Radio fundamentals

Xiegu DE-19 Interface

The Xiegu DE-19 interface is a versatile digital and data interface designed to connect Xiegu radios with computers, external sound cards, and other devices for digital mode operation. Because modern…

Ohm’s Law for Ham Operators

Ohm’s Law for ham operators is the foundation of all electrical and electronic work. It describes the simple yet powerful relationship between voltage, current, and resistance. Amateur radio operators rely…