----- Original Message -----
From: "Bill, W6WRT" <dezrat1242@yahoo.com>
To: <amps@contesting.com>
Sent: Friday, September 24, 2010 9:09 AM
Subject: Re: [Amps] Pulse tuning
> On Fri, 24 Sep 2010 02:02:23 -0700, "Jim Thomson" <jim.thom@telus.net>
> wrote:
>
>>
>>## Why do digital modes require class A ? Bill tells us the amp does
>>not
>>have to be linear for RTTY, and that class C is just fine. That assumes
>>you are using FSK, and not AFSK.
>
>>From the amp's point of view there is no difference between FSK and
> AFSK. Use any class you want on either.
>
>>I have zero experience with digital modes.
Going back to my ancient Navy days we ran FSK and AFSK with Class C
transmitters and AB1 later when we got SSB gear for HF.
Carl
KM1H
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