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[AMPS] tuning capacitor & insulator

To: <amps@contesting.com>
Subject: [AMPS] tuning capacitor & insulator
From: Peter_Chadwick@mitel.com (Peter Chadwick)
Date: Fri, 18 Dec 1998 10:42:55 -0000

        >Eimac must take a lot of the blame for this. Their "typical"
operating
        >data for the 4CX250R claim 470W PEP output - but with 3rd order IMD
at
      >only -23dB, and 5th order at only -27dB. 


For the 250B, RCA claimed about 290 watts PEP from memory: that was without
circuit losses. 
Q problems (too much of it) at VHF/UHF are likely to be significant in
reducing overall efficiency


73

Peter G3RZP

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