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Re: [Amps] Solid state amps

To: amps@contesting.com
Subject: Re: [Amps] Solid state amps
From: "Winfried Kriegl" <dk9ip@gmx.de>
Date: Fri, 7 Jan 2005 17:55:18 +0100 (MET)
List-post: <mailto:amps@contesting.com>
Look at  http://dk9ip.ba-karlsruhe.de/pdf/mosfetpa
for the Granberg article with 2 x MRF154. The file name is 
AR347300Sharp.pdf

73 Win DK9IP/KH7CD

> Is  somebody with the ARRL-view CD-ROM for the period, willing to share 
> these articles with the rest of us?
> 
> I need them badly as we (our club OZ6FRS) are working on a very similar 
> project, using low-cost switching MOSFETs (4x8 giving 1KW+, basic 250W 
> module is up and running, now working on filters, splitter, combiner and 
> switching and protection circuitry)
> 
> Vy 73 de OZ1PIF, Peter
> 
> **********  OZ1PIF **************
> email: oz1pif(no-spam-filler)@privat.dk
> http://home24.inet.tele.dk/oz1pif/
> Ph. +45 4619 3239
> Snailmail:
> Peter Frenning
> Ternevej 23
> DK-4130 Viby Sj.
> Denmark
> ***********************************
> ----- Original Message ----- 
> From: "Steve Thompson" <g8gsq@ic24.net>
> To: <amps@contesting.com>
> Sent: Friday, January 07, 2005 3:38 PM
> Subject: [Amps] Solid state amps
> 
> 
> > An article that might be of interest to any prospective builders:
> >
> > By Helge Granberg, published in QST dec '82 and Jan '83. 'Mosfet RF
> Power: 
> > An
> > Update'.
> >
> > As far as I know, the designs in the article didn't get published as
> > application notes. The amp uses eight modules, each with 2 x MRF150 to 
> > give
> > 1600-1800W output. Of particular interest might be the designs for 
> > harmonic
> > filters and control/protection circuits.
> >
> > I have a poor quality photocopy which I can make available if no-one can
> > come
> > up with something better from the archives.
> >
> > Steve
> > _______________________________________________
> > Amps mailing list
> > Amps@contesting.com
> > http://lists.contesting.com/mailman/listinfo/amps
> > 
> 
> 
> _______________________________________________
> Amps mailing list
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> 

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