[ARC5] T-22 Woes
WA5CAB at cs.com
WA5CAB at cs.com
Tue Jun 11 17:18:49 EDT 2013
A likely culprit for this would be the two parasitic suppressors inside the
plate tank coil.
In a message dated 06/11/2013 15:44:53 PM Central Daylight Time,
kgordon2006 at frontier.com writes:
> Mark: I still suspect that your plate voltage is "missing". Where did you
>
> measure this? If not directly at the tube plate connection, it still may
> be
> missing.
>
> One thing that makes me suspect this is that your screen voltage is low,
> which indicates excessive current draw, which usually only takes place
> when
> the plate voltage is missing.
>
> It is certainly possible that the RF connection between the plates and the
>
> tuning network is also open, but that seems to be less likely.
>
> Ken W7EKB
>
Robert Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480
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