[mythtv-users] Desk Top Power
Michael Watson
michael at thewatsonfamily.id.au
Fri May 15 21:44:50 UTC 2015
On 16/05/2015 5:43 AM, Daryl McDonald wrote:
>
>
> On Fri, May 15, 2015 at 2:45 PM, Philip Brady
> <phil.brady at hotmail.co.uk <mailto:phil.brady at hotmail.co.uk>> wrote:
>
>
>
> > From: mythtv-list at dinkum.org.uk <mailto:mythtv-list at dinkum.org.uk>
> > Date: Fri, 15 May 2015 07:56:36 +0100
> > To: mythtv-users at mythtv.org <mailto:mythtv-users at mythtv.org>
> > Subject: Re: [mythtv-users] Desk Top Power
> >
> >
> > On 15 May 2015, at 00:24, Daryl McDonald <darylangela at gmail.com
> <mailto:darylangela at gmail.com>> wrote:
> >
> > > Has anyone had success powering Ethernet switches, HDHR's, or
> Set Top Boxes from the power supply of a PC?
> >
> > I did this many years ago, bought a 100Mbps switch while working
> in the US when such things were rare and expensive in the UK. It
> came with a US only power supply, online order and there was no
> mention of these details. Not wanting to spend money on a UK power
> supply I made an adaptor to plug the DC cable in to a 4 pin molex
> connector inside the PC, it wanted 12v at an amp so easily
> compatible. All worked fine for many years, anything I wanted to
> stay connected when the PC was power cycled was connected to the
> existing 10Mbps hub or the thinnet 10base2 cabling, that’s how
> long ago it was…
> >
> >
> > > I can see 5 or 12 VDC among the red black and yellow wires, I
> know it would be polarity critical, and I really only need the
> gadgets when the PC is on, or turns itself on.
> >
> > Provided your PSU isn’t on the edge and the other kit wants 12v
> or 5v you should be fine.
> >
> > There could be some issue with interference from the external
> device getting back in to the PC and upsetting sound output or
> harddrives but that depends on the design of the external
> equipment, input filtering on them should remove that sort of thing.
> >
> > Andre
> >
> > >
> > > Any ideas pro or con?
> > > _______________________________________________
> > >
>
> There is a very cheap solution to this. I have used an intelliplug
> here in the UK but I do not know if it is available for your
> voltages and socket types. It switches subsidiary devices on or
> off in response to the primary being switched.
> Phil
>
>
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>
> A quick look and apparently its not available on this side of the
> puddle :-/
>
>
http://www.ebay.com/itm/NEW-Smart-Strip-SCG3-Energy-Saving-Power-Strip-with-Autoswitching-Technology-/161401259924?pt=LH_DefaultDomain_0&hash=item259443c794
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