[sdiy] Grounding of inputs/outputs for modules
dlmanley at sonic.net
Fri Aug 3 19:16:10 CEST 2012
I seem to recall you're a materials type, so pardon the question, but doesnt aluminum oxidize? Can a mechanical panel to socket connection be trusted electrically long term? These are dis-similar materials as well, no?
-------- Original Message --------
From: David G Dixon <dixon at mail.ubc.ca>
Sent: Fri, Aug 3, 2012 09:54 AM
To: 'Tom Wiltshire' <tom at electricdruid.net>; 'synthdiy diy' <Synth-diy at synth-diy.org>
Subject: Re: [sdiy] Grounding of inputs/outputs for modules
>> I'm building some Eurorack synth modules. Normally when
>> wiring up jack sockets, I'd have the sleeve grounded, and the
>> signal on the tip. Is the ground necessary for synth modules?
>> Seems to me that with everything on the same power supply
>> (and therefore the same ground) I'm going to be creating lots
>> of little ground loops if I connect it.
>> What's the standard practice for this?
>I ground everything on the panel. I use bare aluminum panels, so I only
>feed one "panel ground" wire to a jack ring, and that takes care of
>everything. It is very important to do this, in my experience. My system
>is completely noise-free.
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