Tiny data-over-sound library

Browser-based ground station suite for satellite tracking, SDR reception, hardware control, and telemetry decoding

Qt-based digital signal analyzer, using Suscan core and Sigutils DSP library

Serverless, peer-to-peer, local file sharing through sound

Description and unofficial implementation of Furby's audio protocol

Data transmission over sound waves written in JavaScript without any dependencies. All you need is just microphone, speakers and the browser!

Driver for SX126x radio

Arduino library for LoRa modules based on SX127x/RFM9x chips

ESP32 based Codec2/OPUS DV hobby UHF 3d printed handheld transceiver aka walkie-talkie

〰️ FSK Library for iOS interface with Arduino Development

Driver for LLCC68 radio

Driver for LR11xx chip (LR1110 / LR1120 / LR1121)

DIY wireless real-time datalogging platform for Student Formula and Baja.

Library for using a AD9833 Programmable Waveform Generator hardware by Analog Devices.

文本转无线电声音生成器与双轨 FSK 变声器，带实时二进制可视化 | Text-to-radio audio generator & dual-track FSK voice changer with real-time binary visualizers.

Modem based on software defined radios.

Arduino UNO based telephone caller identification (CLI) display unit

Driver for LR1110 radio

Arduino Micro LoRA/FSK USB KISS modem (for Linux AX.25, APRSDroid, Codec2Talkie) or standalone APRS AX.25 micro digirepeater

ASK, QAM, PSK, FSK, MSK simulations and analysis.