[TechAssist] Re: Viewframe Spectra - Need specs for AC adaptor
- From: "John @ Myers TV" <myers_tv@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Mon, 23 Aug 2004 07:27:41 -0400
Thanks Gary,
That's what I'm going to do. I was just looking for the easy way out.
John Myers
Myers TV Service Since 1984
Alliance, OH
ph 330-821-6545
myers_tv@xxxxxxxxxxxxx
www.alliancetvrepair.com
----- Original Message -----
From: "Gary McCartney" <gary@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, August 23, 2004 12:22 AM
Subject: [TechAssist] Re: Viewframe Spectra - Need specs for AC adaptor
> Can you open it up and look for a 3 pin regulator IC such as 7812 or
> 7809 or other type of regulation? That would tell you the voltage the
> unit runs on, then add a few Volts dc to arrive at the adapter voltage.
> I would add about 4V, so if it uses a 7809, then I'd try a 13V adapter.
> This would be ok as long as there are no other components in the unit
> that run on the raw (unregulated B+) which could be too high. For the
> current, you could place a mA meter in series with the adapter to see
> what current it draws, then go 1 1/2 times or higher that amount for the
> adapter current rating.
>
>
>
>
> Gary McCartney
>
> McCartney Electronics
> Guelph Ontario Canada
> Est. 1984
> email: gary (at) number63.ca
>
>
>
>
>
>
>
> John Myers wrote:
> > Thanks Max, but I was hoping to find the reccomended specs for this. I
found
> > a post elswhere that hints at 12V. But, I'm not sure. It's for resale,
so I
> > want to be sure.
> >
> >
> > John Myers
> > Myers TV Service Since 1984
> > Alliance, OH
> > ph 330-821-6545
> > myers_tv@xxxxxxxxxxxxx
> > www.alliancetvrepair.com
> >
> >
> > ----- Original Message -----
> > From: "Old TV Man" <mebonnell@xxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Sunday, August 22, 2004 6:22 PM
> > Subject: [TechAssist] Re: Viewframe Spectra - Need specs for AC adaptor
> >
> >
> >
> >>John, I don't have your answer but I have a universal adaptor that goes
> >>from 3 volts up to 12 volts. If you want it I will send it.
> >>
> >>Max Bonnell
> >>Bonnell TV
> >>Robinson, IL
> >>
> >>
> >>
> >>Sender: techassist-bounce@xxxxxxxxxxxxx From:
> >>myers_tv@xxxxxxxxxxxxx(John=A0Myers) Date: Sat, Aug 21, 2004, 9:44pm
> >>(CDT+1) To: techassist@xxxxxxxxxxxxx Subject: [TechAssist] Viewframe
> >>Spectra - Need specs for AC adaptor. Reply=A0to:
> >>techassist@xxxxxxxxxxxxx
> >>
> >>Hi, This is a ViewFrame Spectra LCD panel. It site on a Overhead
> >>projector, and lets you project a video image on a screen. It was built
> >>by Nview Corp.
> >>I bought this without the AC adaptor.
> >>
> >>Does anyone have any inf on this? Specifically, I need voltage & current
> >>info for the AC adaptor.
> >>
> >>Thanks,
> >>John Myers
> >>Myers TV Service =A0 =A0 =A0 Since 1984
> >>Alliance, OH
> >>ph 330-821-6545
> >>myers_tv@xxxxxxxxxxxxx
> >>www.alliancetvrepair.com
> >>----------------------------------------------
> >>
> >>
>
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