>
>
>Rich, AG6K, writes:
>
>>Some commercial amplifiers employ forced air cooling on tank inductors
>>and on tank bandswitches. .
>
>Hey, Rich, why stop there? Didn't Continental Electronics employ
>*water* cooling of the tank coil in some of their big boys? :-)
>
yes, and the 1000a-rms rated vacuum variable capacitors were water
cooled. With an 8973s in the final and a Q of 15, 1000a rms is barely
enough. . . . In the SB-220, the entire tank and tank bandswitch are
air forced air cooled. Cool.
Rich...
R. L. Measures, 805-386-3734, AG6K
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