Balanced interfaces are ubiquitous in professional audio systems due to their ability to reject common-mode hum and noise. They are especially important in long-distance connections where each end has ...

Back in my college days when PortaPaks were all the rage, one of the most helpful and practical resources I relied on was the "The Spaghetti City Video Manual: A Guide to Use, Repair and Maintenance," ...

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 ...

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 ...

A few summers of my misspent youth found me working at an outdoor concert venue on the local crew. The local crew helps the show’s technicians — don’t call them roadies; they hate that — put up the ...

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 ...

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.

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