99% of the time a short won’t show with a meter in a cold tube. On rare cases
yes.
Sent from AOL Mobile Mail
Get the new AOL app: mail.mobile.aol.com
On Wednesday, March 18, 2020, Adrian <vk4tux@gmail.com> wrote:
Surely a meter, ohm checking the pin resistance between the cathode and
grid will identify the problem tube ?
Unless the short only occurs when hot.
Adrian Fewster
vk4tux
On 19/3/20 6:45 am, Mark - N5OT wrote:
> Thanks ALL!
>
> I'll swap in a different set of tubes to confirm or rule out that it's
> one of the tubes. Then if it is a tube, I'll do them one at time to
> figure out which tube it is.
>
> Thanks for all the great answers. A bunch of "it's probably a tube"
> then a couple outlier answers for if it turns out to not be a tube :-)
>
> 73 - Mark N5OT
>
>
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|