The efficiency and size advantages of Class D audio amplification in battery- powered devices are well known. These advantages are now extended to amplifiers up to 500W, made possible by solidstate ...

Class D amps from $130 to $50,000—pulling more ears into hi-fi without demanding you sell a kidney. Solid tech, serious power, and none of the usual overpriced fluff. Finally, affordable doesn’t sound ...

Older generations of class D amplifiers had high enough distortion for this problem to go unnoticed, but the native performance of the 1ET400A is so good that any distortion caused by wiring sticks ...