Check out all the stuff crammed into a small swath of strip board. It’s got that characteristic look of a roll-your-own Arduino board, which is exactly what it is. [S. Erisman] shows you how … ...

The NRF24L01+ Arduino wireless transceiver shield is packed with features that make it a versatile tool for various applications. The shield includes two momentary push buttons, an LED, and a slot ...

As popular as the venerable Yaesu FT-817 transceiver might be with amateur radio operators, it’s not without its flaws, particularly in the user interface department. [Andy (G7UHN)] is painfully ...