AW: AW: To earth, or not to earth...
Juergen.Haible at nbgm.siemens.de
Thu Dec 4 11:12:20 CET 1997
> If you use the op-amps output for a reference ground
> scheme is used in some Harrison desks) you could run in to
> problems you have described but if you just connect stuff
> or even logic to the output you transfer the garbage (hence
> dustbin) to the supply rails not the real ground.
>Ahh I see... use the opamp to drive the ground for the noisier
>only leaving the proper ground for the more sensitive
>Yes, that's a completely fine approach.
> -- Don
Really, it's one of the best ideas I heard in *months* !
Would be a good candidate for the "Synth-DIY idea of the year" !
(Why did nobody tell me before? What secrets do you still keep ? (;->)
I'll try this on my next project !)
More information about the Synth-diy