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53ac42ca2e
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Use integer multiple of the XOSC for CLK_SYS
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2024-04-07 10:07:09 +02:00 |
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a6935d6e33
|
Add LO dithering option
Makes receiver susceptible to wide-band interference in exchange for
lower spurs that cause reception at unrelated frequencies.
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2024-03-18 11:46:01 +01:00 |
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197cbaa759
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Go back to weak bias and older adapter
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2024-03-17 16:40:06 +01:00 |
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9519be4e76
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Update 40.68 MHz settings
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2024-03-17 16:32:18 +01:00 |
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d8395922da
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Use stronger bias with new FM adapter
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2024-03-17 16:02:03 +01:00 |
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ee799bc255
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util/bridge: allow setting RX and bias pins
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2024-03-17 15:34:44 +01:00 |
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8f01c8303a
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Fix GRC audio waterfall rate
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2024-03-17 01:25:47 +01:00 |
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c069cc8608
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Decrease bias strength on the minimum setting
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2024-03-17 00:17:54 +01:00 |
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564f1c2b38
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Fix GRC FM demod plot rate
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2024-03-17 00:17:34 +01:00 |
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d0ac0e696d
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Plot rx with high decimation correctly
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2024-03-16 14:58:16 +01:00 |
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2902fe7607
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Limit rx plot resolution
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2024-03-09 19:13:49 +01:00 |
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123880d1b2
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WBFM PLL block already includes the filter
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2024-03-09 19:02:31 +01:00 |
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2995f19e9b
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Go to 300 MHz for FM receiver
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2024-03-06 00:01:57 +01:00 |
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4b6194e9c2
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Optimize decimation, use 3rd order filter for FM
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2024-03-05 20:18:08 +01:00 |
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f640ce9677
|
Go back to 16-bit output depth
|
2024-03-05 17:49:30 +01:00 |
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1a3eb74ea2
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Move voltage regulator configuration to a macro
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2024-03-03 23:57:31 +01:00 |
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1a68043531
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Experiment with FM radio reception
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2024-03-03 17:36:31 +01:00 |
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99e3dfbf7f
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Do not print anything out of the RX core1 loop
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2024-03-03 17:36:31 +01:00 |
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091379cffb
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Make AGC decay and LPF order configurable
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2024-03-03 00:40:16 +01:00 |
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92f69b56ae
|
Fix rx command help
|
2024-03-01 17:11:58 +01:00 |
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768c3f3188
|
Use yet another bias pattern
This one works equally well for both string and weak signals.
|
2024-03-01 16:38:24 +01:00 |
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17389d28c4
|
Prevent overflow with jittery sampling
|
2024-03-01 16:38:21 +01:00 |
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31d7a8c613
|
Weaker biasing has better SNR
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2024-02-28 19:45:44 +01:00 |
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4652802a54
|
Calculate sleep and RX buffer from decimation
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2024-02-28 10:10:41 +01:00 |
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b05ec20528
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Remove unused function
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2024-02-28 09:56:35 +01:00 |
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2732df5bc3
|
Experiment with OOK
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2024-02-27 21:47:20 +01:00 |
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68ca4f14f4
|
Increase preamp overhead
|
2024-02-27 21:40:10 +01:00 |
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2ac398955a
|
Improve interactive RX format
|
2024-02-27 20:40:38 +01:00 |
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3160a9186c
|
Faster bias has lower noise floor
|
2024-02-27 20:34:17 +01:00 |
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013cf04398
|
Make sure we do not fall behind on RX
|
2024-02-27 20:33:41 +01:00 |
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5b6e46cef3
|
Print RSSI from AGC in interactive RX mode
|
2024-02-27 20:33:07 +01:00 |
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f4f30ddb49
|
Use PWM PSU mode
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2024-02-27 09:37:47 +01:00 |
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fbdc9b5f1c
|
Shorten RX buffers a bit
|
2024-02-27 00:09:53 +01:00 |
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24835e8601
|
Increase bandwidth from 1.024 MHz to 1.28 MHz
|
2024-02-26 22:27:52 +01:00 |
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1003d29c2e
|
Avoid 64-bit integers as much as possible
|
2024-02-26 22:26:49 +01:00 |
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d26db812fa
|
Default to default regulator voltage
|
2024-02-26 21:52:46 +01:00 |
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524326faf5
|
Adjust AGC to work with high decimations
|
2024-02-26 12:29:49 +01:00 |
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cf494d2a4d
|
Update test parameters
|
2024-02-25 23:16:47 +01:00 |
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d443fd1761
|
Experiment with TX bursts
|
2024-02-25 23:16:25 +01:00 |
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faba586311
|
Assume decimation and optimize the loops
|
2024-02-25 23:16:10 +01:00 |
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b3422c5674
|
Experiment with FSK, separate BPSK
|
2024-02-25 18:55:57 +01:00 |
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437b23e68c
|
Simple GNU Radio Companion worksheet for testing
|
2024-02-25 18:55:40 +01:00 |
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0530cba018
|
Allow changing frequency during TX
|
2024-02-25 17:24:33 +01:00 |
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56c03727bc
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Add TX simulation
|
2024-02-25 13:29:17 +01:00 |
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eb4a49249a
|
Use different name for DMA TX channel
|
2024-02-25 12:52:07 +01:00 |
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a2b38be6cf
|
Replace constant gain with AGC
|
2024-02-24 23:40:28 +01:00 |
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daea0dd8bf
|
Slightly increase numerical precision
|
2024-02-24 23:28:35 +01:00 |
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34c070ed42
|
Fix max amplitude formula and DC bias removal
|
2024-02-24 23:28:31 +01:00 |
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3f8b2846bd
|
Improve BPSK with output polarity inversion
|
2024-02-24 22:25:05 +01:00 |
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a228223799
|
Use more sensible output scaling
|
2024-02-24 21:08:53 +01:00 |
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