[TechAssist] Re: RCA TV CTC169 regulator circuit capacitors
- From: "Hoyt's TV" <hoytstv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sun, 15 Feb 2004 10:05:24 -0500
What's a local parts supply house?
All the ones within 50 miles of me went out of business 20 years ago
Russ Hoyt
Hoyt's TV
Exeter, NH
----- Original Message -----
From: "Old Damon" <damon101@xxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Sunday, February 15, 2004 6:58 AM
Subject: [TechAssist] Re: RCA TV CTC169 regulator circuit capacitors
> That's interesting, I just drive to our local parts supply house, go over
to
> the "Bargain Basement" and pick up 15 uf by the handful. Are you sure
that's
> an oddball size??
>
> Damon Brunger
> Telrad Electronic Services
> Ft Wayne, IN 46815
>
> ----- Original Message -----
> From: "Tel-Tek Electronics" <teltek3@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, February 14, 2004 6:21 PM
> Subject: [TechAssist] Re: RCA TV CTC169 regulator circuit capacitors
>
>
> > Jeff;
> > 15ufd are not a common caps in out Industry, as you know. I have always
> > used 10ufd, without any rework. I don't know what the critical circuit
> > design is in the CTC169 for this regulator IC, but paying $5 for a cap
> > and paying .35 for a 10ufd, especially now that the slight difference in
> > price is a Go or no-go.
> >
> > I am sure that some Fresh Out of College Circuit designer sat down and
> > figured that this circuit will run at Peak efficiency if the value of
> > this resistor is this, and the value of this cap is this.
> >
> > My thought is this....if the TV comes on after using a 10ufd
> > over 15ufd..go for it.
> >
> > Many components have changed in value over the years, in that regulator
> > circuit, and probably RCA has all the 15ufd in separate bags, with their
> > own special little part number stamped on it. Probably the reason none
> > are left out there, or overpriced.
> >
> > Someone that is a Thomson ASC, can query the head RCA technician and get
> > a firm answer on this.
> >
> > I feel relatively safe stating that since the CTC169 regulator problem
> > has been documented, 10ufd over 15ufd, don't amount to a "Hill of
> > Beans".;-)
> >
> > CTC169 life expectancy only has another 4 years, if that.
> >
> > -Ed-
> >
> > Ed Gaidies
> > Tel-Tek Electronics
> > Ontario-Canada
> >
> > Servicing the Consumer Electronic Industry since 1963
> >
> > teltek3@xxxxxxxxxxxx
> >
> > -----Original Message-----
> > From: techassist-bounce@xxxxxxxxxxxxx
> > [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of Shoreline
> > Electronics
> > Sent: Saturday, February 14, 2004 3:03 PM
> > To: techassist@xxxxxxxxxxxxx
> > Subject: [TechAssist] Re: RCA TV CTC169 regulator circuit capacitors
> >
> > B & D has the 15uf I believe.......
> >
> > =================================
> > Jeff Stielau
> > Shoreline Electronics Repair
> > 344 East Main Street
> > Clinton,CT 06413
> > (860)399-1861
> > (860)664-3535 FAX
> > jstielau@xxxxxxxx
> > =================================
> > ----- Original Message -----
> > From: "Barry Thompson" <barrystv@xxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Saturday, February 14, 2004 2:02 PM
> > Subject: [TechAssist] Re: RCA TV CTC169 regulator circuit capacitors
> >
> >
> > > I do it all the time Gary. The only place you can get the 15 is the
> > rca
> > one,
> > > which is worth about $5.00 Barry
> > > barrystv@xxxxxxx
> > > Barrys TV
> > > 613 224 3406
> > > Ottawa.Canada.
> > > ----- Original Message -----
> > > From: "Gary McCartney" <gary@xxxxxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Saturday, February 14, 2004 1:59 PM
> > > Subject: [TechAssist] RCA TV CTC169 regulator circuit capacitors
> > >
> > >
> > > > Has anyone ever used a 10uF 50V and 4.7 uF 50V in parallel to
> > replace
> > > > the 15uF cap (C4102 or C4104?) in the CTC169 regulator circuit? I
> > can't
> > > > see off hand there being any problem doing so but thought I'd make
> > sure
> > > > from anyone who has installed them that way before. I am out of
> > stock on
> > > > the 15uF cap and don't want to place an order just for those. Or is
> > it
> > > > ok to use a 22uF instead?
> > > >
> > > > Thanks for any help.
> > > > --
> > > >
> > > >
> > > >
> > > >
> > > > Gary McCartney
> > > >
> > > > McCartney Electronics
> > > > Guelph Ontario Canada
> > > > Est. 1984
> > > > email: gary (at) number63.ca
> > > >
> > > >
> > >
> > >
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