The single op-amp differential amplifier shown in Figure 1 is often used as an audio balanced line receiver. Obtaining high common-mode rejection is a critical requirement that requires four ...

I've got my eye on the M-Audio Fastrack USB to get started with some guitar recordings.<BR><BR>I see many other products w/ 1/4" line inputs but only a couple 1/4" 'instrument' inputs. What is ...

Hardcore audiophiles are generally immune to sticker shock for high-end audio gear like $50,000 speaker-based rigs. But now you can get the same level of sound for a lot less if you build a sound ...

Pro-Ject Audio Systems has expanded its home audio line with the high-end X8 turntable and two new phono stages, the Phono Box SB3 and the Phono Box DS3B. Both Phono Box models have electronics that ...