The Philips Semiconductors TDA8551 is a small audio amplifier with an integrated volume control. When operated from +5 V, it delivers a nominal output power of more than one watt into 8 ohms. It can ...

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.

Is the Quad 3 stereo amp's sound performance as appealing as its aesthetic?

Schiit's Lyr 5 Headphone Amplifier at $799 combines tube and MOSFET gain with up to 6W output and Forkbeard control but skips balanced inputs and a DAC.

The $11,995 Luxman L-595A Special Edition Integrated Amplifier commemorates the 95th anniversary of the Japanese manufacturer in fine style. The new Luxman L-595A SPECIAL EDITION is a premium Class A ...

Great tone doesn’t need a guitar tech and a stadium rig. Here’s how you can get the most out of your amp in any ...

This circuit could be used for replacing your manual volume control in a stereo amplifier. In this circuit, push-to-on switch SW1 controls the forward (volume increase) operation of both channels ...

In this article, we will finally answer the one question that has confused musicians for decades: What is the difference between "gain" and "volume" on your guitar amplifier? Although they may ...

Schiit Audio has announced the Lyr 5, a desktop headphone amplifier that combines tube and solid-state gain in a single ...