[sdiy] Ground Loops?

[harry]

I float the rack panels from the rails, using nylon shoulder washers... There
is a commercial product called Hum-frees that use the same technique.

I never cut the shields, as I will then need that cable for some guitar FX and
then it don't work....   ;^P

H^) harry

Theo wrote:

> Think the 'rule' with telescoping is to have the cable ground connected on
> the side that plugs in a output.
>
> Hope this helps,
> Theo
>
> From: CHoaglin at aol.com
> I'm cabling a whole rack of gear out to a patch panel that's in it, and so
> far I've done one end of each of the cables. (these are 1/4, unbalanced),
> Now the jack ground is tied to chassis ground on many of the units in the
> rack, and the whole rack is metal. Unless I'm mistaken, the path through the
> rack frame between pieces of gear is one ground path, and cables going to a
> patch panel or between pieces of gear would create another one, thus a
> ground loop. The cables are only 40 inches long at most, but I'm still
> wondering whether there might be problems with noise from this and I should
> leave them unconnected on one end. If so, which end makes more sense, at the
> patch panel, or at the equipment, or does it matter? I was thinking of
> letting them float at the panel end and just using them to extend the ground
> out from the jacks on the gear.
>
> BTW, if anybody needs 1/4" plugs, try Ray White Audio
> (RAYKRJ at Concentric.net)
> I paid $110 for 125 pieces of 1/4" mono, all metal, and they're good
> quality.
>
> -Chris

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