A Python-based system that listens for radiosonde telemetry messages and sends real-time notifications when a radiosonde is near the listener's location.

Not1MM != N1MM, An amateur radio contest logger for Linux.

A real-time passive radar

Open source firmware for NiceRF SA8x8 allowing arbitrary digital radio protocols

HAB watch for SecKC

Software MBE decoder for codecserver / digiham / openwebrx

Cross-Platform SDR Software

High performant TCP server for rtl-sdr

Remotely open audio channels and a serial port to an Icom RS-BA1 server (for ex. Icom IC-705 transceiver).

Easy-to-use custom firmware for Vaisala RS41 and Graw DFM-17 radiosondes with support for amateur radio use. Ideal for tracking high-altitude balloons. Configure and flash the firmware using a web …

Arduino skecth code for sensor payload onboard a high altitude balloon

Open source speech codec designed for communications quality speech between 450 and 3200 bit/s. The main application is low bandwidth HF/VHF digital radio.

Python utilities for reading VIS ionograms

Automatically Track Radiosonde Launches using RTLSDR or AirSpy SDRs

KISS TNC implementation on Arduino, using RFM22B modules as the physical layer.

Driver code for the Freetronics Dot Matrix Display at Hackerspace Adelaide.