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Re: Intelligent Power Strip

Cross-posted to 2 groups.

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On Fri, 27 Dec 2024 13:53:22 -0500
Paul <nospam@needed.invalid> wrote:

> On Fri, 12/27/2024 12:48 PM, pinnerite wrote:
> > On Thu, 26 Dec 2024 16:00:46 +0000
> > Brian <inv@lid.com> wrote:
> > 
> >> On 26/12/2024 14:04, pinnerite wrote:
> >>> Around eight years ago I bought one of these strips to run my computer
> >>> system. It has a master socket and seven slave sockets.
> >>>
> >>> The midi-tower system plugs into the master socket. The two screens,
> >>> the printer and the sound system are plugged into the slave sockets.
> >>>
> >>> When I power down at night. The strip detects this and denies power to
> >>> the accessories.
> >>>
> >>> At least that is the theory and for the most part it works, except a
> >>> continual hum continues to be heard from the sound system's speakers
> >>> when the system should be off.
> >>>
> >>> I have changed which slave socket it is plugged into but it persists.
> >>>
> >>> Mysterious.
> >>>
> >>
> >> Have you tried plugging the speakers directly into the wall socket- with 
> >> as much of the other set up 'as is'?
> >>
> >> My 'guess' is, like most people, you have 'no shortage' of  mains leads 
> >> under your desk and you are getting stray, radiated, pick up rather than 
> >> something from resulting from being plugged into the 'smart' socket.
> >>
> >> While the test I suggest isn't 100% sure to clear the smart strip (if it 
> >> is radiating something it could still get into a nearby device, it it 
> >> does clear the problem, you can be near enough certain it is the 
> >> culptits.
> > 
> > My desk is a long narrow oak worktop.
> > Supporting it are two units built with my tender hands.
> > The left hand one is containing eight pull out drawers on runners.
> > Above that is a Fujitsu cut-sheet scanner circa 2010.
> > It can be driven by xsane but it is better from Windows XP, retained as
> > a virtual machine mainl;y for that purpose.
> > 
> > The right hand one is just a box that holds two mid-tower computers.
> > Tucked in behind them are three power strips and an ethernet switch.
> > Above that is a Brother colour laser printer.
> > 
> > What with the panasonic mobile phone, Their are cables galore.
> > 
> > I have just completed identifying which mains plug is which with a
> > black and a white marker. In the process it became clear that the
> > intelligent power strip has dimenture. It would be a hassle replacing
> > it. I shall turn off everything I can reach every night.
> > 
> > Thank you for all the suggestions.
> > 
> > Regards,  Alan
> 
> When the PC is soft-off, you should measure W, VA, PF
> at the mains plug of the monitored PC.
> 
> Compare the measured VA, to the threshold value listed
> for the power strip monitor. Some have a knob for adjusting
> the sensitivity, meaning the threshold is variable.
> 
>    Paul
> 
> 
I would but I would have to be a contortionist.

Alan


-- 
Linux Mint 21.3 kernel version 5.15.0-127-generic Cinnamon 6.0.4
AMD Ryzen 7 7700, Radeon RX 6600, 32GB DDR5, 1TB SSD, 2TB Barracuda

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Intelligent Power Strip pinnerite <pinnerite@gmail.com> - 2024-12-26 14:04 +0000
  Re: Intelligent Power Strip Theo <theom+news@chiark.greenend.org.uk> - 2024-12-26 15:14 +0000
  Re: Intelligent Power Strip Andy Burns <usenet@andyburns.uk> - 2024-12-26 15:16 +0000
  Re: Intelligent Power Strip Brian <inv@lid.com> - 2024-12-26 16:00 +0000
    Re: Intelligent Power Strip pinnerite <pinnerite@gmail.com> - 2024-12-27 17:48 +0000
      Re: Intelligent Power Strip Paul <nospam@needed.invalid> - 2024-12-27 13:53 -0500
        Re: Intelligent Power Strip pinnerite <pinnerite@gmail.com> - 2024-12-28 21:29 +0000
          Re: Intelligent Power Strip Paul <nospam@needed.invalid> - 2024-12-28 21:23 -0500
            Re: Intelligent Power Strip "Rod Speed" <rod.speed.aaa@gmail.com> - 2024-12-29 16:21 +1100
  Re: Intelligent Power Strip Paul <nospam@needed.invalid> - 2024-12-26 13:57 -0500
  Re: Intelligent Power Strip azigni <azigni@yahoo.com> - 2024-12-26 22:11 +0000
    Re: Intelligent Power Strip Paul <nospam@needed.invalid> - 2024-12-27 04:04 -0500

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