The Starke Sound Fiera4 is an exciting new four channel Class D amplifier. It provides plenty of power (130wpcx4) to juice your home theater in a light weight and energy efficient package. Read on.

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.

Our review of the Cambridge Audio EVO 150 DeLorean Edition streaming amplifier pleasantly surprised us with its objective bench test performance, features, user interface, and listening tests.

FiiO debuts the Jade Audio LEVEL 1 desktop amp, JT9 planar headphones, and CLASS A headphone amp at High End Vienna 2026.

There appears to be 16 large transisitors which were mounted to the heatsink of this amplifier. It is a Planet Audio 4 channel car audio amp. From some quick Google searching, it looks like I should ...

Eight years after the arrival of the Sonos Amp, which supported four speakers for high-end streaming audio around your house, the brand's leveled things up with new hardware for bigger homes. The Amp ...