[Ynze] has built an audio amplifier that looks and sounds ... his local 230V mains down to +25V and -25V. The amplifier circuit itself is simple – a few discrete components surround the LM3886 ...

Guitar amplifiers are a frequent project, and despite being little more than a simple audio amplifier on paper ... possibilities for modification and circuit bending, and make for a fascinating ...

First came the WiiM AMP. Then the AMP Pro. Today brings news of the AMP Ultra. The most visually obvious addition is a 3.5″ ...