Here this circuit is based on the principle of audio amplification using operational amplifier and pulse width modulation using 555 Timer. In this article we are describing the principle, design and ...

A regular Hack A Day reader sent in a tip about an LM386 stero amplifier with digital volume control. The resulting build is very professional and could easily be adapted into a slick iPod dock build.

The function of this automatic volume control circuit is to amplify signals without distorting its dynamic compression. The amplitude differences in the signal are levelled off and the disturbing ...

Fosi Audio has announced that it will be showing off new products at CanJam Dubai 2026 from January 24 - 26 and is part of ...

For 2014, Cambridge Audio announced their new flagship, audiophile-grade Azur 851 series consisting of the Azur 851E Preamplifier, Azur 851W Power Amplifier, and Azur 851D Digital to Analogue ...

The D’Agostino New-Generation Momentum Z Monoblock Amplifier is priced a $125,000 USD and available through Authorized Dealers Internationally, Canada, Mexico, and the US.

The new BT20A MAX mini amplifier is the flagship version of the company's BT20A series of amplifiers and includes advanced Bluetooth, and refined sound tuning.

Pro-Ject has announced the Pre Box S3, a pre-amplifier designed to serve as the central hub of a modern (and potentially compact) hi-fi system. The Austrian company, better known for its turntables, ...

The duo consists of a streaming preamplifier and matching power amplifier ...