Article View: sci.electronics
Article #7089Re: Mail-order sources for picture tubes?
From: Frank - Hardware Hacker - Borger
Date: Thu, 03 Sep 1992 00:19
Date: Thu, 03 Sep 1992 00:19
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In article <1992Sep2.190645.1010@keinstr.uucp>, marks@keinstr.UUCP (Mike Marks) writes...
>
>Greetings,
>
>Does anyone know any mail-order sources for TV picture tubes/
>projection TV tubes? I was wondering if it's possible to save
>by replacing tubes myself instead of paying the local shop
>markups for the tubes & labor. Yes, I have my TV's service
>manuals & access to plenty of test equipment here at work.
I've done it, it's pretty easy.
1/ As per previous suggestion, best is to look for a local jobber
for the tube.
2/ Wierd trick to do convergence without a pattern generator. Do
it on Saturday morning. (Why you ask? Because cartoons, especially
the cheaper ones with less motion are ideal for checking convergence.)
3/ Only kicker is to be very careful when disconnecting the HV anode
lead.
Frank R. Borger - Physicist __ Internet: Frank@rover.uchicago.edu
Michael Reese - Univ. of Chicago |___ Phone : 312-791-8075 fax : 567-7455
Center for Radiation Therapy | |_) _
2929 South Ellis Avenue | \|_) I used to be Snow White, but I
Chicago, Illinois 60616 |_) drifted. Mae West
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arc1-ca.pugleaf.net!sparky!uunet!europa.asd.contel.com!darwin.sura.net!zaphod.mps.ohio-state.edu!pacific.mps.ohio-state.edu!linac!uchinews!rover.uchicago.edu!frankReferences:
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Newsgroups: sci.electronics Path: arc1-ca.pugleaf.net!sparky!uunet!europa.asd.contel.com!darwin.sura.net!zaphod.mps.ohio-state.edu!pacific.mps.ohio-state.edu!linac!uchinews!rover.uchicago.edu!frank From: frank@rover.uchicago.edu (Frank - Hardware Hacker - Borger) Subject: Re: Mail-order sources for picture tubes? Message-ID: <2SEP199218194608@rover.uchicago.edu> News-Software: VAX/VMS VNEWS 1.41 Sender: news@uchinews.uchicago.edu (News System) Reply-To: frank@rover.uchicago.edu Organization: Joint Center for Radiation Therapy References: <1992Sep2.190645.1010@keinstr.uucp> Date: Thu, 3 Sep 1992 00:19:00 GMT Lines: 27