[amsat-bb] Re: Duplexer for Sats

Ben Jackson bbj at innismir.net
Mon Sep 22 09:03:09 PDT 2008


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Stephen Atkins wrote:
> Hello everyone.  I've worked AO-51 a few times so I'm not a total
> newbie.  Just joined the list here to ask about building my own duplexer
> for working the sats.  Awhile ago I found a page that described how to
> build one using a pencil to wind the inductors.  It was a really small
> duplexer using RG-174 and SMC connectors.  Does anyone know where I
> might find this web page?  Or have instructions for building a duplexer?

If you feel comfortable with your soldering skills, perhaps you may want
to check out these:

http://www.k0lee.com/duplexer.htm

Small, well designed, and they work. A friend and I used them on a
homebrew Arrow clone we made with moderate success. (The issues we had
may or may not be the fault of the diplexer)


- --
Ben Jackson - N1WBV - New Bedford, MA
bbj <at> innismir.net - http://www.innismir.net/
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