[Amps] 813 efficiency

[Carl]

I can just picture todays crop of hams changing tank coils (-;  It might 
improve the gene pool tho....

Carl
KM1H


----- Original Message ----- 
From: "peter chadwick" <g8on at fsmail.net>
To: <amps at contesting.com>
Sent: Friday, February 22, 2013 11:01 AM
Subject: Re: [Amps] 813 efficiency


>
> Another way is to abandon the pi network and run them in push-pull: this 
> was how quite high efficiencies were obtained on the higher bands 'in the 
> good old days' admittedly, in Class C. That wouldn't be difficult in GG, 
> either - you could use  transmission line transformers to get push pull 
> drive.
> 73
> Peter G3RZP
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