rtty

Universal wireless communication library for embedded devices

Versatile, feature-rich firmware for ALL revisions of Vaisala RS41 radiosondes, supporting factory-calibrated sensors (silver boom and pressure board), excellent GPS performance, Horus/APRS/Morse/RTTY/Pip/Fox radio modes and more! Project usage is straightforward, with web flasher and guided configurator.

An all-mode amateur radio operations center — FT8/FT4, CW (with an AI decoder), SSB phone, RTTY, SSTV, APRS and satellites in one modern app: native decode, waterfall, spots, live propagation map, POTA/SOTA & Field Day, and a DXCC logbook with LoTW/QRZ/ClubLog/eQSL. Rust + Tauri; GPLv3.

Python library to control FLDIGI via XML-RPC

RTTY and LoRa High Altitude Balloon Tracker for Arduino and SX127x

AFSK interface for Android smartphones and tablets.

RTTY Decoder for SDR and HAB

GNU Radio blocks for RTTY and PSK31

Arduino sketch for a High Altitude Balloon tracker for ESP32 and sx127x, sx126x, RF69, LLCC68 or RFM9x. Supports LoRa, LoRa-APRS and APRS, RTTY, Horus V1 4FSK, Horus V2 4FSK, Horus V3 4FSK and SSDV. Supports LoRa uplink.

OLHZN Arduino Mega High Altitude Weather Balloon APRS Radio Tracking & Data Logger

Modern cross-platform terminal for AEA PK-232 / PK-232MBX TNC. Full Host Mode support on Windows 10/11, Linux and macOS. Based on functionality of legacy PCPackRatt. Python 3 · PyQt6.

Digital radio transmission decoder

Baudot TX/RX for the Teletype Model 33 ASR

Native GTK4 multi-channel CW/RTTY/PSK skimmer for Linux — TCI client for sdr-for-linux

RTTY contest logger — TCI-first, rate-focused. Software RTTY decode/encode, multi-decoder, DX cluster, contest profiles, ADIF/Cabrillo export. Built with Tauri + SvelteKit + Rust.

🛰️ Web based Amateur Radio Decoder

Ham related Arduino sketches

hamradio tools

Learning and messing with audio import/processing in Python