Learn how power amplifiers work, the common types, and what to lookout for when shopping for amps. You have to find out if the amplifier is a Class A/B analog amp or a Class D digital amplifier before ...

A tough challenge for test engineers is explored in terms of test methods, pitfalls, and measurement errors. For the test engineer, RF and microwave power amplifier testing imposes unique challenges.

Montebello, Calif. — Precision Power (PPI), the popular amplifier brand of the early ’90s, was purchased from Directed Electronics by Epsilon Electronics on Nov. 7 for an undisclosed sum. Epsilon also ...

TEAC has expanded its Reference 500 series with another hi-fi component, the AP-507 power amplifier. It follows the HA-507 analogue headphone amp/preamplifier and UD-507 DAC/preamp that launched in ...