>
> Here are some questions for you amp gurus about a Yaesu FL2100Z
>that I am checking out:
>
> On 10M with 96 watts input, output is 320 watts, on 15M it is 473
>watts, on 20M it is 595 watts, on 40M it is 586 watts and on 80M it is
>640 watts. Is this an indication that the tubes are going soft?
>
> With a Yaesu FL-2100B using the same test setup, 10M output is 600
>watts with 62 watts input. ..... ...
> I would appreciate any and all ideas that might account for these
>differences.
>
> Thanks,
>
> Roger Stimson K8RS
>
Swapping tubes might provide a clue.
Rich. Measures. Web site: www.vcnet.com/measures
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