[Amps] Transistor amp's

Peter Frenning [OZ1PIF] oz1pif at privat.dk
Wed Apr 6 17:05:17 EDT 2005


I have in fact built a 500W 50MHz amp using 16xIRF410, they have about 15dB 
gain at 40V supply, and are relatively clean in AB1

Vy 73 de OZ1PIF, Peter

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Peter Frenning
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----- Original Message ----- 
From: "Philip de Cadenet" <phil at transmittersrus.com>
To: <amps at contesting.com>
Sent: Wednesday, April 06, 2005 6:38 PM
Subject: [Amps] Transistor amp's


> Bill,
>
> Those Harris modules use inexpensive switching FET's, probably IRF
> series.
>
> The problem is, you're not going to see much out of them on 10m!
>
> However, I do know someone using them on the FM broadcast band but not
> with little in the way of efficiency.
> -- 
> Philip de Cadenet G4ZOW
> Transmitters 'R' Us
> http://www.transmittersrus.com
>
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>
>
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