[sdiy] Relays or reed switches for routing?

Gordonjcp gordonjcp at gjcp.net
Mon May 31 14:06:48 CEST 2021

On Sun, May 30, 2021 at 11:22:38AM +0200, cheater cheater wrote:
> Why can I not use relays to switch audio? What's wrong with relays?
> BTW, I was thinking of acoustically dampening relays. EG use sound
> proofing foam.

They're electrically noisy as well as mechanically noisy.  They're unreliable when you use them for switching tiny currents.  They introduce a lot of distortion.

Literally nothing sane uses relays in the audio path.


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