This article was originally published in the Dec 14, 1998 issue of Electronic Design. Class-D audio power amplifiers (APAs) were first introduced nearly 50 years ago. Since then, they have been used ...

Scott Walker Audio has the new Aurender AP20 Integrated Amplifier at T.H.E. Show 2023. This class D streaming amplifier can deliver 200 watts/channel. Analog Volume Control: The AP20 employs an analog ...

Fosi Audio has built a formidable presence in affordable hi-fi, and the launch of the BT20A MAX underscores just how far the brand has come. Priced at $229.99, the BT20A MAX is the company’s most ...

The active components of the Class D amplifier are the switching output stage and modulator. This circuitry can be built for roughly the same cost as an analog linear amplifier. The real trade-offs ...

NAD launched two Masters Series amps, the M33 and M28 both priced at $4,999. Both amps offer performance that sets a new benchmark for low noise and distortion thanks to a revolutionary Class D design ...

Over the last decade, integrated Class D amplifiers have proven themselves to be extremely competitive with Class AB amplifiers for consumer applications. The power efficiency of digital amplifiers ...

If there is a single species of audio component that has gained popularity over the past few years, it would have to be the integrated amplifier; a single box whose entrails combine a control ...

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 ...

It's the first amplifier that's part of the brand's "pro-sound-to-home revolution." ...

Rotel released a pair of Michi Class-AB integrated amps: the Michi X3 ($4,999) and X5 ($6,999). For entry-level customers, there is the A11 integrated amp ($799) and CD11 CD player ($599). Read on.

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Last year, the classic British audio brand Quad launched a ...