Re 572-B, 811-A

[Ron Bracklow]

If you use Cetron, Penta Labs, or Svetlana tubes, you won't have that
problem.

73,

Ron.
----- Original Message -----
From: "Murray Leshner" <multi-volti at SOFTHOUSE.COM>
To: <HEATH at LISTSERV.TEMPE.GOV>
Sent: Tuesday, June 20, 2000 8:17 PM
Subject: Re: Re 572-B, 811-A


> Wasn't there a concern awhile back with the newer tube vendors on the US
> market about whether the tubes are suited for horizontal operation
> (otherwise grid could sag & short to cathode). I think it was a problem
with
> only one of these two tubes, and I'm sure the question has been answered
> countless times since...I just never heard the history of the problem
beyond
> the initial discovery.
>
> Murray
>
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