Have a look on lemmy.studio

None of them are super active but here’s what I found.

!budgetaudiophile@lemmy.world

!hifi@lemmy.world

!audiophile@lemmy.world

I just noticed that OP is from hexbear so they can’t use lemmy.world communities.

Here’s some more

!audioengineering@lemm.ee

!musicproduction@lemmy.ml

!audiophile@lemmy.ml