Re: RCA (et alii) coolant leaks

From: Leonard Caillouet (nospam_at_noway.com)
Date: 03/08/05 

Date: Tue, 8 Mar 2005 15:50:09 -0500

You have to watch for tubes with phosphor aging if you rotate them. You may
end up using part of the unburned area and have a notiecable effect when the
keystone of the raster is reversed.

Leonard

"Thomas Abell" <tmabell@no-spam.comcast.net> wrote in message
news:P7Cdnbs9eKIXT7DfRVn-uQ@comcast.com...
> Actually they will work just fine rotated 180 degrees. However the
> suggestions that include the RTV sealant are the best. That will fix it
for
> good. As for the RCA's that leak out the bottom, you most likely are in
for
> a re-alignment anyway. Not bad though, I did one yesterday and it took me
> 20 minutes.
>
> <ZZactly@aol.com> wrote in message
> news:1110255456.029838.176120@f14g2000cwb.googlegroups.com...
> > Hi;
> >
> > Now here's an idea, and don't start calling me a hillbilly. Any given
> > time we could have sets out there under warranty.
> >
> > Some put gutters into Mitses, this is along the same lines. A gutter
> > doesn't help on an RCA because the coolant attacks the anode cap and
> > shield. Why ?, because it's at the bottom. Why the heck don't we just
> > turn those tubes around ? Put the green back in upside down, and
> > reverse the red and blue. The problem is, of course, what does the
> > coolant fall on next ? Would it be better to do this and at least not
> > have to deal with the anode cap ?
> >
> > Incidentally, I hope to meet with some peole within the month with
> > samples and much dialogue. I'll probably be selling seals for RPTV
> > tubes soon. The first thing is the testing, I don't want to sell it if
> > it doesn't work. If it works, we got all these nice Mitses and stuff
> > fixed, and fixed for good. It could be offered as an option. Same way
> > inverting the tubes on an RCA might help. An option, like preventative
> > modifications. Just a bit more than installing a gutter.
> >
> > These coolant leaks are a problem. I can see that the set would need to
> > be reconverged after switching the red/blue, and flipping the green. To
> > not have to replace the anode cap might be worth it.
> >
> > What say you ?
> >
> > JURB
> >
>
>

Relevant Pages

  • Re: RCA (et alii) coolant leaks
    ... > turn those tubes around? ... > coolant fall on next? ... > have to deal with the anode cap? ... Just a bit more than installing a gutter. ...
    (sci.electronics.repair)
  • RCA (et alii) coolant leaks
    ... Some put gutters into Mitses, this is along the same lines. ... turn those tubes around? ... have to deal with the anode cap? ... Just a bit more than installing a gutter. ...
    (sci.electronics.repair)
  • Need Help - Question re: Binocular Telescope
    ... If I rotate the tubes to change the inter pupil distance, ... relation to the right eye image? ...
    (sci.astro.amateur)
  • Re: RCA (et alii) coolant leaks
    ... I don't see the point in trying to sell seals. ... damaged in the many dozens of tubes that I have rebuilt for leaks. ... > reverse the red and blue. ... > have to deal with the anode cap? ...
    (sci.electronics.repair)