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superhet-amp

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• 197cbaa759 Go back to weak bias and older adapter Jan Hamal Dvořák 2024-03-17 16:40:06 +0100
• 9519be4e76 Update 40.68 MHz settings Jan Hamal Dvořák 2024-03-17 16:06:15 +0100
• d8395922da Use stronger bias with new FM adapter Jan Hamal Dvořák 2024-03-17 16:01:44 +0100
• ee799bc255 util/bridge: allow setting RX and bias pins Jan Hamal Dvořák 2024-03-17 15:34:44 +0100
• 8f01c8303a Fix GRC audio waterfall rate Jan Hamal Dvořák 2024-03-17 01:25:47 +0100
• c069cc8608 Decrease bias strength on the minimum setting Jan Hamal Dvořák 2024-03-17 00:17:54 +0100
• 564f1c2b38 Fix GRC FM demod plot rate Jan Hamal Dvořák 2024-03-17 00:17:34 +0100
• d0ac0e696d Plot rx with high decimation correctly Jan Hamal Dvořák 2024-03-16 14:58:16 +0100
• 2902fe7607 Limit rx plot resolution Jan Hamal Dvořák 2024-03-09 19:13:49 +0100
• 123880d1b2 WBFM PLL block already includes the filter Jan Hamal Dvořák 2024-03-09 19:02:31 +0100
• 2995f19e9b Go to 300 MHz for FM receiver Jan Hamal Dvořák 2024-03-06 00:01:57 +0100
• 4b6194e9c2 Optimize decimation, use 3rd order filter for FM Jan Hamal Dvořák 2024-03-05 20:18:08 +0100
• f640ce9677 Go back to 16-bit output depth Jan Hamal Dvořák 2024-03-05 17:49:30 +0100
• 1a3eb74ea2 Move voltage regulator configuration to a macro Jan Hamal Dvořák 2024-03-03 23:57:31 +0100
• 1a68043531 Experiment with FM radio reception Jan Hamal Dvořák 2024-03-03 13:58:33 +0100
• 99e3dfbf7f Do not print anything out of the RX core1 loop Jan Hamal Dvořák 2024-03-03 13:58:57 +0100
• 091379cffb Make AGC decay and LPF order configurable Jan Hamal Dvořák 2024-03-03 00:40:16 +0100
• 92f69b56ae Fix rx command help Jan Hamal Dvořák 2024-03-01 17:11:58 +0100
• 768c3f3188 Use yet another bias pattern Jan Hamal Dvořák 2024-03-01 14:44:46 +0100
• 17389d28c4 Prevent overflow with jittery sampling Jan Hamal Dvořák 2024-03-01 14:44:13 +0100
• 31d7a8c613 Weaker biasing has better SNR Jan Hamal Dvořák 2024-02-28 19:45:44 +0100
• 4652802a54 Calculate sleep and RX buffer from decimation Jan Hamal Dvořák 2024-02-28 10:10:41 +0100
• b05ec20528 Remove unused function Jan Hamal Dvořák 2024-02-28 09:56:35 +0100
• 2732df5bc3 Experiment with OOK Jan Hamal Dvořák 2024-02-27 21:47:20 +0100
• 68ca4f14f4 Increase preamp overhead Jan Hamal Dvořák 2024-02-27 21:29:18 +0100
• 2ac398955a
  
  Improve interactive RX format Jan Hamal Dvořák 2024-02-27 20:40:38 +0100
• 3160a9186c
  
  Faster bias has lower noise floor Jan Hamal Dvořák 2024-02-27 20:34:17 +0100
• 013cf04398
  
  Make sure we do not fall behind on RX Jan Hamal Dvořák 2024-02-27 20:33:41 +0100
• 5b6e46cef3
  
  Print RSSI from AGC in interactive RX mode Jan Hamal Dvořák 2024-02-27 20:33:07 +0100
• f4f30ddb49 Use PWM PSU mode Jan Hamal Dvořák 2024-02-27 09:35:03 +0100
• fbdc9b5f1c Shorten RX buffers a bit Jan Hamal Dvořák 2024-02-27 00:09:53 +0100
• 24835e8601 Increase bandwidth from 1.024 MHz to 1.28 MHz Jan Hamal Dvořák 2024-02-26 22:27:52 +0100
• 1003d29c2e Avoid 64-bit integers as much as possible Jan Hamal Dvořák 2024-02-26 22:23:32 +0100
• d26db812fa Default to default regulator voltage Jan Hamal Dvořák 2024-02-26 21:52:46 +0100
• 524326faf5
  
  Adjust AGC to work with high decimations Jan Hamal Dvořák 2024-02-26 12:29:49 +0100
• cf494d2a4d Update test parameters Jan Hamal Dvořák 2024-02-25 23:16:47 +0100
• d443fd1761 Experiment with TX bursts Jan Hamal Dvořák 2024-02-25 23:16:25 +0100
• faba586311 Assume decimation and optimize the loops Jan Hamal Dvořák 2024-02-25 23:15:58 +0100
• b3422c5674 Experiment with FSK, separate BPSK Jan Hamal Dvořák 2024-02-25 18:55:57 +0100
• 437b23e68c Simple GNU Radio Companion worksheet for testing Jan Hamal Dvořák 2024-02-25 18:55:40 +0100
• 0530cba018 Allow changing frequency during TX Jan Hamal Dvořák 2024-02-25 17:24:33 +0100
• 56c03727bc Add TX simulation Jan Hamal Dvořák 2024-02-25 13:29:17 +0100
• eb4a49249a Use different name for DMA TX channel Jan Hamal Dvořák 2024-02-25 12:52:07 +0100
• a2b38be6cf Replace constant gain with AGC Jan Hamal Dvořák 2024-02-24 23:40:28 +0100
• daea0dd8bf Slightly increase numerical precision Jan Hamal Dvořák 2024-02-24 22:55:35 +0100
• 34c070ed42 Fix max amplitude formula and DC bias removal Jan Hamal Dvořák 2024-02-24 22:26:09 +0100
• 3f8b2846bd Improve BPSK with output polarity inversion Jan Hamal Dvořák 2024-02-24 22:25:05 +0100
• a228223799 Use more sensible output scaling Jan Hamal Dvořák 2024-02-24 21:08:53 +0100
• 44dfa7e043 Add third LPF stage Jan Hamal Dvořák 2024-02-24 21:08:30 +0100
• 813a23e699 Introduce averaging before decimation Jan Hamal Dvořák 2024-02-24 20:22:47 +0100
• 50b1947723 Experiment with manual BPSK Jan Hamal Dvořák 2024-02-24 11:08:55 +0100
• 7621d2d21a Restore DC bias removal with better precision Jan Hamal Dvořák 2024-02-24 11:08:34 +0100
• efca7bda55 Limit bias slew rate Jan Hamal Dvořák 2024-02-24 11:08:12 +0100
• b09d442c5c Remove unnecessary debugging section Jan Hamal Dvořák 2024-02-23 23:22:44 +0100
• 78b07b9c09 Use 8 bit samples Jan Hamal Dvořák 2024-02-23 23:20:42 +0100
• d3e403df33 Remove unneeded constants Jan Hamal Dvořák 2024-02-23 20:30:02 +0100
• 29f726894f Decrease DC bias removal alpha Jan Hamal Dvořák 2024-02-23 11:31:06 +0100
• f6e579919a Experiment with wider bandwidth Jan Hamal Dvořák 2024-02-23 11:30:55 +0100
• 69beaab8e6 Decrease sweep speed Jan Hamal Dvořák 2024-02-23 11:19:39 +0100
• e92587b522 Remove DC bias Jan Hamal Dvořák 2024-02-23 11:19:28 +0100
• 07c2ca1cae Fix I/Q order Jan Hamal Dvořák 2024-02-23 11:18:30 +0100
• 0be9d6d2e7 Go back to capacitor and fast bias Jan Hamal Dvořák 2024-02-23 11:18:13 +0100
• 94ccab7246 Experiment with different biasing arrangement Jan Hamal Dvořák 2024-02-22 11:20:58 +0100
• f8b316a340 Use DMA-based full speed mixing Jan Hamal Dvořák 2024-02-21 23:41:29 +0100
• c7980567c0 Optimize biasing Jan Hamal Dvořák 2024-02-20 12:03:06 +0100
• f22d77290f Rework for experimental SDR use Jan Hamal Dvořák 2024-02-19 21:02:57 +0100
• f31bef5303 Those are dBm Jan Hamal Dvořák 2024-02-01 00:52:53 +0100
• 911904d240 Default to lower bitrate, higher SNR Jan Hamal Dvořák 2024-01-28 16:26:28 +0100
• 6086d51274 Make sweep step configurable Jan Hamal Dvořák 2024-01-28 16:25:54 +0100
• 5df6824b3a Add sweep, noise and faster LO generator Jan Hamal Dvořák 2024-01-28 13:14:30 +0100
• 549b80e20e Speed up HPF a little again Jan Hamal Dvořák 2024-01-27 20:20:33 +0100
• a89581446f Fix delta, stats print Jan Hamal Dvořák 2024-01-27 20:01:39 +0100
• b335dcdea6 Enable higher bit depths Jan Hamal Dvořák 2024-01-27 13:55:27 +0100
• d19d4ebc87 Optimize mixer using XOR Jan Hamal Dvořák 2024-01-27 12:57:19 +0100
• 8ca3a3d2bf Improve and stabilize sampling delta Jan Hamal Dvořák 2024-01-27 12:39:33 +0100
• 38b4bc8b7b Fix minor speed 1 imprecision Jan Hamal Dvořák 2024-01-27 12:11:42 +0100
• 5dfc8cffbe Fix speed 2 Jan Hamal Dvořák 2024-01-27 11:58:13 +0100
• 7a5bcadc23 Remove filters that did not pay off Jan Hamal Dvořák 2024-01-27 11:55:47 +0100
• f73e379222 Fix HPF loss of precision Jan Hamal Dvořák 2024-01-27 11:13:56 +0100
• 16492ce7ee Fix non-prime deltas Jan Hamal Dvořák 2024-01-27 11:08:24 +0100
• c5ce6f11cb Fix max RSSI Jan Hamal Dvořák 2024-01-27 11:06:49 +0100
• dc03f5e1b4 Improve repeated RX, fix scaling Jan Hamal Dvořák 2024-01-27 10:55:23 +0100
• d6bd009c92 Change clock back to 250 MHz Jan Hamal Dvořák 2024-01-25 22:03:06 +0100
• 0ae392dc51 Improve LO signal generation Jan Hamal Dvořák 2024-01-25 21:45:45 +0100
• 64417f3ab7 Avoid randomness in LO and bias for better SNR Jan Hamal Dvořák 2024-01-24 23:51:36 +0100
• 1aaed3fe42 Enable prime checks for LO delta Jan Hamal Dvořák 2024-01-24 23:49:36 +0100
• 00537135af Rotation and minor tweaks Jan Hamal Dvořák 2024-01-15 23:21:35 +0100
• c1adb06029 Display angle Jan Hamal Dvořák 2024-01-14 21:32:53 +0100
• f8a744ad48 Initial import Jan Hamal Dvořák 2024-01-14 20:16:54 +0100