Normally when we hear of a Champ guitar amp, we think of a sweet-sounding rig that puts out 6 Watts through an 8-inch speaker. [John Chambers] of Champ Electronics wanted to build a true champion for ...

Can an 8.4-pound 1,000-watt home theater in a box really be more powerful than a $16,000 100-watt stereo amplifier? How many watts do you need? Ex-movie theater projectionist Steve Guttenberg has also ...

Buy six push buttons and one big knob for $250. That`s what Rotel asks of you with its RA-820B-X 25 watt per channel integrated amplifier. Rotel bills this as audiophile gear for the limited budget.

A simple stereo audio amplifier is built around two 7905 negative-voltage regulators (IC1 and IC2) and a few discrete components. The circuit will also work with other 79XX regulators if appropriate ...

If you want to get more power out of your home theater system, bridging an amplifier might seem like an easy way to boost ...

This simple mosfet power audio amplifier circuit, with TL071C and 2 MOSFETs (IRF9530 and IRF530) can deliver up to 45W on 8Ω speaker or 70W on 4Ω speaker. This schematic is based on Siliconix ...

In the consumer electronics world, knowing the difference between root mean square (RMS) and peak power ratings can make or break the performance and clarity of an audio system. In short, RMS power is ...