Understanding Balanced Audio

[MazeFrame]

@Davidibiza

Where is that signal compared and the noise eliminated?

In the recieving unit.

I explained some of it here:

Balanced and Unbalanced Signal

Balanced and Unbalanced And how to turn one into the other [image] On Balanced, the signals being 180° apart enables you to summ them “loosing” the noise in the process. Another plus for balanced is the fact the shield (= Ground/GND) does not carry any signal, it soley shields the signal from EMF. That is all fine and good. Turning unbalanced to balanced is easily done using what is called a DI-Box. The components in them varies, the concepts are super simple: Op-Amp balanced (active balan…