Power amplifiers (PAs) are pivotal elements in modern wireless communication and radar systems, where enhancing output power and efficiency remains a critical challenge. Recent advances in PA design ...

It’s the pulsating heart of your hi-fi system and, as anyone who’s read this publication knows, to ignore its sonic relevance ...

The circuit was designed to drive the power transistors of a power amplifier that will produce a power output of 35 Watts. The circuit was designed to drive the power transistors of a power amplifier ...

The circuit is all about a power amplifier that can provide a power output of 60 W while operating in Class A mode. Class A – refers to an output stage where the bias current is greater than the ...

7 new products from the world of hi-fi and home cinema are in our test rooms now ...

Mains hum from loudspeakers isn’t always caused by bad wiring, interference, or grounding issues. Sometimes the amplifier ...

When building a radio transmitter, unless it’s a very small one indeed, there’s a need for an amplifier before the antenna. This is usually referred to as the power amplifier, or PA. How big your PA ...

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.

Howdy guys - I have an XPA-2 amp hooked up to a pair of B&W683's and am curious how many watts (in real time) I am using. I am not worried about over driving the speakers or worried that the amp is ...

In sports, great athletes are defined by big moments. Think back to Michael Jordan hitting “The Shot” to win the 1998 NBA Finals or Maradona scoring the “Hand of God” goal to win the 1986 World Cup.