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
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
--
+++ GMX - die erste Adresse für Mail, Message, More +++
1 GB Mailbox bereits in GMX FreeMail http://www.gmx.net/de/go/mail
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|