Re: Ground lifts, TRS, etc. to PA? USB/other signal crossover to audio?

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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@xxxxxxxxxxxxxxx> 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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