2 layers40 × 95.3 mm

Lora tracker
sh123/esp32_loradv
ESP32 based Codec2/OPUS DV hobby UHF 3d printed handheld transceiver aka walkie-talkie
34 parts127GPL-2.0
KiCad boards from 1 GitHub repository tagged “opus-codec”, the most starred first; open any of them in PCBKit.

sh123/esp32_loradv
ESP32 based Codec2/OPUS DV hobby UHF 3d printed handheld transceiver aka walkie-talkie