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 audio amplifiers with single-ended outputs can exhibit a strange behavior, in which the power-supply voltage increases with power delivered to the load. Called “power-supply pumping,” it can ...

The Mola Mola Ossetra is a $25,100 Class D mono amplifier delivering 350W into 8 ohms with ultra-low distortion, challenging Devialet in the high-end arena. The new Mola Mola Ossetra isn’t just ...

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 ...

The benefits of using Class D amplifiers. What to look for when choosing a Class D amp. Making the tradeoff between THD+N and quiescent current. Back in the day (1970s), audio amplifiers like the ...