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>Mon Sep  7 13:05:09 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>variable</key>
 111     <param>
 112       <key>id</key>
 113       <value>decim</value>
 114     </param>
 115     <param>
 116       <key>_enabled</key>
 117       <value>True</value>
 118     </param>
 119     <param>
 120       <key>value</key>
 121       <value>16</value>
 122     </param>
 123     <param>
 124       <key>_coordinate</key>
 125       <value>(186, 10)</value>
 126     </param>
 127     <param>
 128       <key>_rotation</key>
 129       <value>0</value>
 130     </param>
 131   </block>
 132   <block>
 133     <key>variable</key>
 134     <param>
 135       <key>id</key>
 136       <value>hs</value>
 137     </param>
 138     <param>
 139       <key>_enabled</key>
 140       <value>True</value>
 141     </param>
 142     <param>
 143       <key>value</key>
 144       <value>int(sps/2.0)</value>
 145     </param>
 146     <param>
 147       <key>_coordinate</key>
 148       <value>(589, 13)</value>
 149     </param>
 150     <param>
 151       <key>_rotation</key>
 152       <value>0</value>
 153     </param>
 154   </block>
 155   <block>
 156     <key>variable</key>
 157     <param>
 158       <key>id</key>
 159       <value>sym_rate</value>
 160     </param>
 161     <param>
 162       <key>_enabled</key>
 163       <value>True</value>
 164     </param>
 165     <param>
 166       <key>value</key>
 167       <value>600*1109</value>
 168     </param>
 169     <param>
 170       <key>_coordinate</key>
 171       <value>(383, 7)</value>
 172     </param>
 173     <param>
 174       <key>_rotation</key>
 175       <value>0</value>
 176     </param>
 177   </block>
 178   <block>
 179     <key>variable</key>
 180     <param>
 181       <key>id</key>
 182       <value>sps</value>
 183     </param>
 184     <param>
 185       <key>_enabled</key>
 186       <value>True</value>
 187     </param>
 188     <param>
 189       <key>value</key>
 190       <value>sample_rate/sym_rate</value>
 191     </param>
 192     <param>
 193       <key>_coordinate</key>
 194       <value>(479, 11)</value>
 195     </param>
 196     <param>
 197       <key>_rotation</key>
 198       <value>0</value>
 199     </param>
 200   </block>
 201   <block>
 202     <key>variable</key>
 203     <param>
 204       <key>id</key>
 205       <value>sample_rate</value>
 206     </param>
 207     <param>
 208       <key>_enabled</key>
 209       <value>True</value>
 210     </param>
 211     <param>
 212       <key>value</key>
 213       <value>64e6/decim</value>
 214     </param>
 215     <param>
 216       <key>_coordinate</key>
 217       <value>(273, 9)</value>
 218     </param>
 219     <param>
 220       <key>_rotation</key>
 221       <value>0</value>
 222     </param>
 223   </block>
 224   <block>
 225     <key>wxgui_fftsink2</key>
 226     <param>
 227       <key>id</key>
 228       <value>rx_fftsink</value>
 229     </param>
 230     <param>
 231       <key>_enabled</key>
 232       <value>True</value>
 233     </param>
 234     <param>
 235       <key>type</key>
 236       <value>complex</value>
 237     </param>
 238     <param>
 239       <key>title</key>
 240       <value>RX Spectrum</value>
 241     </param>
 242     <param>
 243       <key>samp_rate</key>
 244       <value>sample_rate</value>
 245     </param>
 246     <param>
 247       <key>baseband_freq</key>
 248       <value>1698e6</value>
 249     </param>
 250     <param>
 251       <key>y_per_div</key>
 252       <value>5</value>
 253     </param>
 254     <param>
 255       <key>y_divs</key>
 256       <value>8</value>
 257     </param>
 258     <param>
 259       <key>ref_level</key>
 260       <value>20</value>
 261     </param>
 262     <param>
 263       <key>ref_scale</key>
 264       <value>2.0</value>
 265     </param>
 266     <param>
 267       <key>fft_size</key>
 268       <value>1024</value>
 269     </param>
 270     <param>
 271       <key>fft_rate</key>
 272       <value>30</value>
 273     </param>
 274     <param>
 275       <key>peak_hold</key>
 276       <value>False</value>
 277     </param>
 278     <param>
 279       <key>average</key>
 280       <value>True</value>
 281     </param>
 282     <param>
 283       <key>avg_alpha</key>
 284       <value>0.1</value>
 285     </param>
 286     <param>
 287       <key>grid_pos</key>
 288       <value>0, 0, 1, 1</value>
 289     </param>
 290     <param>
 291       <key>notebook</key>
 292       <value>displays, 0</value>
 293     </param>
 294     <param>
 295       <key>_coordinate</key>
 296       <value>(433, 297)</value>
 297     </param>
 298     <param>
 299       <key>_rotation</key>
 300       <value>0</value>
 301     </param>
 302   </block>
 303   <block>
 304     <key>wxgui_scopesink2</key>
 305     <param>
 306       <key>id</key>
 307       <value>wxgui_scopesink2_0</value>
 308     </param>
 309     <param>
 310       <key>_enabled</key>
 311       <value>True</value>
 312     </param>
 313     <param>
 314       <key>type</key>
 315       <value>complex</value>
 316     </param>
 317     <param>
 318       <key>title</key>
 319       <value>RX Waveform</value>
 320     </param>
 321     <param>
 322       <key>samp_rate</key>
 323       <value>sample_rate</value>
 324     </param>
 325     <param>
 326       <key>v_scale</key>
 327       <value>0</value>
 328     </param>
 329     <param>
 330       <key>t_scale</key>
 331       <value>20.0/sample_rate</value>
 332     </param>
 333     <param>
 334       <key>ac_couple</key>
 335       <value>False</value>
 336     </param>
 337     <param>
 338       <key>xy_mode</key>
 339       <value>False</value>
 340     </param>
 341     <param>
 342       <key>num_inputs</key>
 343       <value>1</value>
 344     </param>
 345     <param>
 346       <key>grid_pos</key>
 347       <value>1, 0, 1, 1</value>
 348     </param>
 349     <param>
 350       <key>notebook</key>
 351       <value>displays, 0</value>
 352     </param>
 353     <param>
 354       <key>_coordinate</key>
 355       <value>(434, 603)</value>
 356     </param>
 357     <param>
 358       <key>_rotation</key>
 359       <value>0</value>
 360     </param>
 361   </block>
 362   <block>
 363     <key>variable_slider</key>
 364     <param>
 365       <key>id</key>
 366       <value>pll_alpha</value>
 367     </param>
 368     <param>
 369       <key>_enabled</key>
 370       <value>True</value>
 371     </param>
 372     <param>
 373       <key>label</key>
 374       <value>PLL Alpha</value>
 375     </param>
 376     <param>
 377       <key>value</key>
 378       <value>0.001</value>
 379     </param>
 380     <param>
 381       <key>min</key>
 382       <value>0.0</value>
 383     </param>
 384     <param>
 385       <key>max</key>
 386       <value>0.5</value>
 387     </param>
 388     <param>
 389       <key>num_steps</key>
 390       <value>500</value>
 391     </param>
 392     <param>
 393       <key>style</key>
 394       <value>wx.SL_HORIZONTAL</value>
 395     </param>
 396     <param>
 397       <key>converver</key>
 398       <value>float_converter</value>
 399     </param>
 400     <param>
 401       <key>grid_pos</key>
 402       <value>0, 0, 1, 1</value>
 403     </param>
 404     <param>
 405       <key>notebook</key>
 406       <value></value>
 407     </param>
 408     <param>
 409       <key>_coordinate</key>
 410       <value>(192, 100)</value>
 411     </param>
 412     <param>
 413       <key>_rotation</key>
 414       <value>0</value>
 415     </param>
 416   </block>
 417   <block>
 418     <key>variable_slider</key>
 419     <param>
 420       <key>id</key>
 421       <value>sync_alpha</value>
 422     </param>
 423     <param>
 424       <key>_enabled</key>
 425       <value>True</value>
 426     </param>
 427     <param>
 428       <key>label</key>
 429       <value>SYNC Alpha</value>
 430     </param>
 431     <param>
 432       <key>value</key>
 433       <value>0.001</value>
 434     </param>
 435     <param>
 436       <key>min</key>
 437       <value>0.0</value>
 438     </param>
 439     <param>
 440       <key>max</key>
 441       <value>0.5</value>
 442     </param>
 443     <param>
 444       <key>num_steps</key>
 445       <value>500</value>
 446     </param>
 447     <param>
 448       <key>style</key>
 449       <value>wx.SL_HORIZONTAL</value>
 450     </param>
 451     <param>
 452       <key>converver</key>
 453       <value>float_converter</value>
 454     </param>
 455     <param>
 456       <key>grid_pos</key>
 457       <value>0, 1, 1, 1</value>
 458     </param>
 459     <param>
 460       <key>notebook</key>
 461       <value></value>
 462     </param>
 463     <param>
 464       <key>_coordinate</key>
 465       <value>(344, 101)</value>
 466     </param>
 467     <param>
 468       <key>_rotation</key>
 469       <value>0</value>
 470     </param>
 471   </block>
 472   <block>
 473     <key>variable</key>
 474     <param>
 475       <key>id</key>
 476       <value>max_carrier_offset</value>
 477     </param>
 478     <param>
 479       <key>_enabled</key>
 480       <value>True</value>
 481     </param>
 482     <param>
 483       <key>value</key>
 484       <value>2*math.pi*100e3/sample_rate</value>
 485     </param>
 486     <param>
 487       <key>_coordinate</key>
 488       <value>(671, 14)</value>
 489     </param>
 490     <param>
 491       <key>_rotation</key>
 492       <value>0</value>
 493     </param>
 494   </block>
 495   <block>
 496     <key>variable</key>
 497     <param>
 498       <key>id</key>
 499       <value>max_sync_offset</value>
 500     </param>
 501     <param>
 502       <key>_enabled</key>
 503       <value>True</value>
 504     </param>
 505     <param>
 506       <key>value</key>
 507       <value>0.01</value>
 508     </param>
 509     <param>
 510       <key>_coordinate</key>
 511       <value>(805, 13)</value>
 512     </param>
 513     <param>
 514       <key>_rotation</key>
 515       <value>0</value>
 516     </param>
 517   </block>
 518   <block>
 519     <key>gr_file_source</key>
 520     <param>
 521       <key>id</key>
 522       <value>src</value>
 523     </param>
 524     <param>
 525       <key>_enabled</key>
 526       <value>True</value>
 527     </param>
 528     <param>
 529       <key>file</key>
 530       <value>poes-d16.dat</value>
 531     </param>
 532     <param>
 533       <key>type</key>
 534       <value>complex</value>
 535     </param>
 536     <param>
 537       <key>repeat</key>
 538       <value>False</value>
 539     </param>
 540     <param>
 541       <key>vlen</key>
 542       <value>1</value>
 543     </param>
 544     <param>
 545       <key>_coordinate</key>
 546       <value>(34, 423)</value>
 547     </param>
 548     <param>
 549       <key>_rotation</key>
 550       <value>0</value>
 551     </param>
 552   </block>
 553   <block>
 554     <key>gr_agc_xx</key>
 555     <param>
 556       <key>id</key>
 557       <value>agr</value>
 558     </param>
 559     <param>
 560       <key>_enabled</key>
 561       <value>True</value>
 562     </param>
 563     <param>
 564       <key>type</key>
 565       <value>complex</value>
 566     </param>
 567     <param>
 568       <key>rate</key>
 569       <value>1e-6</value>
 570     </param>
 571     <param>
 572       <key>reference</key>
 573       <value>1.0</value>
 574     </param>
 575     <param>
 576       <key>gain</key>
 577       <value>1.0</value>
 578     </param>
 579     <param>
 580       <key>max_gain</key>
 581       <value>1.0</value>
 582     </param>
 583     <param>
 584       <key>_coordinate</key>
 585       <value>(261, 494)</value>
 586     </param>
 587     <param>
 588       <key>_rotation</key>
 589       <value>0</value>
 590     </param>
 591   </block>
 592   <block>
 593     <key>wxgui_scopesink2</key>
 594     <param>
 595       <key>id</key>
 596       <value>wxgui_scopesink2_0_0</value>
 597     </param>
 598     <param>
 599       <key>_enabled</key>
 600       <value>True</value>
 601     </param>
 602     <param>
 603       <key>type</key>
 604       <value>float</value>
 605     </param>
 606     <param>
 607       <key>title</key>
 608       <value>Post-PLL</value>
 609     </param>
 610     <param>
 611       <key>samp_rate</key>
 612       <value>sample_rate</value>
 613     </param>
 614     <param>
 615       <key>v_scale</key>
 616       <value>0.5</value>
 617     </param>
 618     <param>
 619       <key>t_scale</key>
 620       <value>20.0/sample_rate</value>
 621     </param>
 622     <param>
 623       <key>ac_couple</key>
 624       <value>False</value>
 625     </param>
 626     <param>
 627       <key>xy_mode</key>
 628       <value>False</value>
 629     </param>
 630     <param>
 631       <key>num_inputs</key>
 632       <value>1</value>
 633     </param>
 634     <param>
 635       <key>grid_pos</key>
 636       <value>0, 0, 1, 1</value>
 637     </param>
 638     <param>
 639       <key>notebook</key>
 640       <value>displays, 1</value>
 641     </param>
 642     <param>
 643       <key>_coordinate</key>
 644       <value>(618, 335)</value>
 645     </param>
 646     <param>
 647       <key>_rotation</key>
 648       <value>180</value>
 649     </param>
 650   </block>
 651   <block>
 652     <key>noaa_hrpt_pll_cf</key>
 653     <param>
 654       <key>id</key>
 655       <value>noaa_hrpt_pll_cf_0</value>
 656     </param>
 657     <param>
 658       <key>_enabled</key>
 659       <value>True</value>
 660     </param>
 661     <param>
 662       <key>alpha</key>
 663       <value>pll_alpha</value>
 664     </param>
 665     <param>
 666       <key>beta</key>
 667       <value>pll_alpha**2/4.0</value>
 668     </param>
 669     <param>
 670       <key>max_offset</key>
 671       <value>max_carrier_offset</value>
 672     </param>
 673     <param>
 674       <key>_coordinate</key>
 675       <value>(639, 502)</value>
 676     </param>
 677     <param>
 678       <key>_rotation</key>
 679       <value>0</value>
 680     </param>
 681   </block>
 682   <block>
 683     <key>noaa_hrpt_sync_ff</key>
 684     <param>
 685       <key>id</key>
 686       <value>noaa_hrpt_sync_ff_0</value>
 687     </param>
 688     <param>
 689       <key>_enabled</key>
 690       <value>True</value>
 691     </param>
 692     <param>
 693       <key>alpha</key>
 694       <value>.005</value>
 695     </param>
 696     <param>
 697       <key>beta</key>
 698       <value>.005*.005/4.0</value>
 699     </param>
 700     <param>
 701       <key>sps</key>
 702       <value>sps</value>
 703     </param>
 704     <param>
 705       <key>max_offset</key>
 706       <value>max_sync_offset</value>
 707     </param>
 708     <param>
 709       <key>_coordinate</key>
 710       <value>(876, 494)</value>
 711     </param>
 712     <param>
 713       <key>_rotation</key>
 714       <value>0</value>
 715     </param>
 716   </block>
 717   <block>
 718     <key>gr_binary_slicer_fb</key>
 719     <param>
 720       <key>id</key>
 721       <value>gr_binary_slicer_fb_0</value>
 722     </param>
 723     <param>
 724       <key>_enabled</key>
 725       <value>True</value>
 726     </param>
 727     <param>
 728       <key>_coordinate</key>
 729       <value>(1108, 522)</value>
 730     </param>
 731     <param>
 732       <key>_rotation</key>
 733       <value>0</value>
 734     </param>
 735   </block>
 736   <block>
 737     <key>virtual_sink</key>
 738     <param>
 739       <key>id</key>
 740       <value>virtual_sink_1</value>
 741     </param>
 742     <param>
 743       <key>_enabled</key>
 744       <value>True</value>
 745     </param>
 746     <param>
 747       <key>stream_id</key>
 748       <value>bits</value>
 749     </param>
 750     <param>
 751       <key>_coordinate</key>
 752       <value>(1289, 518)</value>
 753     </param>
 754     <param>
 755       <key>_rotation</key>
 756       <value>0</value>
 757     </param>
 758   </block>
 759   <block>
 760     <key>gr_file_sink</key>
 761     <param>
 762       <key>id</key>
 763       <value>gr_file_sink_0</value>
 764     </param>
 765     <param>
 766       <key>_enabled</key>
 767       <value>True</value>
 768     </param>
 769     <param>
 770       <key>file</key>
 771       <value>bits.dat</value>
 772     </param>
 773     <param>
 774       <key>type</key>
 775       <value>byte</value>
 776     </param>
 777     <param>
 778       <key>vlen</key>
 779       <value>1</value>
 780     </param>
 781     <param>
 782       <key>_coordinate</key>
 783       <value>(981, 919)</value>
 784     </param>
 785     <param>
 786       <key>_rotation</key>
 787       <value>0</value>
 788     </param>
 789   </block>
 790   <block>
 791     <key>gr_char_to_float</key>
 792     <param>
 793       <key>id</key>
 794       <value>gr_char_to_float_0</value>
 795     </param>
 796     <param>
 797       <key>_enabled</key>
 798       <value>True</value>
 799     </param>
 800     <param>
 801       <key>_coordinate</key>
 802       <value>(477, 923)</value>
 803     </param>
 804     <param>
 805       <key>_rotation</key>
 806       <value>0</value>
 807     </param>
 808   </block>
 809   <block>
 810     <key>gr_float_to_char</key>
 811     <param>
 812       <key>id</key>
 813       <value>gr_float_to_char_0</value>
 814     </param>
 815     <param>
 816       <key>_enabled</key>
 817       <value>True</value>
 818     </param>
 819     <param>
 820       <key>_coordinate</key>
 821       <value>(809, 923)</value>
 822     </param>
 823     <param>
 824       <key>_rotation</key>
 825       <value>0</value>
 826     </param>
 827   </block>
 828   <block>
 829     <key>gr_add_const_vxx</key>
 830     <param>
 831       <key>id</key>
 832       <value>gr_add_const_vxx_0</value>
 833     </param>
 834     <param>
 835       <key>_enabled</key>
 836       <value>True</value>
 837     </param>
 838     <param>
 839       <key>type</key>
 840       <value>float</value>
 841     </param>
 842     <param>
 843       <key>const</key>
 844       <value>48.0</value>
 845     </param>
 846     <param>
 847       <key>vlen</key>
 848       <value>1</value>
 849     </param>
 850     <param>
 851       <key>_coordinate</key>
 852       <value>(653, 919)</value>
 853     </param>
 854     <param>
 855       <key>_rotation</key>
 856       <value>0</value>
 857     </param>
 858   </block>
 859   <block>
 860     <key>virtual_source</key>
 861     <param>
 862       <key>id</key>
 863       <value>virtual_source_0</value>
 864     </param>
 865     <param>
 866       <key>_enabled</key>
 867       <value>True</value>
 868     </param>
 869     <param>
 870       <key>stream_id</key>
 871       <value>bits</value>
 872     </param>
 873     <param>
 874       <key>_coordinate</key>
 875       <value>(283, 919)</value>
 876     </param>
 877     <param>
 878       <key>_rotation</key>
 879       <value>0</value>
 880     </param>
 881   </block>
 882   <block>
 883     <key>wxgui_scopesink2</key>
 884     <param>
 885       <key>id</key>
 886       <value>wxgui_scopesink2_0_0_0_0</value>
 887     </param>
 888     <param>
 889       <key>_enabled</key>
 890       <value>True</value>
 891     </param>
 892     <param>
 893       <key>type</key>
 894       <value>float</value>
 895     </param>
 896     <param>
 897       <key>title</key>
 898       <value>Post-SYNC</value>
 899     </param>
 900     <param>
 901       <key>samp_rate</key>
 902       <value>sym_rate</value>
 903     </param>
 904     <param>
 905       <key>v_scale</key>
 906       <value>0.5</value>
 907     </param>
 908     <param>
 909       <key>t_scale</key>
 910       <value>20.0/sym_rate</value>
 911     </param>
 912     <param>
 913       <key>ac_couple</key>
 914       <value>False</value>
 915     </param>
 916     <param>
 917       <key>xy_mode</key>
 918       <value>False</value>
 919     </param>
 920     <param>
 921       <key>num_inputs</key>
 922       <value>1</value>
 923     </param>
 924     <param>
 925       <key>grid_pos</key>
 926       <value>1, 0, 1, 1</value>
 927     </param>
 928     <param>
 929       <key>notebook</key>
 930       <value>displays, 1</value>
 931     </param>
 932     <param>
 933       <key>_coordinate</key>
 934       <value>(872, 607)</value>
 935     </param>
 936     <param>
 937       <key>_rotation</key>
 938       <value>180</value>
 939     </param>
 940   </block>
 941   <block>
 942     <key>notebook</key>
 943     <param>
 944       <key>id</key>
 945       <value>displays</value>
 946     </param>
 947     <param>
 948       <key>_enabled</key>
 949       <value>True</value>
 950     </param>
 951     <param>
 952       <key>style</key>
 953       <value>wx.NB_TOP</value>
 954     </param>
 955     <param>
 956       <key>labels</key>
 957       <value>['RX','PLL/SYNC']</value>
 958     </param>
 959     <param>
 960       <key>grid_pos</key>
 961       <value>1, 0, 1, 2</value>
 962     </param>
 963     <param>
 964       <key>notebook</key>
 965       <value></value>
 966     </param>
 967     <param>
 968       <key>_coordinate</key>
 969       <value>(9, 99)</value>
 970     </param>
 971     <param>
 972       <key>_rotation</key>
 973       <value>0</value>
 974     </param>
 975   </block>
 976   <connection>
 977     <source_block_id>src</source_block_id>
 978     <sink_block_id>throttle</sink_block_id>
 979     <source_key>0</source_key>
 980     <sink_key>0</sink_key>
 981   </connection>
 982   <connection>
 983     <source_block_id>throttle</source_block_id>
 984     <sink_block_id>agr</sink_block_id>
 985     <source_key>0</source_key>
 986     <sink_key>0</sink_key>
 987   </connection>
 988   <connection>
 989     <source_block_id>agr</source_block_id>
 990     <sink_block_id>rx_fftsink</sink_block_id>
 991     <source_key>0</source_key>
 992     <sink_key>0</sink_key>
 993   </connection>
 994   <connection>
 995     <source_block_id>agr</source_block_id>
 996     <sink_block_id>wxgui_scopesink2_0</sink_block_id>
 997     <source_key>0</source_key>
 998     <sink_key>0</sink_key>
 999   </connection>
1000   <connection>
1001     <source_block_id>gr_binary_slicer_fb_0</source_block_id>
1002     <sink_block_id>virtual_sink_1</sink_block_id>
1003     <source_key>0</source_key>
1004     <sink_key>0</sink_key>
1005   </connection>
1006   <connection>
1007     <source_block_id>agr</source_block_id>
1008     <sink_block_id>noaa_hrpt_pll_cf_0</sink_block_id>
1009     <source_key>0</source_key>
1010     <sink_key>0</sink_key>
1011   </connection>
1012   <connection>
1013     <source_block_id>noaa_hrpt_pll_cf_0</source_block_id>
1014     <sink_block_id>wxgui_scopesink2_0_0</sink_block_id>
1015     <source_key>0</source_key>
1016     <sink_key>0</sink_key>
1017   </connection>
1018   <connection>
1019     <source_block_id>noaa_hrpt_pll_cf_0</source_block_id>
1020     <sink_block_id>noaa_hrpt_sync_ff_0</sink_block_id>
1021     <source_key>0</source_key>
1022     <sink_key>0</sink_key>
1023   </connection>
1024   <connection>
1025     <source_block_id>noaa_hrpt_sync_ff_0</source_block_id>
1026     <sink_block_id>gr_binary_slicer_fb_0</sink_block_id>
1027     <source_key>0</source_key>
1028     <sink_key>0</sink_key>
1029   </connection>
1030   <connection>
1031     <source_block_id>noaa_hrpt_sync_ff_0</source_block_id>
1032     <sink_block_id>wxgui_scopesink2_0_0_0_0</sink_block_id>
1033     <source_key>0</source_key>
1034     <sink_key>0</sink_key>
1035   </connection>
1036   <connection>
1037     <source_block_id>virtual_source_0</source_block_id>
1038     <sink_block_id>gr_char_to_float_0</sink_block_id>
1039     <source_key>0</source_key>
1040     <sink_key>0</sink_key>
1041   </connection>
1042   <connection>
1043     <source_block_id>gr_float_to_char_0</source_block_id>
1044     <sink_block_id>gr_file_sink_0</sink_block_id>
1045     <source_key>0</source_key>
1046     <sink_key>0</sink_key>
1047   </connection>
1048   <connection>
1049     <source_block_id>gr_add_const_vxx_0</source_block_id>
1050     <sink_block_id>gr_float_to_char_0</sink_block_id>
1051     <source_key>0</source_key>
1052     <sink_key>0</sink_key>
1053   </connection>
1054   <connection>
1055     <source_block_id>gr_char_to_float_0</source_block_id>
1056     <sink_block_id>gr_add_const_vxx_0</sink_block_id>
1057     <source_key>0</source_key>
1058     <sink_key>0</sink_key>
1059   </connection>
1060 </flow_graph>