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 ...

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 ...

Norwood, Mass. ï Raising the bar for high performance in consumer audio systems, Analog Devices Inc. today (January 24th) introduced a family of audio amplifiers that combine the space- and ...

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 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 ...

When Panasonic rebooted its Technics brand after a six year hiatus in 2014, its focus was very much on the audiophile listener. After releasing a bunch of turntables, amps, all-in-one systems and more ...

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 ...

NAD expands its Classic Series with two gorgeous integrated amplifiers ...

While nearly all integrated amps are two-channel affairs, the HiFi Rose RA180 is actually a four-channel amp, as it contains four mono amplifier modules that can be configured to work in various ways.

Arcam has refreshed its three high-performance Radia A-series integrated amplifiers with significant upgrades. The Arcam A15+ and A25+ now sport HDMI eARC inputs. They and the new A5+ also get the ...

[Boolean90] needed an amplifier for a subwoofer, and had a lot of parts sitting around in a scrap bin. His project, a Class D sub amp made out of scrap, is a great example of what you can build with ...

It may look like a vintage 1970's amp, but Yamaha's all-new A-S801 sounds like the 2015 component that it is. Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio ...