A Ham Radio Public utility HF Station
- Merging Internet technology with Amateur Radio holds great promise. This article discusses the authors’ experiences in putting several Internet Remote Base stations on the air.
By Stan Schretter, W4MQ, Brad Wyatt, K6WR, and Keith Lamonica, W7DXX
Eliminate QRM from 6 meters band
- The circuit described below will substantially reduce or completely eliminate interference from almost any local source whilst leaving the wanted signal relatively unaffected, even though it may be on the same frequencey by TREVOR, G3ZYY
Base-Station RF Power-Amplifier Biasing
- Power amplifiers used in base stations require biasing for proper RF performance. This article explains the two classes of biasing that are prevalent in the RF industry, analyzes their characteristics, and shows implementations with existing ICs.