On Mon, 9 Mar 98 13:46:32 -0600, Jon Ogden <email@example.com> wrote:
>In regards to key down time on amplifiers:
>I believe any amplifier can run keyed down indefinitely given:
>1.) Proper cooling of the tube to keep it within temp limits
>2.) Heavy duty enough power supply (the tube isn't the only thing getting
>If these two things are done, then there is really no reason why the amp
>can't be run continuously.
Actually, there's one more. Proper cooling of the tank coils. I had
a well-known "legal limit" amplifier melt down the 80/160 meter tank
coil on me not once but twice. It is now gone, replaced with a 91B.
No more problems.
73, Bill W7TI
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