[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]

Re: RE: 2m to 10m to 70cm converters

----- Original Message ----- 
From: "Ed Krome (K9EK)" <K9EK@compuserve.com>
To: "William Leijenaar" <pe1rah@yahoo.com>
Cc: "Ed Krome (K9EK)" <71611.76@compuserve.com>; <amsat-bb@amsat.org>
Sent: Sunday, June 05, 2005 5:53 PM
Subject: RE: RE: [amsat-bb] 2m to 10m to 70cm converters

> Message text written by William Leijenaar
> >
> Hi AMSATs,
> Thanks for the information.
> I see that 2m downconverters are not a big problem.
> The biggest problem is only to get from HF on 70cm
> uplink.
> These upconverters from 28MHz to 435MHz are very rare
> and the once that are available are pretty expensive.
> The "DEM 432-28" from DownEast Microwave is the only
> interresting what I found.
> Many thanks for the information,
> 73 William
> --------------
> FWIW: if anyone is interested in building their own,
> I can email my 1991 QST article on a 10M to 70cm transverter.
> Easy enough to build and tune without test gear. One
> could build the transmit and LO sections only for U uplink.
> It's in 3 .zipped pdf, each less than 1 Mb because I have
>  had trouble sending the whole thing to some mailboxes.
> If you can take a 6Mb file, that's easier.
> 73,
> Ed K9EK (ex KA9LNV)

Hi Ed, K9EK

I duplicated only the LO and the converter section of it and actually
it works great !

73" de

i8CVS Domenico 
Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
Not an AMSAT member? Join now to support the amateur satellite program!
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org