Tips & Tricks: Buzz Abatement in Audio Amplifiers

The topology and the distribution of the wiring, partitioning between low power and high power circuits, grounding scheme, types of cables, protection techniques, and safety are important factors that must be considered to minimize the interference effects in audio amplifiers. This "tips and tricks" audio electronics article provides several details about inductive coupling effects in audio amplifiers and the simple way to minimize them.

One of the problems when designing large audio devices, (e.g., mixing consoles) is the enormous amount of wiring that’s needed. In this article for audioXpress, Ethan Winer writes about the practical ways on how to deal with wiring techniques in order to reduce the amount needed for any given project by using rotary encoders, serial communications, and other clever solutions. This article was originally published in audioXpress, March 2021

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