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ZR6AIC: Creating a 2m Fm Repeater with a Raspberry Pi (B) and a RTL dongle. edit / delete
As it says. They have a hat board with a 2m filter on; it could really use an amplifier too, I suspect.
to 2m fm radio raspberry-pi repeater sdr ... on 26 February 2017
simonyiszk/csdr: A simple DSP library and command-line tool for Software Defined Radio. edit / delete
SDR pipeline tools for Unix. The author's done various neat stuff involving FM subcarriers with this.
SDR with Raspberry Pi and DVB-T receivers | JPMeijers.com edit / delete
FM broadcast and APRS reception.
to aprs broadcast fm raspberry-pi rtlsdr sdr ... on 14 December 2013
SDR receiver for RTL sticks, with FM and DAB demodulators.
Turning the Raspberry Pi Into an FM Transmitter - Imperial College Robotics Society Wiki edit / delete
The code that the WSPR beacon is based on: broadcast-style FM transmission using a Raspberry Pi GPIO.
to arm fm radio raspberry-pi ... on 24 March 2013
windytan/redsea ยท GitHub edit / delete
RDS decoder. In Perl. Obviously. Hooking this up to gqrx or similar would be an interesting project.
Catweasel Floppy Read/Write Tools edit / delete
Open-source code to decode FM and MFM floppies using a Catweasel. But the code's retargetable (see the previous bookmark), and contains excellent documentation of how the encoding schemes work. (I now find myself wanting a CW/Discferret to play with...)
to floppy fm imaging mfm retrocomputing ... on 11 January 2013
FM TV DX - Nederland edit / delete
Dutch equivalent of mb21. Some impressive pictures of the Smilde collapse...
FM-only Radios Introduction edit / delete
The "Unusual methods for receiving FM" section is interesting.
to electronics fm radio ... on 01 March 2009
Cool386's Australian Site of Antiquated Technology edit / delete
Super-regenerative radios of various types. The author's Australian, which makes this more interesting than most radio-retrotech sites...
to electronics fm radio retrotech valve ... on 01 March 2009
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| - fm | |
| 1 | + 2m |
| 1 | + aprs |
| 1 | + arm |
| 1 | + broadcast |
| 1 | + dab |
| 1 | + dsp |
| 1 | + dx |
| 2 | + electronics |
| 1 | + floppy |
| 1 | + imaging |
| 1 | + mfm |
| 1 | + modem |
| 8 | + radio |
| 3 | + raspberry-pi |
| 1 | + rds |
| 1 | + repeater |
| 1 | + retrocomputing |
| 1 | + retrotech |
| 1 | + rtl |
| 1 | + rtlsdr |
| 5 | + sdr |
| 1 | + software |
| 1 | + tv |
| 1 | + unix |
| 1 | + valve |
| 1 | + video |
tasty by Adam Sampson.