Tech and Gear
Transmitter Control Systems
From magnetic relays to SCADA: The evolution of the control system
Tech and Gear
How to Beat the Summer Heat
Still sweltering? Adopt these tips to make next summer a lot more pleasant for...
Tech and Gear
Understanding PWM Transmitters
In AM transmitters, pulse-width modulation is still king
Tech and Gear
Measuring a Low Ground Resistance Is Key to a Proper Ground System
John Marcon does some sleuthing into a station’s grounding system
News and Business
How You Can Outsmart the Burglars
Lessons and experiences from a multi-site security system project
News and Business
Circuit Theory Meets Practical Repair
An analysis of high-voltage power controller repair