When building a radio transmitter, unless it’s a very small one indeed, there’s a need for an amplifier before the antenna.

Low-power optical device achieves around 100 times amplification using just a couple of hundred milliwatts of input power ...

Cambridge Audio — the British audio manufacturer best known for its beautiful, high-end and new-age streamers, amplifiers and turntables — has announced a compact power amplifier for traditional hi-fi ...

Typically, amateur radio operators use the minimum power needed to accomplish a contact. That’s just part of being a good spectrum citizen, and well-earned bragging rights go to those who make ...

The circuit was designed to produce an audio power amplifier that operates in the range of Class A type while providing a power output of 40 Watts. Class A – refers to an output stage where the bias ...

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.

NEC has developed a GaAs-based power amplifier that achieves what it believes is the world’s highest output power of 10 mW in the 150-GHz band. Built with mass-producible GaAs technology, the device ...

Uniquely configured PA + SPDT integration delivers ultra-fast switching, reduced footprint and lower total system cost for ...

Cirrus Logic’s CS35L45 Boosted Amp Gives Consumers a New Level of Audio Enjoyment when using Speaker Mode for Music, Podcasts, Video Conference Calls, Movies and Gaming AUSTIN, Texas--(BUSINESS WIRE)- ...