When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Back in my college days when PortaPaks were all the rage, one of the most helpful and practical ...

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 ...

If you work in the professional audio field, you need to use balanced lines for long signal runs to prevent hum and noise pick-up. This Balanced/Unbalanced Converter is really two projects in one. It ...

In Part 1 of this series on audio fundamentals (“Let’s Talk About Some Basics of Audio for Radio”), we discussed audio problems and how to handle audio transformers. Most of today’s studios don’t need ...

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 ...

Austria's Pro-Ject Audio Systems has announced two two new affordable and fully balanced headphone amplifiers for home or ...

At $1,980, Eversolo’s DAC-Z10 combines dual AKM DACs, R2R volume control, balanced preamp design, and HDMI I2S connectivity in a refined, touchscreen-equipped chassis built for high-performance audio.

The limited run Schiit Audio Mjolnir 3 features Class A operation and also doubles as a single-ended or balanced preamplifier. Limited runs of new products have become a trend with our friends at ...