[Amps] Holding a vacuum
Bill Turner
dezrat at outlook.com
Mon Dec 1 12:38:34 EST 2014
------------ ORIGINAL MESSAGE ------------(may be snipped)
On Thu, 27 Nov 2014 19:15:08 -0500, you wrote:
>What metric does one use to determine if a given tube holds a vacuum or not?>
>Cheers,
>
>Karin K3UU
REPLY:
Tubes that lose vacuum draw excess anode current even when idling and
if they are glass, one can see a blue glow in between the elements
when HV is applied.
73, Bill W6WRT
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