Nope. The filaments are in series.
Hard for one tube to be bad.
73
Jim w7ry
Sent from my wireless communicator
On Sat, Jun 29, 2019, 10:23 AM Ted Rachwal <tarachwal@gmail.com> wrote:
> All of a sudden I have a very high swr between the rig and amp...3:1....
> I notice one of the 3500Z tubes is not lit. I'm wondering if I can pull
> the unlit 3-500Z and try the amp to see if the issue is the tube or some
> other part. I have pulled a suspect 572b and 811 in the Ameritron
> series of amp and all was ok but wonder if the remaining 3-500Z would be
> damaged if I tried this trick? Anyone have a thought here?
>
> 73,
>
> Ted K8AQM
>
>
> ---
> This email has been checked for viruses by AVG.
> https://www.avg.com
>
> _______________________________________________
> 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
|