>
>I would like to thank everyone for their help on my amp.
>
>I have managed to get 300 Watts out of the 4CX250 with about 12 mils screen
>current. The DC input is about 600 watts so I am getting about 50%
>efficiency.
>
>I raised the plate voltage whick now is at about 2000 volts under load with
>300 ma of plate current.
>
? 300mA exceeds the anode current rating of 250mA. This is one tube
that needs to be tuned up with high-speed cw dits or with a
tuning-pulser. .
Rich...
R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
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