[Amps] AM On a linear

[Gary Schafer]

But if the amp is driven into class C as it would need to be in order to
plate modulate it wouldn't the same thing exist most of the time that the
tube was in cutoff?

73
Gary  K4FMX

> -----Original Message-----
> From: amps-bounces at contesting.com [mailto:amps-bounces at contesting.com] On
> Behalf Of Bill L. Fuqua
> Sent: Wednesday, November 08, 2006 8:17 PM
> To: edk0kl at centurytel.net
> Cc: amps at contesting.com
> Subject: Re: [Amps] AM On a linear
> 
> All of you are overlooking the fact that during the negative swing of the
> modulator when the plate voltage is near zero  just about all the power
> will actually go to the grid. The same reason why you should not drive the
> tube with out the B+ on. You will possibly fry the grid if you don't
> modulate the driver too.
> 
> 73
> Bill wa4lav
> 
> -----Original Message-----
> From: "Edwin Karl" <edk0kl at centurytel.net>
> To: <amps at contesting.com>
> Date: Wed, 8 Nov 2006 19:31:58 -0600
> Subject: [Amps] AM On a linear
> 
> We are overlloking the feed through RF from the grounded grid
> configuration.
>  A portion of the driving RF will always appear in the output, thus you
> can never "pinch off" the carrier and get 100% modulation.
> 
> ed K0KL
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