For Nautel’s head of customer service, John Wilton, the “aging out” of broadcast engineers is a rising concern. Why? The lack of RF knowledge could put Radio at risk in the coming years. That has led ...

As I browsed the Exhibit Hall and lingered outside professional development sessions at APCO 2013, I found a consistent theme in the conversations I overheard and those I entered myself. Most ...

This transmitter is basic but allows transmission of audio to an AM radio. It consists of an RF oscillator operating in the AM broadcast band, together with a modulator stage, which mixes the incoming ...

Recent advances in high-speed data converters now digitize or generate signals directly at radio frequencies up to several gigahertz, replacing traditional radio-frequency (RF) components like mixers, ...

BOSTON Now more than ever, broadcasters need to make sure their transmitter facilities are in good shape. While it is true that over the years there has been a dramatic improvement in the efficiency, ...

Liquid-cooled broadcast transmitters have been around for a long time. In modern liquid-cooled designs, heat from the power amplifier modules is transferred through metal heat sinks to an “anti-freeze ...