The project uses a DRA818 VHF/UHF transceiver plugged into a low ... he realized he had made a terrible error, assuming the transceiver module’s pins went in the top layer when in fact they ...

The build relies on adding a SA868 transceiver module to the ESPBoy ... but the video shows it operating in the UHF band around 433 MHz. With a power on the order of 1.8W, it should get you ...