Browse hardware designs
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Public designs
Dual channel Arduino Nano milliwatt power meter for HF/VHF/UHF/SHF bands
Open hardware project for an integrated amateur radio interface device
All HF bands QRP CW/SSB transceiver
An open source EchoLink/AllStarLink implementation that runs on a simple microcontroller.
Receive antenna K9AY with WI-FI control interface
IOT Antenna Switch Control
Arduino Micro LoRA/FSK USB KISS modem (for Linux AX.25, APRSDroid, Codec2Talkie) or standalone APRS AX.25 micro digirepeater
10 MHz OCXO reference for OpenHPSDR transceivers (and stuff that needs such a reference)
N1KDO Pico-W Rotator Controller Controller
HF Antenna Switch