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37ee039 @csete NFM receiver example in GRC.
authored
1 <?xml version='1.0' encoding='ASCII'?>
2 <flow_graph>
74060f8 @csete Set RF gain from slider value.
authored
3 <timestamp>Sun May 8 18:05:32 2011</timestamp>
37ee039 @csete NFM receiver example in GRC.
authored
4 <block>
5 <key>options</key>
6 <param>
7 <key>id</key>
8 <value>fcd_nfm_rx</value>
9 </param>
10 <param>
11 <key>_enabled</key>
12 <value>True</value>
13 </param>
14 <param>
15 <key>title</key>
16 <value>FCD FM Receiver</value>
17 </param>
18 <param>
19 <key>author</key>
20 <value>OZ9AEC</value>
21 </param>
22 <param>
23 <key>description</key>
24 <value>Simple FM receiver using the Funcube Dongle</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_options</key>
40 <value>prompt</value>
41 </param>
42 <param>
43 <key>run</key>
44 <value>True</value>
45 </param>
46 <param>
47 <key>realtime_scheduling</key>
48 <value></value>
49 </param>
50 <param>
51 <key>_coordinate</key>
52 <value>(10, 10)</value>
53 </param>
54 <param>
55 <key>_rotation</key>
56 <value>0</value>
57 </param>
58 </block>
59 <block>
60 <key>variable_static_text</key>
61 <param>
62 <key>id</key>
63 <value>rx_freq</value>
64 </param>
65 <param>
66 <key>_enabled</key>
67 <value>True</value>
68 </param>
69 <param>
70 <key>label</key>
71 <value>Receive</value>
72 </param>
73 <param>
74 <key>value</key>
75 <value>freq+(offset_coarse+offset_fine)</value>
76 </param>
77 <param>
78 <key>converver</key>
79 <value>float_converter</value>
80 </param>
81 <param>
82 <key>formatter</key>
83 <value>None</value>
84 </param>
85 <param>
86 <key>grid_pos</key>
87 <value>5,3,1,1</value>
88 </param>
89 <param>
90 <key>notebook</key>
91 <value></value>
92 </param>
93 <param>
94 <key>_coordinate</key>
95 <value>(491, 10)</value>
96 </param>
97 <param>
98 <key>_rotation</key>
99 <value>0</value>
100 </param>
101 </block>
102 <block>
103 <key>variable_slider</key>
104 <param>
105 <key>id</key>
106 <value>offset_fine</value>
107 </param>
108 <param>
109 <key>_enabled</key>
110 <value>True</value>
111 </param>
112 <param>
113 <key>label</key>
114 <value>Fine tune</value>
115 </param>
116 <param>
117 <key>value</key>
118 <value>0</value>
119 </param>
120 <param>
121 <key>min</key>
122 <value>-1000</value>
123 </param>
124 <param>
125 <key>max</key>
126 <value>1000</value>
127 </param>
128 <param>
129 <key>num_steps</key>
130 <value>400</value>
131 </param>
132 <param>
133 <key>style</key>
134 <value>wx.SL_HORIZONTAL</value>
135 </param>
136 <param>
137 <key>converver</key>
138 <value>float_converter</value>
139 </param>
140 <param>
141 <key>grid_pos</key>
142 <value>6,0,1,2</value>
143 </param>
144 <param>
145 <key>notebook</key>
146 <value></value>
147 </param>
148 <param>
149 <key>_coordinate</key>
150 <value>(9, 279)</value>
151 </param>
152 <param>
153 <key>_rotation</key>
154 <value>0</value>
155 </param>
156 </block>
157 <block>
158 <key>variable_slider</key>
159 <param>
160 <key>id</key>
161 <value>offset_coarse</value>
162 </param>
163 <param>
164 <key>_enabled</key>
165 <value>True</value>
166 </param>
167 <param>
168 <key>label</key>
169 <value>Coarse tune</value>
170 </param>
171 <param>
172 <key>value</key>
173 <value>0</value>
174 </param>
175 <param>
176 <key>min</key>
177 <value>-48000</value>
178 </param>
179 <param>
180 <key>max</key>
181 <value>48000</value>
182 </param>
183 <param>
184 <key>num_steps</key>
185 <value>960</value>
186 </param>
187 <param>
188 <key>style</key>
189 <value>wx.SL_HORIZONTAL</value>
190 </param>
191 <param>
192 <key>converver</key>
193 <value>float_converter</value>
194 </param>
195 <param>
196 <key>grid_pos</key>
197 <value>6,2,1,2</value>
198 </param>
199 <param>
200 <key>notebook</key>
201 <value></value>
202 </param>
203 <param>
204 <key>_coordinate</key>
205 <value>(10, 130)</value>
206 </param>
207 <param>
208 <key>_rotation</key>
209 <value>0</value>
210 </param>
211 </block>
212 <block>
213 <key>variable_slider</key>
214 <param>
215 <key>id</key>
216 <value>width</value>
217 </param>
218 <param>
219 <key>_enabled</key>
220 <value>True</value>
221 </param>
222 <param>
223 <key>label</key>
224 <value>Filter</value>
225 </param>
226 <param>
227 <key>value</key>
228 <value>10000</value>
229 </param>
230 <param>
231 <key>min</key>
232 <value>2000</value>
233 </param>
234 <param>
235 <key>max</key>
236 <value>40000</value>
237 </param>
238 <param>
239 <key>num_steps</key>
240 <value>760</value>
241 </param>
242 <param>
243 <key>style</key>
244 <value>wx.SL_HORIZONTAL</value>
245 </param>
246 <param>
247 <key>converver</key>
248 <value>float_converter</value>
249 </param>
250 <param>
251 <key>grid_pos</key>
252 <value>7,0,1,1</value>
253 </param>
254 <param>
255 <key>notebook</key>
256 <value></value>
257 </param>
258 <param>
259 <key>_coordinate</key>
260 <value>(9, 431)</value>
261 </param>
262 <param>
263 <key>_rotation</key>
264 <value>0</value>
265 </param>
266 </block>
267 <block>
268 <key>variable_slider</key>
269 <param>
270 <key>id</key>
271 <value>trans</value>
272 </param>
273 <param>
274 <key>_enabled</key>
275 <value>True</value>
276 </param>
277 <param>
278 <key>label</key>
279 <value>Trans</value>
280 </param>
281 <param>
282 <key>value</key>
283 <value>1500</value>
284 </param>
285 <param>
286 <key>min</key>
287 <value>500</value>
288 </param>
289 <param>
290 <key>max</key>
291 <value>5000</value>
292 </param>
293 <param>
294 <key>num_steps</key>
295 <value>900</value>
296 </param>
297 <param>
298 <key>style</key>
299 <value>wx.SL_HORIZONTAL</value>
300 </param>
301 <param>
302 <key>converver</key>
303 <value>float_converter</value>
304 </param>
305 <param>
306 <key>grid_pos</key>
307 <value>8,0,1,1</value>
308 </param>
309 <param>
310 <key>notebook</key>
311 <value></value>
312 </param>
313 <param>
314 <key>_coordinate</key>
315 <value>(10, 577)</value>
316 </param>
317 <param>
318 <key>_rotation</key>
319 <value>0</value>
320 </param>
321 </block>
322 <block>
323 <key>variable_slider</key>
324 <param>
325 <key>id</key>
326 <value>af_gain</value>
327 </param>
328 <param>
329 <key>_enabled</key>
330 <value>True</value>
331 </param>
332 <param>
333 <key>label</key>
334 <value>VOL</value>
335 </param>
336 <param>
337 <key>value</key>
338 <value>1</value>
339 </param>
340 <param>
341 <key>min</key>
342 <value>0</value>
343 </param>
344 <param>
345 <key>max</key>
346 <value>5</value>
347 </param>
348 <param>
349 <key>num_steps</key>
350 <value>50</value>
351 </param>
352 <param>
353 <key>style</key>
354 <value>wx.SL_HORIZONTAL</value>
355 </param>
356 <param>
357 <key>converver</key>
358 <value>float_converter</value>
359 </param>
360 <param>
361 <key>grid_pos</key>
362 <value>8,1,1,1</value>
363 </param>
364 <param>
365 <key>notebook</key>
366 <value></value>
367 </param>
368 <param>
369 <key>_coordinate</key>
370 <value>(168, 726)</value>
371 </param>
372 <param>
373 <key>_rotation</key>
374 <value>0</value>
375 </param>
376 </block>
377 <block>
378 <key>low_pass_filter</key>
379 <param>
380 <key>id</key>
381 <value>low_pass_filter</value>
382 </param>
383 <param>
384 <key>_enabled</key>
385 <value>True</value>
386 </param>
387 <param>
388 <key>type</key>
389 <value>fir_filter_ccf</value>
390 </param>
391 <param>
392 <key>decim</key>
393 <value>1</value>
394 </param>
395 <param>
396 <key>interp</key>
397 <value>1</value>
398 </param>
399 <param>
400 <key>gain</key>
401 <value>1</value>
402 </param>
403 <param>
404 <key>samp_rate</key>
405 <value>samp_rate</value>
406 </param>
407 <param>
408 <key>cutoff_freq</key>
409 <value>width/2</value>
410 </param>
411 <param>
412 <key>width</key>
413 <value>trans</value>
414 </param>
415 <param>
416 <key>win</key>
417 <value>firdes.WIN_HAMMING</value>
418 </param>
419 <param>
420 <key>beta</key>
421 <value>6.76</value>
422 </param>
423 <param>
424 <key>_coordinate</key>
425 <value>(742, 258)</value>
426 </param>
427 <param>
428 <key>_rotation</key>
429 <value>0</value>
430 </param>
431 </block>
432 <block>
433 <key>gr_simple_squelch_cc</key>
434 <param>
435 <key>id</key>
436 <value>gr_simple_squelch_cc_0</value>
437 </param>
438 <param>
439 <key>_enabled</key>
440 <value>True</value>
441 </param>
442 <param>
443 <key>threshold</key>
444 <value>sql_lev</value>
445 </param>
446 <param>
447 <key>alpha</key>
448 <value>1</value>
449 </param>
450 <param>
451 <key>_coordinate</key>
452 <value>(226, 499)</value>
453 </param>
454 <param>
455 <key>_rotation</key>
456 <value>0</value>
457 </param>
458 </block>
459 <block>
460 <key>blks2_nbfm_rx</key>
461 <param>
462 <key>id</key>
463 <value>nbfm_normal</value>
464 </param>
465 <param>
466 <key>_enabled</key>
467 <value>True</value>
468 </param>
469 <param>
470 <key>audio_rate</key>
471 <value>48000</value>
472 </param>
473 <param>
474 <key>quad_rate</key>
475 <value>96000</value>
476 </param>
477 <param>
478 <key>tau</key>
479 <value>75e-6</value>
480 </param>
481 <param>
482 <key>max_dev</key>
483 <value>5e3</value>
484 </param>
485 <param>
486 <key>_coordinate</key>
487 <value>(441, 483)</value>
488 </param>
489 <param>
490 <key>_rotation</key>
491 <value>0</value>
492 </param>
493 </block>
494 <block>
495 <key>gr_multiply_const_vxx</key>
496 <param>
497 <key>id</key>
498 <value>gr_multiply_const_vxx_1</value>
499 </param>
500 <param>
501 <key>_enabled</key>
502 <value>True</value>
503 </param>
504 <param>
505 <key>type</key>
506 <value>float</value>
507 </param>
508 <param>
509 <key>const</key>
510 <value>af_gain</value>
511 </param>
512 <param>
513 <key>vlen</key>
514 <value>1</value>
515 </param>
516 <param>
517 <key>_coordinate</key>
518 <value>(674, 507)</value>
519 </param>
520 <param>
521 <key>_rotation</key>
522 <value>0</value>
523 </param>
524 </block>
525 <block>
526 <key>audio_sink</key>
527 <param>
528 <key>id</key>
529 <value>audio_sink</value>
530 </param>
531 <param>
532 <key>_enabled</key>
533 <value>True</value>
534 </param>
535 <param>
536 <key>samp_rate</key>
537 <value>48000</value>
538 </param>
539 <param>
540 <key>device_name</key>
541 <value></value>
542 </param>
543 <param>
544 <key>ok_to_block</key>
545 <value>True</value>
546 </param>
547 <param>
548 <key>num_inputs</key>
549 <value>2</value>
550 </param>
551 <param>
552 <key>_coordinate</key>
553 <value>(882, 511)</value>
554 </param>
555 <param>
556 <key>_rotation</key>
557 <value>0</value>
558 </param>
559 </block>
560 <block>
561 <key>variable</key>
562 <param>
563 <key>id</key>
564 <value>samp_rate</value>
565 </param>
566 <param>
567 <key>_enabled</key>
568 <value>True</value>
569 </param>
570 <param>
571 <key>value</key>
572 <value>96000</value>
573 </param>
574 <param>
575 <key>_coordinate</key>
576 <value>(210, 12)</value>
577 </param>
578 <param>
579 <key>_rotation</key>
580 <value>0</value>
581 </param>
582 </block>
583 <block>
584 <key>wxgui_fftsink2</key>
585 <param>
586 <key>id</key>
587 <value>fftsink</value>
588 </param>
589 <param>
590 <key>_enabled</key>
591 <value>True</value>
592 </param>
593 <param>
594 <key>type</key>
595 <value>complex</value>
596 </param>
597 <param>
598 <key>title</key>
599 <value></value>
600 </param>
601 <param>
602 <key>samp_rate</key>
603 <value>samp_rate</value>
604 </param>
605 <param>
606 <key>baseband_freq</key>
607 <value>rx_freq*display_selector</value>
608 </param>
609 <param>
610 <key>y_per_div</key>
611 <value>10</value>
612 </param>
613 <param>
614 <key>y_divs</key>
615 <value>10</value>
616 </param>
617 <param>
618 <key>ref_level</key>
619 <value>0</value>
620 </param>
621 <param>
622 <key>ref_scale</key>
623 <value>1.0</value>
624 </param>
625 <param>
626 <key>fft_size</key>
627 <value>512</value>
628 </param>
629 <param>
630 <key>fft_rate</key>
631 <value>15</value>
632 </param>
633 <param>
634 <key>peak_hold</key>
635 <value>False</value>
636 </param>
637 <param>
638 <key>average</key>
639 <value>True</value>
640 </param>
641 <param>
642 <key>avg_alpha</key>
643 <value>0.5</value>
644 </param>
645 <param>
646 <key>win</key>
647 <value>None</value>
648 </param>
649 <param>
650 <key>win_size</key>
651 <value>800,300</value>
652 </param>
653 <param>
654 <key>grid_pos</key>
655 <value>0,0,5,4</value>
656 </param>
657 <param>
658 <key>notebook</key>
659 <value></value>
660 </param>
661 <param>
662 <key>_coordinate</key>
663 <value>(742, 24)</value>
664 </param>
665 <param>
666 <key>_rotation</key>
667 <value>0</value>
668 </param>
669 </block>
670 <block>
671 <key>variable_slider</key>
672 <param>
673 <key>id</key>
674 <value>sql_lev</value>
675 </param>
676 <param>
677 <key>_enabled</key>
678 <value>True</value>
679 </param>
680 <param>
681 <key>label</key>
682 <value>SQL</value>
683 </param>
684 <param>
685 <key>value</key>
686 <value>-100</value>
687 </param>
688 <param>
689 <key>min</key>
690 <value>-100</value>
691 </param>
692 <param>
693 <key>max</key>
694 <value>0</value>
695 </param>
696 <param>
697 <key>num_steps</key>
698 <value>500</value>
699 </param>
700 <param>
701 <key>style</key>
702 <value>wx.SL_HORIZONTAL</value>
703 </param>
704 <param>
705 <key>converver</key>
706 <value>float_converter</value>
707 </param>
708 <param>
709 <key>grid_pos</key>
710 <value>7,2,1,1</value>
711 </param>
712 <param>
713 <key>notebook</key>
714 <value></value>
715 </param>
716 <param>
717 <key>_coordinate</key>
718 <value>(328, 728)</value>
719 </param>
720 <param>
721 <key>_rotation</key>
722 <value>0</value>
723 </param>
724 </block>
725 <block>
726 <key>variable</key>
727 <param>
728 <key>id</key>
729 <value>xlate_filter_taps</value>
730 </param>
731 <param>
732 <key>_enabled</key>
733 <value>True</value>
734 </param>
735 <param>
736 <key>value</key>
737 <value>firdes.low_pass(1, samp_rate, 48000, 5000, firdes.WIN_HAMMING, 6.76)</value>
738 </param>
739 <param>
740 <key>_coordinate</key>
741 <value>(428, 294)</value>
742 </param>
743 <param>
744 <key>_rotation</key>
745 <value>0</value>
746 </param>
747 </block>
748 <block>
749 <key>variable_chooser</key>
750 <param>
751 <key>id</key>
752 <value>display_selector</value>
753 </param>
754 <param>
755 <key>_enabled</key>
756 <value>True</value>
757 </param>
758 <param>
759 <key>label</key>
760 <value>Spectrum</value>
761 </param>
762 <param>
763 <key>value</key>
764 <value>0</value>
765 </param>
766 <param>
767 <key>choices</key>
768 <value>[0, 1]</value>
769 </param>
770 <param>
771 <key>labels</key>
772 <value>['Baseband','RF']</value>
773 </param>
774 <param>
775 <key>type</key>
776 <value>drop_down</value>
777 </param>
778 <param>
779 <key>style</key>
780 <value>wx.RA_HORIZONTAL</value>
781 </param>
782 <param>
783 <key>grid_pos</key>
784 <value>5,0,1,1</value>
785 </param>
786 <param>
787 <key>notebook</key>
788 <value></value>
789 </param>
790 <param>
791 <key>_coordinate</key>
792 <value>(481, 728)</value>
793 </param>
794 <param>
795 <key>_rotation</key>
796 <value>0</value>
797 </param>
798 </block>
799 <block>
800 <key>variable_text_box</key>
801 <param>
802 <key>id</key>
803 <value>freq</value>
804 </param>
805 <param>
806 <key>_enabled</key>
807 <value>True</value>
808 </param>
809 <param>
810 <key>label</key>
811 <value>FCD Freq</value>
812 </param>
813 <param>
814 <key>value</key>
815 <value>144470000</value>
816 </param>
817 <param>
818 <key>converver</key>
819 <value>float_converter</value>
820 </param>
821 <param>
822 <key>formatter</key>
823 <value>None</value>
824 </param>
825 <param>
826 <key>grid_pos</key>
827 <value>5,1,1,1</value>
828 </param>
829 <param>
830 <key>notebook</key>
831 <value></value>
832 </param>
833 <param>
834 <key>_coordinate</key>
835 <value>(339, 9)</value>
836 </param>
837 <param>
838 <key>_rotation</key>
839 <value>0</value>
840 </param>
841 </block>
207ea69 @csete Default value for DC offset is 0.0
authored
842 <block>
843 <key>gr_freq_xlating_fir_filter_xxx</key>
844 <param>
845 <key>id</key>
846 <value>xlating_fir_filter</value>
847 </param>
848 <param>
849 <key>_enabled</key>
850 <value>True</value>
851 </param>
852 <param>
853 <key>type</key>
854 <value>ccc</value>
855 </param>
856 <param>
857 <key>decim</key>
858 <value>1</value>
859 </param>
860 <param>
861 <key>taps</key>
862 <value>xlate_filter_taps</value>
863 </param>
864 <param>
865 <key>center_freq</key>
866 <value>-(offset_coarse+offset_fine)</value>
867 </param>
868 <param>
869 <key>samp_rate</key>
870 <value>samp_rate</value>
871 </param>
872 <param>
873 <key>_coordinate</key>
874 <value>(433, 189)</value>
875 </param>
876 <param>
877 <key>_rotation</key>
878 <value>0</value>
879 </param>
880 </block>
881 <block>
74060f8 @csete Set RF gain from slider value.
authored
882 <key>variable_slider</key>
883 <param>
884 <key>id</key>
885 <value>rf_gain</value>
886 </param>
887 <param>
888 <key>_enabled</key>
889 <value>True</value>
890 </param>
891 <param>
892 <key>label</key>
893 <value>RF</value>
894 </param>
895 <param>
896 <key>value</key>
897 <value>20</value>
898 </param>
899 <param>
900 <key>min</key>
901 <value>-5</value>
902 </param>
903 <param>
904 <key>max</key>
905 <value>30</value>
906 </param>
907 <param>
908 <key>num_steps</key>
909 <value>35</value>
910 </param>
911 <param>
912 <key>style</key>
913 <value>wx.SL_HORIZONTAL</value>
914 </param>
915 <param>
916 <key>converver</key>
917 <value>float_converter</value>
918 </param>
919 <param>
920 <key>grid_pos</key>
921 <value>7,1,1,1</value>
922 </param>
923 <param>
924 <key>notebook</key>
925 <value></value>
926 </param>
927 <param>
928 <key>_coordinate</key>
929 <value>(11, 725)</value>
930 </param>
931 <param>
932 <key>_rotation</key>
933 <value>0</value>
934 </param>
935 </block>
936 <block>
207ea69 @csete Default value for DC offset is 0.0
authored
937 <key>fcd_source_c</key>
938 <param>
939 <key>id</key>
940 <value>fcd_source_c_1</value>
941 </param>
942 <param>
943 <key>_enabled</key>
944 <value>True</value>
945 </param>
946 <param>
947 <key>device_name</key>
948 <value>hw:1</value>
949 </param>
950 <param>
951 <key>freq</key>
952 <value>freq</value>
953 </param>
954 <param>
955 <key>lna</key>
74060f8 @csete Set RF gain from slider value.
authored
956 <value>rf_gain</value>
207ea69 @csete Default value for DC offset is 0.0
authored
957 </param>
958 <param>
959 <key>ppm</key>
960 <value>-120</value>
961 </param>
962 <param>
963 <key>dci</key>
964 <value>0.0</value>
965 </param>
966 <param>
967 <key>dcq</key>
968 <value>0.0</value>
969 </param>
970 <param>
971 <key>iq_phase</key>
972 <value>0.0</value>
973 </param>
974 <param>
975 <key>iq_gain</key>
976 <value>1.0</value>
977 </param>
978 <param>
979 <key>_coordinate</key>
980 <value>(165, 157)</value>
981 </param>
982 <param>
983 <key>_rotation</key>
984 <value>0</value>
985 </param>
986 </block>
37ee039 @csete NFM receiver example in GRC.
authored
987 <connection>
988 <source_block_id>xlating_fir_filter</source_block_id>
989 <sink_block_id>fftsink</sink_block_id>
990 <source_key>0</source_key>
991 <sink_key>0</sink_key>
992 </connection>
993 <connection>
994 <source_block_id>xlating_fir_filter</source_block_id>
995 <sink_block_id>low_pass_filter</sink_block_id>
996 <source_key>0</source_key>
997 <sink_key>0</sink_key>
998 </connection>
999 <connection>
1000 <source_block_id>low_pass_filter</source_block_id>
1001 <sink_block_id>gr_simple_squelch_cc_0</sink_block_id>
1002 <source_key>0</source_key>
1003 <sink_key>0</sink_key>
1004 </connection>
1005 <connection>
1006 <source_block_id>gr_multiply_const_vxx_1</source_block_id>
1007 <sink_block_id>audio_sink</sink_block_id>
1008 <source_key>0</source_key>
1009 <sink_key>1</sink_key>
1010 </connection>
1011 <connection>
1012 <source_block_id>gr_multiply_const_vxx_1</source_block_id>
1013 <sink_block_id>audio_sink</sink_block_id>
1014 <source_key>0</source_key>
1015 <sink_key>0</sink_key>
1016 </connection>
1017 <connection>
1018 <source_block_id>gr_simple_squelch_cc_0</source_block_id>
1019 <sink_block_id>nbfm_normal</sink_block_id>
1020 <source_key>0</source_key>
1021 <sink_key>0</sink_key>
1022 </connection>
1023 <connection>
1024 <source_block_id>nbfm_normal</source_block_id>
1025 <sink_block_id>gr_multiply_const_vxx_1</sink_block_id>
1026 <source_key>0</source_key>
1027 <sink_key>0</sink_key>
1028 </connection>
207ea69 @csete Default value for DC offset is 0.0
authored
1029 <connection>
1030 <source_block_id>fcd_source_c_1</source_block_id>
1031 <sink_block_id>xlating_fir_filter</sink_block_id>
1032 <source_key>0</source_key>
1033 <sink_key>0</sink_key>
1034 </connection>
37ee039 @csete NFM receiver example in GRC.
authored
1035 </flow_graph>
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