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1. SX1262_CHIRP SX1262_CHIRP Public

   LoRa chip into a coherent linear-FM chirp generator

   HTML 107 9

2. ft8 ft8 Public

   FT8/FT4 decoder in pure Rust — give it audio, get messages. MIT licensed, one dependency, runs on wasm32.

   Rust 17

3. ADALM-PLUTO-CloudSDR-Bridge ADALM-PLUTO-CloudSDR-Bridge Public

   Bridges ADALM-PLUTO SDR to RFSPACE SpectraVue Software in CloudSDR mode

   Python 15 3

4. Amateur_Radio_CW_Beacon_RAK4630 Amateur_Radio_CW_Beacon_RAK4630 Public

   Transmits CW beacon at 1296.2 MHz, 903.3 MHz using SX1262, reads GPS data from RAK12500 (ZOE-M8Q), displays satellite count, UTC time, and Maidenhead grid square on an OLED display.

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5. bfp-iq-codec bfp-iq-codec Public

   Block Floating Point compression for SDR IQ streams. A shared exponent plus an adjustable 3-12 bit mantissa cuts IQ data roughly in half, decodes with one multiply per sample, and tolerates packet …

   Python 11 2

6. biq-format biq-format Public

   An IQ recording format for SDR built on block floating point: 2–4× smaller than 16-bit WAV, seeks to any sample in constant time, and reads a whole capture's amplitude envelope without decoding it.

   C++ 11