[LAU] Ground lifts, TRS, etc. to PA? USB/other signal crossover to audio?

Gene Heskett gheskett at wdtv.com
Sat May 10 03:55:33 UTC 2014

On Friday 09 May 2014 23:36:22 Bob van der Poel did opine
And Gene did reply:
> On Fri, May 9, 2014 at 11:14 AM, Will Godfrey
> <willgodfrey at musically.me.uk> wrote:
> > There is absolutely no way of ensuring the earth is ever connected at
> > all! A properly designed 3pin connector ensures the earth is always
> > connected first, and disconnected last. It's the *only* safe way to
> > work.
> Assuming, of course, that the receptacle is in fact grounded. And ...
> remember what they say about "assume".

Yup, those assumptions can get you killed.  One of those little shirt 
pocket hot wire sniffers has saved my bacon several times.

Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>
US V Castleman, SCOTUS, Mar 2014 is grounds for Impeaching SCOTUS

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