WebSDR Backend

Run a DMR network server with a frontend, authentication, private and group calls and a parrot all in a single binary

A new HF digital ARQ/QSO mode.

A python library for transmitting and receiving digital data with audio frequency-shift keying

基于数传电台的无人机编队通信软件

A 16QAM modulator built with a couple transistors, a 74HC86 XOR IC and an Arduino UNO

GPU-accelerated ARC4 40-bit key recovery for DMR Enhanced Privacy. CUDA (NVIDIA) and ROCm/HIP (AMD). Windows GUI + Linux CLI.

Amateur radio firmware for the GD-77, GD-77S, DM-1801, DM-1801A, RD-5R, MD-9600/RT-90, MD-UV380/RT-3S, DM-1701/RT-84 and MD2017/RT-82.

A TII log analyzer for AbracaDABra (DAB+), to perform bandscan summaries and mobile measurement analysis, with detailed information, a reception map...

A software-defined Audio Frequency-Shift Keying modem designed for analog FM radios. Uses the device's default audio input and output.

Digital Radio Station Player

Packet relay between WSJT-X and all your other WSJT-X listeners

FM receiver built using Arduino UNO and RDA5807M module. The system digitally tunes FM frequencies via LCD and push-button interface, eliminating analog tuning. Outputs clear audio with precision, making it ideal for embedded system learning and IoT radio projects.

A cross-platform DAB radio receiver with ImGui and LVGL and Qt GUI backends.

DAB+ transmitter for HackRF One — PC audio → HE-AAC v1 → DAB+ superframe → COFDM → 2.048 MS/s IQ → HackRF TX

An HTML generator with integrated CUs calculator to easily create the configuration file of an ODR DAB+ multiplex with all settings, including the services list. It creates a customized configuration file (in either .info or .mux format) which can then run with the tools of Opendigitalradio.