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Reply-To: "bruce varley"
From: "bruce varley"
Newsgroups: sci.electronics.design
References:
Subject: Re: Tube Info Needed!
Date: Mon, 14 Oct 2002 18:17:09 +0800
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If you're planning to crank it up, be aware that mercury tubes have specific
startup requirements. You must run the filament for a while (about 30 secs
IIRC) before applying the HV. If you don't you'll wreck the cathode rapidly.
Arthur Jernberg wrote in message
news:Q2idnebrDrkwDDegXTWc3g@News.GigaNews.Com...
> Sounds as if it is a "Mercury Vapor Rectifier" Valve. Common in industrial
> applications having high current requirements.
> "Gary Lecomte" wrote in message
> news:ca76d1a9.0210131327.55ad1c09@posting.google.com...
> > I have a number of OLD Tubes. One in particular is a mystery!
> > Does any one here have any data on a Number "604" Tube. I know its a 4
> > pin rectifier tube made by Westinghouse but I have no other data,
> > other than it looks like it contains Hg.
> >
> > Also anyone needing No. "80" rectifiers or "KT66", I have some new
> > ones!
> >
> > http://www.telus.net/chemelec
> > In my parts section!
> >
> > Any help on the number 604 tube, Appreciated!
> > Take care......Gary
>
>
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