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Re: [Amps] New NXP BLF578XR 1200W LDMOS FET is "indestructible"

To: amps <amps@contesting.com>
Subject: Re: [Amps] New NXP BLF578XR 1200W LDMOS FET is "indestructible"
From: Ron Youvan <ka4inm@tampabay.rr.com>
Reply-to: ka4inm@tampabay.rr.com
Date: Fri, 22 Jul 2011 12:04:59 -0400
List-post: <amps@contesting.com">mailto:amps@contesting.com>
Pete N4ZR Smith wrote:

> I wonder why 10 MHz is the lower limit?

   I suspect the "device" is ordinary, it is the "built-in protective circuit" 
that protects it and 
has that low frequency limit.  (tiny torus core)  Reflected power reduces drive 
internally.
-- 
    Ron  KA4INM - Mistakes are often the stepping stones to utter failure.
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