[TechAssist] Re: RCA F31700GG,CTC169JS6 Q2906 luma.buffer shorted again.heavier sub?
- From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Mon, 16 Feb 2004 09:12:16 -0500
Well, I use the NTE cross just to get me in the ballpark. At least I can fairly
close match if it's NPN, PNP,
frequency,etc
Looking over scrap board,etc.is where I do this. My tech friend has a Jap
transistor specs manual he lives
by.
Phil Bader
Intrepid Video Support wrote:
> I know Gary...that was my point..perhaps I should have added "cross to the
> same NTE 1 amp".
>
> Jeff Dougherty
> Intrepid Video TV/VCR
> 263 S Front St
> Steelton PA 17113
> fax...717-564-4952
> www.intrepid-video.com www.tech-repair.net
>
> ----- Original Message -----
> From: "Gary McCartney" <gary@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, February 14, 2004 3:09 PM
> Subject: [TechAssist] Re: RCA F31700GG, CTC169JS6 Q2906 luma.buffer shorted
> again.heavier sub?
>
> Jeff, a 1/2 amp and a 1 amp regulator will both cross to the ECG 1 amp
> regulator. It's just when reverse crossing from ECG back to generic that
> the problems happen.
>
> Gary McCartney
>
> McCartney Electronics
> Guelph Ontario Canada
> Est. 1984
> email: gary (at) number63.ca
>
> Intrepid Video Support wrote:
> >
> > Phil,
> > Keep in mind, NTE's cross overs cover many different generics. A 1 amp
> > voltage reg and 0.5 amp may both
> > cross to the same NTE.
> > I suggest using only RCA parts. You can waste a lot of time, if you don't.
> >
> > Jeff Dougherty
> > Intrepid Video TV/VCR
> > 263 S Front St
> > Steelton PA 17113
> > fax...717-564-4952
> > www.intrepid-video.com www.tech-repair.net
> >
> > ----- Original Message -----
> > From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Friday, February 13, 2004 1:05 PM
> > Subject: [TechAssist] RCA F31700GG, CTC169JS6 Q2906 luma.buffer shorted
> > again.heavier sub?
> >
> > This unit had the bright screen/retrace.
> > Found the luma-buffer Q2906 shorted (common).
> > Calls for RCA part# 143806. I used an RCA #147665 because they both
> > crossed to the same NTE so I thought it would work.
> > The set also had a slight intermittant CRT arc, so I installed a 1:1
> > isolator in the filaments.
> > Today, Q2906 shorted again.
> > Is there a good heavy sub to use in this set?
> > Phil Bader
> > --
> > Jan Phyl TV Inc
> > 3420 Recker Hwy.
> > Winter Haven, Fl. 33880
> > fax: 863-299-8821
> > (professional. technician calls only)
> >
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
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