Negative grid current during standby/Rx usually means a grid-filament
short when the filament is hot. However, the short may not be present
when the filament is cold. Such shorts are the result of a bent filament.
>Good morning to all !!
>
>I change the two 3/500Z on my 2KD 5 and when i turn on the the meter grid
>goes in negative current
>Wht happen ?? Is the tubes are dead ??
>
>thanks in advance for your help
>F5NGA
- R. L. Measures, a.k.a. Rich..., 805.386.3734, AG6K,
www.vcnet.com/measures.
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