>throttle</value>
  83     </param>
  84     <param>
  85       <key>_enabled</key>
  86       <value>True</value>
  87     </param>
  88     <param>
  89       <key>type</key>
  90       <value>complex</value>
  91     </param>
  92     <param>
  93       <key>samples_per_second</key>
  94       <value>sample_rate</value>
  95     </param>
  96     <param>
  97       <key>vlen</key>
  98       <value>1</value>
  99     </param>
 100     <param>
 101       <key>_coordinate</key>
 102       <value>(79, 518)</value>
 103     </param>
 104     <param>
 105       <key>_rotation</key>
 106       <value>0</value>
 107     </param>
 108   </block>
 109   <block>
 110     <key>gr_file_source</key>
 111     <param>
 112       <key>id</key>
 113       <value>src</value>
 114     </param>
 115     <param>
 116       <key>_enabled</key>
 117       <value>True</value>
 118     </param>
 119     <param>
 120       <key>file</key>
 121       <value>poes-d16.dat</value>
 122     </param>
 123     <param>
 124       <key>type</key>
 125       <value>complex</value>
 126     </param>
 127     <param>
 128       <key>repeat</key>
 129       <value>True</value>
 130     </param>
 131     <param>
 132       <key>vlen</key>
 133       <value>1</value>
 134     </param>
 135     <param>
 136       <key>_coordinate</key>
 137       <value>(34, 423)</value>
 138     </param>
 139     <param>
 140       <key>_rotation</key>
 141       <value>0</value>
 142     </param>
 143   </block>
 144   <block>
 145     <key>variable</key>
 146     <param>
 147       <key>id</key>
 148       <value>decim</value>
 149     </param>
 150     <param>
 151       <key>_enabled</key>
 152       <value>True</value>
 153     </param>
 154     <param>
 155       <key>value</key>
 156       <value>16</value>
 157     </param>
 158     <param>
 159       <key>_coordinate</key>
 160       <value>(186, 10)</value>
 161     </param>
 162     <param>
 163       <key>_rotation</key>
 164       <value>0</value>
 165     </param>
 166   </block>
 167   <block>
 168     <key>variable</key>
 169     <param>
 170       <key>id</key>
 171       <value>hs</value>
 172     </param>
 173     <param>
 174       <key>_enabled</key>
 175       <value>True</value>
 176     </param>
 177     <param>
 178       <key>value</key>
 179       <value>int(sps/2.0)</value>
 180     </param>
 181     <param>
 182       <key>_coordinate</key>
 183       <value>(589, 13)</value>
 184     </param>
 185     <param>
 186       <key>_rotation</key>
 187       <value>0</value>
 188     </param>
 189   </block>
 190   <block>
 191     <key>variable</key>
 192     <param>
 193       <key>id</key>
 194       <value>sym_rate</value>
 195     </param>
 196     <param>
 197       <key>_enabled</key>
 198       <value>True</value>
 199     </param>
 200     <param>
 201       <key>value</key>
 202       <value>600*1109</value>
 203     </param>
 204     <param>
 205       <key>_coordinate</key>
 206       <value>(383, 7)</value>
 207     </param>
 208     <param>
 209       <key>_rotation</key>
 210       <value>0</value>
 211     </param>
 212   </block>
 213   <block>
 214     <key>variable</key>
 215     <param>
 216       <key>id</key>
 217       <value>sps</value>
 218     </param>
 219     <param>
 220       <key>_enabled</key>
 221       <value>True</value>
 222     </param>
 223     <param>
 224       <key>value</key>
 225       <value>sample_rate/sym_rate</value>
 226     </param>
 227     <param>
 228       <key>_coordinate</key>
 229       <value>(479, 11)</value>
 230     </param>
 231     <param>
 232       <key>_rotation</key>
 233       <value>0</value>
 234     </param>
 235   </block>
 236   <block>
 237     <key>variable</key>
 238     <param>
 239       <key>id</key>
 240       <value>sample_rate</value>
 241     </param>
 242     <param>
 243       <key>_enabled</key>
 244       <value>True</value>
 245     </param>
 246     <param>
 247       <key>value</key>
 248       <value>64e6/decim</value>
 249     </param>
 250     <param>
 251       <key>_coordinate</key>
 252       <value>(273, 9)</value>
 253     </param>
 254     <param>
 255       <key>_rotation</key>
 256       <value>0</value>
 257     </param>
 258   </block>
 259   <block>
 260     <key>wxgui_fftsink2</key>
 261     <param>
 262       <key>id</key>
 263       <value>rx_fftsink</value>
 264     </param>
 265     <param>
 266       <key>_enabled</key>
 267       <value>True</value>
 268     </param>
 269     <param>
 270       <key>type</key>
 271       <value>complex</value>
 272     </param>
 273     <param>
 274       <key>title</key>
 275       <value>RX Spectrum</value>
 276     </param>
 277     <param>
 278       <key>samp_rate</key>
 279       <value>sample_rate</value>
 280     </param>
 281     <param>
 282       <key>baseband_freq</key>
 283       <value>1698e6</value>
 284     </param>
 285     <param>
 286       <key>y_per_div</key>
 287       <value>5</value>
 288     </param>
 289     <param>
 290       <key>y_divs</key>
 291       <value>8</value>
 292     </param>
 293     <param>
 294       <key>ref_level</key>
 295       <value>20</value>
 296     </param>
 297     <param>
 298       <key>fft_size</key>
 299       <value>1024</value>
 300     </param>
 301     <param>
 302       <key>fft_rate</key>
 303       <value>30</value>
 304     </param>
 305     <param>
 306       <key>peak_hold</key>
 307       <value>False</value>
 308     </param>
 309     <param>
 310       <key>average</key>
 311       <value>True</value>
 312     </param>
 313     <param>
 314       <key>avg_alpha</key>
 315       <value>0.1</value>
 316     </param>
 317     <param>
 318       <key>grid_pos</key>
 319       <value>0, 0, 1, 1</value>
 320     </param>
 321     <param>
 322       <key>notebook</key>
 323       <value>displays, 0</value>
 324     </param>
 325     <param>
 326       <key>_coordinate</key>
 327       <value>(194, 263)</value>
 328     </param>
 329     <param>
 330       <key>_rotation</key>
 331       <value>180</value>
 332     </param>
 333   </block>
 334   <block>
 335     <key>wxgui_scopesink2</key>
 336     <param>
 337       <key>id</key>
 338       <value>wxgui_scopesink2_0</value>
 339     </param>
 340     <param>
 341       <key>_enabled</key>
 342       <value>True</value>
 343     </param>
 344     <param>
 345       <key>type</key>
 346       <value>complex</value>
 347     </param>
 348     <param>
 349       <key>title</key>
 350       <value>RX Waveform</value>
 351     </param>
 352     <param>
 353       <key>samp_rate</key>
 354       <value>sample_rate</value>
 355     </param>
 356     <param>
 357       <key>v_scale</key>
 358       <value>0</value>
 359     </param>
 360     <param>
 361       <key>t_scale</key>
 362       <value>20.0/sample_rate</value>
 363     </param>
 364     <param>
 365       <key>ac_couple</key>
 366       <value>False</value>
 367     </param>
 368     <param>
 369       <key>xy_mode</key>
 370       <value>False</value>
 371     </param>
 372     <param>
 373       <key>num_inputs</key>
 374       <value>1</value>
 375     </param>
 376     <param>
 377       <key>grid_pos</key>
 378       <value>1, 0, 1, 1</value>
 379     </param>
 380     <param>
 381       <key>notebook</key>
 382       <value>displays, 0</value>
 383     </param>
 384     <param>
 385       <key>_coordinate</key>
 386       <value>(198, 609)</value>
 387     </param>
 388     <param>
 389       <key>_rotation</key>
 390       <value>180</value>
 391     </param>
 392   </block>
 393   <block>
 394     <key>gr_agc_xx</key>
 395     <param>
 396       <key>id</key>
 397       <value>agr</value>
 398     </param>
 399     <param>
 400       <key>_enabled</key>
 401       <value>True</value>
 402     </param>
 403     <param>
 404       <key>type</key>
 405       <value>complex</value>
 406     </param>
 407     <param>
 408       <key>rate</key>
 409       <value>1e-6</value>
 410     </param>
 411     <param>
 412       <key>reference</key>
 413       <value>1.0</value>
 414     </param>
 415     <param>
 416       <key>gain</key>
 417       <value>1.0</value>
 418     </param>
 419     <param>
 420       <key>max_gain</key>
 421       <value>1.0</value>
 422     </param>
 423     <param>
 424       <key>_coordinate</key>
 425       <value>(261, 494)</value>
 426     </param>
 427     <param>
 428       <key>_rotation</key>
 429       <value>0</value>
 430     </param>
 431   </block>
 432   <block>
 433     <key>gr_moving_average_xx</key>
 434     <param>
 435       <key>id</key>
 436       <value>gr_moving_average_xx_0</value>
 437     </param>
 438     <param>
 439       <key>_enabled</key>
 440       <value>True</value>
 441     </param>
 442     <param>
 443       <key>type</key>
 444       <value>complex</value>
 445     </param>
 446     <param>
 447       <key>length</key>
 448       <value>hs</value>
 449     </param>
 450     <param>
 451       <key>scale</key>
 452       <value>1.0/hs</value>
 453     </param>
 454     <param>
 455       <key>max_iter</key>
 456       <value>4000</value>
 457     </param>
 458     <param>
 459       <key>_coordinate</key>
 460       <value>(434, 502)</value>
 461     </param>
 462     <param>
 463       <key>_rotation</key>
 464       <value>0</value>
 465     </param>
 466   </block>
 467   <block>
 468     <key>variable</key>
 469     <param>
 470       <key>id</key>
 471       <value>max_carrier_offset</value>
 472     </param>
 473     <param>
 474       <key>_enabled</key>
 475       <value>True</value>
 476     </param>
 477     <param>
 478       <key>value</key>
 479       <value>2*math.pi*100e3/sample_rate</value>
 480     </param>
 481     <param>
 482       <key>_coordinate</key>
 483       <value>(668, 107)</value>
 484     </param>
 485     <param>
 486       <key>_rotation</key>
 487       <value>0</value>
 488     </param>
 489   </block>
 490   <block>
 491     <key>variable</key>
 492     <param>
 493       <key>id</key>
 494       <value>max_sync_offset</value>
 495     </param>
 496     <param>
 497       <key>_enabled</key>
 498       <value>True</value>
 499     </param>
 500     <param>
 501       <key>value</key>
 502       <value>0.01</value>
 503     </param>
 504     <param>
 505       <key>_coordinate</key>
 506       <value>(665, 173)</value>
 507     </param>
 508     <param>
 509       <key>_rotation</key>
 510       <value>0</value>
 511     </param>
 512   </block>
 513   <block>
 514     <key>variable_slider</key>
 515     <param>
 516       <key>id</key>
 517       <value>pll_alpha</value>
 518     </param>
 519     <param>
 520       <key>_enabled</key>
 521       <value>True</value>
 522     </param>
 523     <param>
 524       <key>label</key>
 525       <value>PLL Alpha</value>
 526     </param>
 527     <param>
 528       <key>value</key>
 529       <value>0.005</value>
 530     </param>
 531     <param>
 532       <key>min</key>
 533       <value>0.0</value>
 534     </param>
 535     <param>
 536       <key>max</key>
 537       <value>0.5</value>
 538     </param>
 539     <param>
 540       <key>num_steps</key>
 541       <value>500</value>
 542     </param>
 543     <param>
 544       <key>style</key>
 545       <value>wx.SL_HORIZONTAL</value>
 546     </param>
 547     <param>
 548       <key>converver</key>
 549       <value>float_converter</value>
 550     </param>
 551     <param>
 552       <key>grid_pos</key>
 553       <value>0, 0, 1, 1</value>
 554     </param>
 555     <param>
 556       <key>notebook</key>
 557       <value></value>
 558     </param>
 559     <param>
 560       <key>_coordinate</key>
 561       <value>(192, 100)</value>
 562     </param>
 563     <param>
 564       <key>_rotation</key>
 565       <value>0</value>
 566     </param>
 567   </block>
 568   <block>
 569     <key>variable_slider</key>
 570     <param>
 571       <key>id</key>
 572       <value>sync_alpha</value>
 573     </param>
 574     <param>
 575       <key>_enabled</key>
 576       <value>True</value>
 577     </param>
 578     <param>
 579       <key>label</key>
 580       <value>SYNC Alpha</value>
 581     </param>
 582     <param>
 583       <key>value</key>
 584       <value>0.005</value>
 585     </param>
 586     <param>
 587       <key>min</key>
 588       <value>0.0</value>
 589     </param>
 590     <param>
 591       <key>max</key>
 592       <value>0.5</value>
 593     </param>
 594     <param>
 595       <key>num_steps</key>
 596       <value>500</value>
 597     </param>
 598     <param>
 599       <key>style</key>
 600       <value>wx.SL_HORIZONTAL</value>
 601     </param>
 602     <param>
 603       <key>converver</key>
 604       <value>float_converter</value>
 605     </param>
 606     <param>
 607       <key>grid_pos</key>
 608       <value>0, 1, 1, 1</value>
 609     </param>
 610     <param>
 611       <key>notebook</key>
 612       <value></value>
 613     </param>
 614     <param>
 615       <key>_coordinate</key>
 616       <value>(344, 101)</value>
 617     </param>
 618     <param>
 619       <key>_rotation</key>
 620       <value>0</value>
 621     </param>
 622   </block>
 623   <block>
 624     <key>noaa_hrpt_pll_cc</key>
 625     <param>
 626       <key>id</key>
 627       <value>noaa_hrpt_pll_cc_0</value>
 628     </param>
 629     <param>
 630       <key>_enabled</key>
 631       <value>True</value>
 632     </param>
 633     <param>
 634       <key>alpha</key>
 635       <value>pll_alpha</value>
 636     </param>
 637     <param>
 638       <key>beta</key>
 639       <value>pll_alpha**2/4.0</value>
 640     </param>
 641     <param>
 642       <key>max_offset</key>
 643       <value>max_carrier_offset</value>
 644     </param>
 645     <param>
 646       <key>_coordinate</key>
 647       <value>(628, 502)</value>
 648     </param>
 649     <param>
 650       <key>_rotation</key>
 651       <value>0</value>
 652     </param>
 653   </block>
 654   <block>
 655     <key>wxgui_scopesink2</key>
 656     <param>
 657       <key>id</key>
 658       <value>wxgui_scopesink2_0_0</value>
 659     </param>
 660     <param>
 661       <key>_enabled</key>
 662       <value>True</value>
 663     </param>
 664     <param>
 665       <key>type</key>
 666       <value>complex</value>
 667     </param>
 668     <param>
 669       <key>title</key>
 670       <value>Post-PLL</value>
 671     </param>
 672     <param>
 673       <key>samp_rate</key>
 674       <value>sample_rate</value>
 675     </param>
 676     <param>
 677       <key>v_scale</key>
 678       <value>0.5</value>
 679     </param>
 680     <param>
 681       <key>t_scale</key>
 682       <value>20.0/sample_rate</value>
 683     </param>
 684     <param>
 685       <key>ac_couple</key>
 686       <value>False</value>
 687     </param>
 688     <param>
 689       <key>xy_mode</key>
 690       <value>False</value>
 691     </param>
 692     <param>
 693       <key>num_inputs</key>
 694       <value>1</value>
 695     </param>
 696     <param>
 697       <key>grid_pos</key>
 698       <value>0, 0, 1, 1</value>
 699     </param>
 700     <param>
 701       <key>notebook</key>
 702       <value>displays, 1</value>
 703     </param>
 704     <param>
 705       <key>_coordinate</key>
 706       <value>(618, 335)</value>
 707     </param>
 708     <param>
 709       <key>_rotation</key>
 710       <value>180</value>
 711     </param>
 712   </block>
 713   <block>
 714     <key>wxgui_scopesink2</key>
 715     <param>
 716       <key>id</key>
 717       <value>wxgui_scopesink2_0_0_1</value>
 718     </param>
 719     <param>
 720       <key>_enabled</key>
 721       <value>True</value>
 722     </param>
 723     <param>
 724       <key>type</key>
 725       <value>complex</value>
 726     </param>
 727     <param>
 728       <key>title</key>
 729       <value>Post-SYNC</value>
 730     </param>
 731     <param>
 732       <key>samp_rate</key>
 733       <value>sample_rate</value>
 734     </param>
 735     <param>
 736       <key>v_scale</key>
 737       <value>0.5</value>
 738     </param>
 739     <param>
 740       <key>t_scale</key>
 741       <value>20.0/sample_rate</value>
 742     </param>
 743     <param>
 744       <key>ac_couple</key>
 745       <value>False</value>
 746     </param>
 747     <param>
 748       <key>xy_mode</key>
 749       <value>False</value>
 750     </param>
 751     <param>
 752       <key>num_inputs</key>
 753       <value>1</value>
 754     </param>
 755     <param>
 756       <key>grid_pos</key>
 757       <value>0, 0, 1, 1</value>
 758     </param>
 759     <param>
 760       <key>notebook</key>
 761       <value>displays, 2</value>
 762     </param>
 763     <param>
 764       <key>_coordinate</key>
 765       <value>(872, 341)</value>
 766     </param>
 767     <param>
 768       <key>_rotation</key>
 769       <value>180</value>
 770     </param>
 771   </block>
 772   <block>
 773     <key>notebook</key>
 774     <param>
 775       <key>id</key>
 776       <value>displays</value>
 777     </param>
 778     <param>
 779       <key>_enabled</key>
 780       <value>True</value>
 781     </param>
 782     <param>
 783       <key>style</key>
 784       <value>wx.NB_TOP</value>
 785     </param>
 786     <param>
 787       <key>labels</key>
 788       <value>['RX','PLL','SYNC']</value>
 789     </param>
 790     <param>
 791       <key>grid_pos</key>
 792       <value>1, 0, 1, 2</value>
 793     </param>
 794     <param>
 795       <key>notebook</key>
 796       <value></value>
 797     </param>
 798     <param>
 799       <key>_coordinate</key>
 800       <value>(9, 99)</value>
 801     </param>
 802     <param>
 803       <key>_rotation</key>
 804       <value>0</value>
 805     </param>
 806   </block>
 807   <block>
 808     <key>wxgui_scopesink2</key>
 809     <param>
 810       <key>id</key>
 811       <value>wxgui_scopesink2_0_0_0</value>
 812     </param>
 813     <param>
 814       <key>_enabled</key>
 815       <value>True</value>
 816     </param>
 817     <param>
 818       <key>type</key>
 819       <value>complex</value>
 820     </param>
 821     <param>
 822       <key>title</key>
 823       <value>Post-PLL</value>
 824     </param>
 825     <param>
 826       <key>samp_rate</key>
 827       <value>sample_rate</value>
 828     </param>
 829     <param>
 830       <key>v_scale</key>
 831       <value>0.5</value>
 832     </param>
 833     <param>
 834       <key>t_scale</key>
 835       <value>20.0/sample_rate</value>
 836     </param>
 837     <param>
 838       <key>ac_couple</key>
 839       <value>False</value>
 840     </param>
 841     <param>
 842       <key>xy_mode</key>
 843       <value>True</value>
 844     </param>
 845     <param>
 846       <key>num_inputs</key>
 847       <value>1</value>
 848     </param>
 849     <param>
 850       <key>grid_pos</key>
 851       <value>1, 0, 1, 1</value>
 852     </param>
 853     <param>
 854       <key>notebook</key>
 855       <value>displays, 1</value>
 856     </param>
 857     <param>
 858       <key>_coordinate</key>
 859       <value>(618, 614)</value>
 860     </param>
 861     <param>
 862       <key>_rotation</key>
 863       <value>180</value>
 864     </param>
 865   </block>
 866   <block>
 867     <key>noaa_hrpt_sync_cc</key>
 868     <param>
 869       <key>id</key>
 870       <value>sync</value>
 871     </param>
 872     <param>
 873       <key>_enabled</key>
 874       <value>True</value>
 875     </param>
 876     <param>
 877       <key>alpha</key>
 878       <value>sync_alpha</value>
 879     </param>
 880     <param>
 881       <key>beta</key>
 882       <value>sync_alpha**2/4.0</value>
 883     </param>
 884     <param>
 885       <key>sps</key>
 886       <value>sps</value>
 887     </param>
 888     <param>
 889       <key>max_offset</key>
 890       <value>max_sync_offset</value>
 891     </param>
 892     <param>
 893       <key>_coordinate</key>
 894       <value>(865, 494)</value>
 895     </param>
 896     <param>
 897       <key>_rotation</key>
 898       <value>0</value>
 899     </param>
 900   </block>
 901   <block>
 902     <key>wxgui_scopesink2</key>
 903     <param>
 904       <key>id</key>
 905       <value>wxgui_scopesink2_0_0_0_0</value>
 906     </param>
 907     <param>
 908       <key>_enabled</key>
 909       <value>True</value>
 910     </param>
 911     <param>
 912       <key>type</key>
 913       <value>complex</value>
 914     </param>
 915     <param>
 916       <key>title</key>
 917       <value>Post-SYNC</value>
 918     </param>
 919     <param>
 920       <key>samp_rate</key>
 921       <value>sample_rate</value>
 922     </param>
 923     <param>
 924       <key>v_scale</key>
 925       <value>0.5</value>
 926     </param>
 927     <param>
 928       <key>t_scale</key>
 929       <value>20.0/sample_rate</value>
 930     </param>
 931     <param>
 932       <key>ac_couple</key>
 933       <value>False</value>
 934     </param>
 935     <param>
 936       <key>xy_mode</key>
 937       <value>True</value>
 938     </param>
 939     <param>
 940       <key>num_inputs</key>
 941       <value>1</value>
 942     </param>
 943     <param>
 944       <key>grid_pos</key>
 945       <value>1, 0, 1, 1</value>
 946     </param>
 947     <param>
 948       <key>notebook</key>
 949       <value>displays, 2</value>
 950     </param>
 951     <param>
 952       <key>_coordinate</key>
 953       <value>(872, 607)</value>
 954     </param>
 955     <param>
 956       <key>_rotation</key>
 957       <value>180</value>
 958     </param>
 959   </block>
 960   <connection>
 961     <source_block_id>src</source_block_id>
 962     <sink_block_id>throttle</sink_block_id>
 963     <source_key>0</source_key>
 964     <sink_key>0</sink_key>
 965   </connection>
 966   <connection>
 967     <source_block_id>throttle</source_block_id>
 968     <sink_block_id>agr</sink_block_id>
 969     <source_key>0</source_key>
 970     <sink_key>0</sink_key>
 971   </connection>
 972   <connection>
 973     <source_block_id>agr</source_block_id>
 974     <sink_block_id>gr_moving_average_xx_0</sink_block_id>
 975     <source_key>0</source_key>
 976     <sink_key>0</sink_key>
 977   </connection>
 978   <connection>
 979     <source_block_id>agr</source_block_id>
 980     <sink_block_id>rx_fftsink</sink_block_id>
 981     <source_key>0</source_key>
 982     <sink_key>0</sink_key>
 983   </connection>
 984   <connection>
 985     <source_block_id>agr</source_block_id>
 986     <sink_block_id>wxgui_scopesink2_0</sink_block_id>
 987     <source_key>0</source_key>
 988     <sink_key>0</sink_key>
 989   </connection>
 990   <connection>
 991     <source_block_id>gr_moving_average_xx_0</source_block_id>
 992     <sink_block_id>noaa_hrpt_pll_cc_0</sink_block_id>
 993     <source_key>0</source_key>
 994     <sink_key>0</sink_key>
 995   </connection>
 996   <connection>
 997     <source_block_id>noaa_hrpt_pll_cc_0</source_block_id>
 998     <sink_block_id>wxgui_scopesink2_0_0</sink_block_id>
 999     <source_key>0</source_key>
1000     <sink_key>0</sink_key>
1001   </connection>
1002   <connection>
1003     <source_block_id>noaa_hrpt_pll_cc_0</source_block_id>
1004     <sink_block_id>wxgui_scopesink2_0_0_0</sink_block_id>
1005     <source_key>0</source_key>
1006     <sink_key>0</sink_key>
1007   </connection>
1008   <connection>
1009     <source_block_id>noaa_hrpt_pll_cc_0</source_block_id>
1010     <sink_block_id>sync</sink_block_id>
1011     <source_key>0</source_key>
1012     <sink_key>0</sink_key>
1013   </connection>
1014   <connection>
1015     <source_block_id>sync</source_block_id>
1016     <sink_block_id>wxgui_scopesink2_0_0_1</sink_block_id>
1017     <source_key>0</source_key>
1018     <sink_key>0</sink_key>
1019   </connection>
1020   <connection>
1021     <source_block_id>sync</source_block_id>
1022     <sink_block_id>wxgui_scopesink2_0_0_0_0</sink_block_id>
1023     <source_key>0</source_key>
1024     <sink_key>0</sink_key>
1025   </connection>
1026 </flow_graph>