Digital Control of Attenuation – Repository for DIY

I’m starting this thread in the Pass Labs sub-forum, because I think there is a need for this information here, and because the idea for a digital attenuator came while building the excellent Iron Pre by Zen Mod.

There seems to be interest in a repository for free information pertaining to digital attenuation systems, in particular the Muses family of chips: 72320 and 72323.

Over the years, there have been a number of attenuators available using the Muses products. Some are...

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