amps-request@contesting.com wrote:
>
> I was reading the Bill Orr handbook and on his section about amplifiers he
> says.....A properly designed grounded grid amplifier should produce 2 to 2.5
> times the plate dissapation of the tube in output. He did not put any
> limitations on the statement as to IMD or anything like that. He did not
> say if
> the tubes ratings would be surpassed (I am sure they would), but I think
> what
> he was saying is that the tube should continue to make power to 2 to 2.5
> times
> it's dissapation before it would not make any more power and flatten out.
Bill Orr's writings go back a long time. Does the article in question
say what class of operation he is talking about? Up until the mid to
late '50s, Class C designs were common, and they are higher efficiency
than Class AB. Class C was fine for CW or RTTY, but unusable for SSB.
73,
John, K9MM
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