A Class D audio amplifier is basically a switching amplifier or PWM amplifier. There are a number of different classes of amplifiers. We will take a look at the definitions for the main ...

If you know anything about a transistor, it’s probably that it’s a three terminal device whose output pin forms part of a potential divider whose state is dependent on what is presented to its input ...

Class D amplifiers produce a switching output, in which the audio information is stored in the pulse width of the output signal. They have much higher efficiency than do Class AB amplifiers, but that ...

Understand the basic audio components of a Hi-Fi stereo system so you know what to look for when shopping for audiophile equipment. Amplifier. Amp. Preamp. Integrated amp. Phono stage. Tube amplifier.

[Ynze] has built an audio amplifier that looks and sounds great. His amplifier uses a National Instruments (now TI) LM3886 Overture series 68 Watt power amp. The LM3886 places [Ynze’s] amp squarely in ...

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 ...

Ever wonder what slew rate was all about? No, it has nothing to do with how a drunk person slurs their speech. This article gets to the basics of Amplifier Slew rate and what it means. When reviewing ...

I've got a pair of standard non-powered speakers. I'd like them to play whatever Chromecast Audio is playing. I assume/understand I'll need to buy an amp. Here's my question though...do I really need ...

Feedback is an ubiquitous and unavoidable basic technique that keeps the world running. It is only controversial in consumer audio, and then only specifically in power amplifiers. This dates from ...

I suspect a substantial number of people have an old pair of speakers sitting in storage: hand-me-downs from a family member, perhaps, or the remnants of a stereo of their youth. Such speakers can be ...

This probably sounds obvious, but audio quality is a hugely important factor in a premium-tier smartphone. In fact, audio quality is increasingly important for mid-tier phones as well. From placing ...