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 13:16:19 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>variable</key>
 261     <param>
 262       <key>id</key>
 263       <value>max_carrier_offset</value>
 264     </param>
 265     <param>
 266       <key>_enabled</key>
 267       <value>True</value>
 268     </param>
 269     <param>
 270       <key>value</key>
 271       <value>2*math.pi*100e3/sample_rate</value>
 272     </param>
 273     <param>
 274       <key>_coordinate</key>
 275       <value>(668, 107)</value>
 276     </param>
 277     <param>
 278       <key>_rotation</key>
 279       <value>0</value>
 280     </param>
 281   </block>
 282   <block>
 283     <key>variable</key>
 284     <param>
 285       <key>id</key>
 286       <value>max_sync_offset</value>
 287     </param>
 288     <param>
 289       <key>_enabled</key>
 290       <value>True</value>
 291     </param>
 292     <param>
 293       <key>value</key>
 294       <value>0.01</value>
 295     </param>
 296     <param>
 297       <key>_coordinate</key>
 298       <value>(665, 173)</value>
 299     </param>
 300     <param>
 301       <key>_rotation</key>
 302       <value>0</value>
 303     </param>
 304   </block>
 305   <block>
 306     <key>wxgui_scopesink2</key>
 307     <param>
 308       <key>id</key>
 309       <value>wxgui_scopesink2_0_0</value>
 310     </param>
 311     <param>
 312       <key>_enabled</key>
 313       <value>True</value>
 314     </param>
 315     <param>
 316       <key>type</key>
 317       <value>complex</value>
 318     </param>
 319     <param>
 320       <key>title</key>
 321       <value>Post-PLL</value>
 322     </param>
 323     <param>
 324       <key>samp_rate</key>
 325       <value>sample_rate</value>
 326     </param>
 327     <param>
 328       <key>v_scale</key>
 329       <value>0.5</value>
 330     </param>
 331     <param>
 332       <key>t_scale</key>
 333       <value>20.0/sample_rate</value>
 334     </param>
 335     <param>
 336       <key>ac_couple</key>
 337       <value>False</value>
 338     </param>
 339     <param>
 340       <key>xy_mode</key>
 341       <value>False</value>
 342     </param>
 343     <param>
 344       <key>num_inputs</key>
 345       <value>1</value>
 346     </param>
 347     <param>
 348       <key>grid_pos</key>
 349       <value>0, 0, 1, 1</value>
 350     </param>
 351     <param>
 352       <key>notebook</key>
 353       <value>displays, 1</value>
 354     </param>
 355     <param>
 356       <key>_coordinate</key>
 357       <value>(618, 335)</value>
 358     </param>
 359     <param>
 360       <key>_rotation</key>
 361       <value>180</value>
 362     </param>
 363   </block>
 364   <block>
 365     <key>notebook</key>
 366     <param>
 367       <key>id</key>
 368       <value>displays</value>
 369     </param>
 370     <param>
 371       <key>_enabled</key>
 372       <value>True</value>
 373     </param>
 374     <param>
 375       <key>style</key>
 376       <value>wx.NB_TOP</value>
 377     </param>
 378     <param>
 379       <key>labels</key>
 380       <value>['RX','PLL','SYNC']</value>
 381     </param>
 382     <param>
 383       <key>grid_pos</key>
 384       <value>1, 0, 1, 2</value>
 385     </param>
 386     <param>
 387       <key>notebook</key>
 388       <value></value>
 389     </param>
 390     <param>
 391       <key>_coordinate</key>
 392       <value>(9, 99)</value>
 393     </param>
 394     <param>
 395       <key>_rotation</key>
 396       <value>0</value>
 397     </param>
 398   </block>
 399   <block>
 400     <key>wxgui_scopesink2</key>
 401     <param>
 402       <key>id</key>
 403       <value>wxgui_scopesink2_0_0_0</value>
 404     </param>
 405     <param>
 406       <key>_enabled</key>
 407       <value>True</value>
 408     </param>
 409     <param>
 410       <key>type</key>
 411       <value>complex</value>
 412     </param>
 413     <param>
 414       <key>title</key>
 415       <value>Post-PLL</value>
 416     </param>
 417     <param>
 418       <key>samp_rate</key>
 419       <value>sample_rate</value>
 420     </param>
 421     <param>
 422       <key>v_scale</key>
 423       <value>0.5</value>
 424     </param>
 425     <param>
 426       <key>t_scale</key>
 427       <value>20.0/sample_rate</value>
 428     </param>
 429     <param>
 430       <key>ac_couple</key>
 431       <value>False</value>
 432     </param>
 433     <param>
 434       <key>xy_mode</key>
 435       <value>True</value>
 436     </param>
 437     <param>
 438       <key>num_inputs</key>
 439       <value>1</value>
 440     </param>
 441     <param>
 442       <key>grid_pos</key>
 443       <value>1, 0, 1, 1</value>
 444     </param>
 445     <param>
 446       <key>notebook</key>
 447       <value>displays, 1</value>
 448     </param>
 449     <param>
 450       <key>_coordinate</key>
 451       <value>(618, 614)</value>
 452     </param>
 453     <param>
 454       <key>_rotation</key>
 455       <value>180</value>
 456     </param>
 457   </block>
 458   <block>
 459     <key>noaa_hrpt_sync_cc</key>
 460     <param>
 461       <key>id</key>
 462       <value>sync</value>
 463     </param>
 464     <param>
 465       <key>_enabled</key>
 466       <value>True</value>
 467     </param>
 468     <param>
 469       <key>alpha</key>
 470       <value>sync_alpha</value>
 471     </param>
 472     <param>
 473       <key>beta</key>
 474       <value>sync_alpha**2/4.0</value>
 475     </param>
 476     <param>
 477       <key>sps</key>
 478       <value>sps</value>
 479     </param>
 480     <param>
 481       <key>max_offset</key>
 482       <value>max_sync_offset</value>
 483     </param>
 484     <param>
 485       <key>_coordinate</key>
 486       <value>(865, 494)</value>
 487     </param>
 488     <param>
 489       <key>_rotation</key>
 490       <value>0</value>
 491     </param>
 492   </block>
 493   <block>
 494     <key>wxgui_scopesink2</key>
 495     <param>
 496       <key>id</key>
 497       <value>wxgui_scopesink2_0_0_0_0</value>
 498     </param>
 499     <param>
 500       <key>_enabled</key>
 501       <value>True</value>
 502     </param>
 503     <param>
 504       <key>type</key>
 505       <value>complex</value>
 506     </param>
 507     <param>
 508       <key>title</key>
 509       <value>Post-SYNC</value>
 510     </param>
 511     <param>
 512       <key>samp_rate</key>
 513       <value>sym_rate</value>
 514     </param>
 515     <param>
 516       <key>v_scale</key>
 517       <value>0.5</value>
 518     </param>
 519     <param>
 520       <key>t_scale</key>
 521       <value>20.0/sym_rate</value>
 522     </param>
 523     <param>
 524       <key>ac_couple</key>
 525       <value>False</value>
 526     </param>
 527     <param>
 528       <key>xy_mode</key>
 529       <value>True</value>
 530     </param>
 531     <param>
 532       <key>num_inputs</key>
 533       <value>1</value>
 534     </param>
 535     <param>
 536       <key>grid_pos</key>
 537       <value>1, 0, 1, 1</value>
 538     </param>
 539     <param>
 540       <key>notebook</key>
 541       <value>displays, 2</value>
 542     </param>
 543     <param>
 544       <key>_coordinate</key>
 545       <value>(872, 607)</value>
 546     </param>
 547     <param>
 548       <key>_rotation</key>
 549       <value>180</value>
 550     </param>
 551   </block>
 552   <block>
 553     <key>wxgui_scopesink2</key>
 554     <param>
 555       <key>id</key>
 556       <value>wxgui_scopesink2_0_0_1</value>
 557     </param>
 558     <param>
 559       <key>_enabled</key>
 560       <value>True</value>
 561     </param>
 562     <param>
 563       <key>type</key>
 564       <value>complex</value>
 565     </param>
 566     <param>
 567       <key>title</key>
 568       <value>Post-SYNC</value>
 569     </param>
 570     <param>
 571       <key>samp_rate</key>
 572       <value>sym_rate</value>
 573     </param>
 574     <param>
 575       <key>v_scale</key>
 576       <value>0.5</value>
 577     </param>
 578     <param>
 579       <key>t_scale</key>
 580       <value>20.0/sym_rate</value>
 581     </param>
 582     <param>
 583       <key>ac_couple</key>
 584       <value>False</value>
 585     </param>
 586     <param>
 587       <key>xy_mode</key>
 588       <value>False</value>
 589     </param>
 590     <param>
 591       <key>num_inputs</key>
 592       <value>1</value>
 593     </param>
 594     <param>
 595       <key>grid_pos</key>
 596       <value>0, 0, 1, 1</value>
 597     </param>
 598     <param>
 599       <key>notebook</key>
 600       <value>displays, 2</value>
 601     </param>
 602     <param>
 603       <key>_coordinate</key>
 604       <value>(872, 341)</value>
 605     </param>
 606     <param>
 607       <key>_rotation</key>
 608       <value>180</value>
 609     </param>
 610   </block>
 611   <block>
 612     <key>gr_agc_xx</key>
 613     <param>
 614       <key>id</key>
 615       <value>agr</value>
 616     </param>
 617     <param>
 618       <key>_enabled</key>
 619       <value>True</value>
 620     </param>
 621     <param>
 622       <key>type</key>
 623       <value>complex</value>
 624     </param>
 625     <param>
 626       <key>rate</key>
 627       <value>1e-6</value>
 628     </param>
 629     <param>
 630       <key>reference</key>
 631       <value>1.0</value>
 632     </param>
 633     <param>
 634       <key>gain</key>
 635       <value>1.0</value>
 636     </param>
 637     <param>
 638       <key>max_gain</key>
 639       <value>1.0</value>
 640     </param>
 641     <param>
 642       <key>_coordinate</key>
 643       <value>(261, 494)</value>
 644     </param>
 645     <param>
 646       <key>_rotation</key>
 647       <value>0</value>
 648     </param>
 649   </block>
 650   <block>
 651     <key>noaa_hrpt_pll_cc</key>
 652     <param>
 653       <key>id</key>
 654       <value>noaa_hrpt_pll_cc_0</value>
 655     </param>
 656     <param>
 657       <key>_enabled</key>
 658       <value>True</value>
 659     </param>
 660     <param>
 661       <key>alpha</key>
 662       <value>pll_alpha</value>
 663     </param>
 664     <param>
 665       <key>beta</key>
 666       <value>pll_alpha**2/4.0</value>
 667     </param>
 668     <param>
 669       <key>max_offset</key>
 670       <value>max_carrier_offset</value>
 671     </param>
 672     <param>
 673       <key>_coordinate</key>
 674       <value>(628, 502)</value>
 675     </param>
 676     <param>
 677       <key>_rotation</key>
 678       <value>0</value>
 679     </param>
 680   </block>
 681   <block>
 682     <key>wxgui_fftsink2</key>
 683     <param>
 684       <key>id</key>
 685       <value>rx_fftsink</value>
 686     </param>
 687     <param>
 688       <key>_enabled</key>
 689       <value>True</value>
 690     </param>
 691     <param>
 692       <key>type</key>
 693       <value>complex</value>
 694     </param>
 695     <param>
 696       <key>title</key>
 697       <value>RX Spectrum</value>
 698     </param>
 699     <param>
 700       <key>samp_rate</key>
 701       <value>sample_rate</value>
 702     </param>
 703     <param>
 704       <key>baseband_freq</key>
 705       <value>1698e6</value>
 706     </param>
 707     <param>
 708       <key>y_per_div</key>
 709       <value>5</value>
 710     </param>
 711     <param>
 712       <key>y_divs</key>
 713       <value>8</value>
 714     </param>
 715     <param>
 716       <key>ref_level</key>
 717       <value>20</value>
 718     </param>
 719     <param>
 720       <key>fft_size</key>
 721       <value>1024</value>
 722     </param>
 723     <param>
 724       <key>fft_rate</key>
 725       <value>30</value>
 726     </param>
 727     <param>
 728       <key>peak_hold</key>
 729       <value>False</value>
 730     </param>
 731     <param>
 732       <key>average</key>
 733       <value>True</value>
 734     </param>
 735     <param>
 736       <key>avg_alpha</key>
 737       <value>0.1</value>
 738     </param>
 739     <param>
 740       <key>grid_pos</key>
 741       <value>0, 0, 1, 1</value>
 742     </param>
 743     <param>
 744       <key>notebook</key>
 745       <value>displays, 0</value>
 746     </param>
 747     <param>
 748       <key>_coordinate</key>
 749       <value>(433, 297)</value>
 750     </param>
 751     <param>
 752       <key>_rotation</key>
 753       <value>0</value>
 754     </param>
 755   </block>
 756   <block>
 757     <key>wxgui_scopesink2</key>
 758     <param>
 759       <key>id</key>
 760       <value>wxgui_scopesink2_0</value>
 761     </param>
 762     <param>
 763       <key>_enabled</key>
 764       <value>True</value>
 765     </param>
 766     <param>
 767       <key>type</key>
 768       <value>complex</value>
 769     </param>
 770     <param>
 771       <key>title</key>
 772       <value>RX Waveform</value>
 773     </param>
 774     <param>
 775       <key>samp_rate</key>
 776       <value>sample_rate</value>
 777     </param>
 778     <param>
 779       <key>v_scale</key>
 780       <value>0</value>
 781     </param>
 782     <param>
 783       <key>t_scale</key>
 784       <value>20.0/sample_rate</value>
 785     </param>
 786     <param>
 787       <key>ac_couple</key>
 788       <value>False</value>
 789     </param>
 790     <param>
 791       <key>xy_mode</key>
 792       <value>False</value>
 793     </param>
 794     <param>
 795       <key>num_inputs</key>
 796       <value>1</value>
 797     </param>
 798     <param>
 799       <key>grid_pos</key>
 800       <value>1, 0, 1, 1</value>
 801     </param>
 802     <param>
 803       <key>notebook</key>
 804       <value>displays, 0</value>
 805     </param>
 806     <param>
 807       <key>_coordinate</key>
 808       <value>(434, 603)</value>
 809     </param>
 810     <param>
 811       <key>_rotation</key>
 812       <value>0</value>
 813     </param>
 814   </block>
 815   <block>
 816     <key>variable_slider</key>
 817     <param>
 818       <key>id</key>
 819       <value>pll_alpha</value>
 820     </param>
 821     <param>
 822       <key>_enabled</key>
 823       <value>True</value>
 824     </param>
 825     <param>
 826       <key>label</key>
 827       <value>PLL Alpha</value>
 828     </param>
 829     <param>
 830       <key>value</key>
 831       <value>0.001</value>
 832     </param>
 833     <param>
 834       <key>min</key>
 835       <value>0.0</value>
 836     </param>
 837     <param>
 838       <key>max</key>
 839       <value>0.5</value>
 840     </param>
 841     <param>
 842       <key>num_steps</key>
 843       <value>500</value>
 844     </param>
 845     <param>
 846       <key>style</key>
 847       <value>wx.SL_HORIZONTAL</value>
 848     </param>
 849     <param>
 850       <key>converver</key>
 851       <value>float_converter</value>
 852     </param>
 853     <param>
 854       <key>grid_pos</key>
 855       <value>0, 0, 1, 1</value>
 856     </param>
 857     <param>
 858       <key>notebook</key>
 859       <value></value>
 860     </param>
 861     <param>
 862       <key>_coordinate</key>
 863       <value>(192, 100)</value>
 864     </param>
 865     <param>
 866       <key>_rotation</key>
 867       <value>0</value>
 868     </param>
 869   </block>
 870   <block>
 871     <key>variable_slider</key>
 872     <param>
 873       <key>id</key>
 874       <value>sync_alpha</value>
 875     </param>
 876     <param>
 877       <key>_enabled</key>
 878       <value>True</value>
 879     </param>
 880     <param>
 881       <key>label</key>
 882       <value>SYNC Alpha</value>
 883     </param>
 884     <param>
 885       <key>value</key>
 886       <value>0.001</value>
 887     </param>
 888     <param>
 889       <key>min</key>
 890       <value>0.0</value>
 891     </param>
 892     <param>
 893       <key>max</key>
 894       <value>0.5</value>
 895     </param>
 896     <param>
 897       <key>num_steps</key>
 898       <value>500</value>
 899     </param>
 900     <param>
 901       <key>style</key>
 902       <value>wx.SL_HORIZONTAL</value>
 903     </param>
 904     <param>
 905       <key>converver</key>
 906       <value>float_converter</value>
 907     </param>
 908     <param>
 909       <key>grid_pos</key>
 910       <value>0, 1, 1, 1</value>
 911     </param>
 912     <param>
 913       <key>notebook</key>
 914       <value></value>
 915     </param>
 916     <param>
 917       <key>_coordinate</key>
 918       <value>(344, 101)</value>
 919     </param>
 920     <param>
 921       <key>_rotation</key>
 922       <value>0</value>
 923     </param>
 924   </block>
 925   <connection>
 926     <source_block_id>src</source_block_id>
 927     <sink_block_id>throttle</sink_block_id>
 928     <source_key>0</source_key>
 929     <sink_key>0</sink_key>
 930   </connection>
 931   <connection>
 932     <source_block_id>throttle</source_block_id>
 933     <sink_block_id>agr</sink_block_id>
 934     <source_key>0</source_key>
 935     <sink_key>0</sink_key>
 936   </connection>
 937   <connection>
 938     <source_block_id>agr</source_block_id>
 939     <sink_block_id>rx_fftsink</sink_block_id>
 940     <source_key>0</source_key>
 941     <sink_key>0</sink_key>
 942   </connection>
 943   <connection>
 944     <source_block_id>agr</source_block_id>
 945     <sink_block_id>wxgui_scopesink2_0</sink_block_id>
 946     <source_key>0</source_key>
 947     <sink_key>0</sink_key>
 948   </connection>
 949   <connection>
 950     <source_block_id>noaa_hrpt_pll_cc_0</source_block_id>
 951     <sink_block_id>wxgui_scopesink2_0_0</sink_block_id>
 952     <source_key>0</source_key>
 953     <sink_key>0</sink_key>
 954   </connection>
 955   <connection>
 956     <source_block_id>noaa_hrpt_pll_cc_0</source_block_id>
 957     <sink_block_id>wxgui_scopesink2_0_0_0</sink_block_id>
 958     <source_key>0</source_key>
 959     <sink_key>0</sink_key>
 960   </connection>
 961   <connection>
 962     <source_block_id>noaa_hrpt_pll_cc_0</source_block_id>
 963     <sink_block_id>sync</sink_block_id>
 964     <source_key>0</source_key>
 965     <sink_key>0</sink_key>
 966   </connection>
 967   <connection>
 968     <source_block_id>sync</source_block_id>
 969     <sink_block_id>wxgui_scopesink2_0_0_1</sink_block_id>
 970     <source_key>0</source_key>
 971     <sink_key>0</sink_key>
 972   </connection>
 973   <connection>
 974     <source_block_id>sync</source_block_id>
 975     <sink_block_id>wxgui_scopesink2_0_0_0_0</sink_block_id>
 976     <source_key>0</source_key>
 977     <sink_key>0</sink_key>
 978   </connection>
 979   <connection>
 980     <source_block_id>agr</source_block_id>
 981     <sink_block_id>noaa_hrpt_pll_cc_0</sink_block_id>
 982     <source_key>0</source_key>
 983     <sink_key>0</sink_key>
 984   </connection>
 985 </flow_graph>