[Boatanchors] Suppressor grid modulation

Carl km1h at jeremy.mv.com
Wed Jan 27 16:30:28 EST 2010


There were several 6 & 2M controlled carrier screen modulated rigs that 
worked well.

Carl
KM1H


----- Original Message ----- 
From: "Jim Haynes" <jhhaynes at earthlink.net>
To: <boatanchors at mailman.qth.net>
Sent: Wednesday, January 27, 2010 1:06 PM
Subject: Re: [Boatanchors] Suppressor grid modulation


>
> Now that that question has been satisfactorily answered...
>
> Can someone explain why screen grid modulation is limited to fairly
> low frequencies?  I was once involved in a project of transmitting a
> fairly fast digital waveform at VHF.  Thought I could do it by screen
> modulating an existing transmitter, but it turns out that the waveform
> was too fast for that to work - as I later learned by reading in
> some book that screen modulation is frequency limited.
>
> Jim W6JVE
>
>
>
> jhhaynes at earthlink dot net
>
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