>People can't "hear" the distortion of a class C amp on frequency unless it is
>terribly bad. <
That's very true. I was told that the earliest RAF WW2 airborne VHF
transceivers used a Class C grid leak biased PA with modulation on the driver
stage. The distortion was considered 'acceptable'. Now, to me, all aircraft
comms sound distorted anyway, so they probably wouldn't notice......
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