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RE: [OT] USB, electronics and ground
- Subject: RE: [OT] USB, electronics and ground
- From: "Paul Gale" <groups@xxxxxxxxxxxxxxxx>
- Date: Wed, 6 Sep 2006 12:39:04 +0100
Doesn't look like it has this.
Paul.
> -----Original Message-----
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf Of
> Tim Hawes
> Sent: 06 September 2006 12:20
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] [OT] USB, electronics and ground
>
> Just thinking aloud...
> Does your UPS have a plain filtered outlet i.e. one that is not
battery-
> backed?
> Maybe if you connect the other devices to that it would give them all
> the same earth potential?
>
> HTH,
>
> Tim.
>
> On 9/6/06, Paul Gale <groups@xxxxxxx> wrote:
> > I seem to have a problem with ground or earthing here. When I
plug in
> USB devices to my main PC, I get small sparks between the shield and
the
> PC case. This sometimes causes the PC to hang (not surprisingly!). I
guess
> I have different ground signals between various kit????
> >
> > The PC is powered from an APC smart UPS and the other USB kit is
on a
> mixture of standard power strips and surge protected strips.
> >
> > Any ideas?
> >
> > Thanks,
> >
> > Paul.
>
>
>
> Yahoo! Groups Links
>
>
>
>
>
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