[BC] Idle tube life...

[Burt I. Weiner]

I've had 807 and the like sit for years and work fine when turned 
on.  I suspect the tubes that failed had poor seals.

Burt

At 10:21 AM 6/4/2006, you wrote:
>From: "Stan Tacker" <stacker at krvt.com>
>To: "'Broadcasters' Mailing List'" <broadcast at radiolists.net>
>Sent: Sunday, June 04, 2006 12:54 AM
>Subject: RE: [BC] Idle transmitter tube life...
>
>
> > Burt,
> >
> > Never had a problem with the big tubes.  It was always the 807 or smaller
> > that would turn blue.
> >
> > Stan
> >
> > -----Original Message-----
> > From: broadcast-bounces at radiolists.net
> > [mailto:broadcast-bounces at radiolists.net] On Behalf Of Burt I. Weiner
> > Sent: Saturday, June 03, 2006 11:45 PM
> > To: broadcast at radiolists.net
> > Subject: [BC] Idle transmitter tube life...
> >
> > I know of one transmitter that has 833 in the modulators and
> > finals.  It gets turned on about once a year and is always raring to
> > go.  If you have a decent seal on the tube/s it should be able to sit
> > with the filaments off for many years with no problems.  I always
> > tried to get JAN or Eimac tubes.  The JAN 833's were great.
> >
> > Burt
> >

Burt I. Weiner Associates
Broadcast Technical Services
Glendale, California  U.S.A.
biwa at earthlink.net
K6OQK