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[AMPS] interesting SS amps

To: <amps@contesting.com>
Subject: [AMPS] interesting SS amps
From: rfamps@ic24.net (Steve Thompson)
Date: Thu, 17 Feb 2000 10:42:47 -0800
>My engineer has nearly completed one of Fritz Raab's class-E PA's with a
>pair of 5 dollar (IRFP450) FET's.
>
>100v rail, 92% efficient, 750w out (albeit only on 160m) and runs stone
>cold. This together with a class-S AM modulator, own design.
>
>Shame this probably couldn't go into ham production. It's far to twitchy
>to tune.
>
>Phil  G4ZOW


What does it do into 3:1 all phases? With such a big FET you might get away
with it, but I'd wear safety specs to stop bits of exploding package going
in my eyes :-)

Steve



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