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RE: Micro - Duplexer



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David,
For the Arrow Micro duplexer, please refer to Nov / Dec 1997 Amsat
Journal Pages 12-13.
It is entitled "KI0AG Micro-Duplexer" by Chuck Duey, KI0AG and has
everything you need to know about what is inside the Arrow Antenna's
handle, and how to build the Micro-Duplexer.
While you are searching for the back issue, here is the parts list:
Parts List  : 
2     4.7 pF 5%  50V NPO 1206 or 0805 size
1     3.0 pF 5%  50V NPO 1206 or 0805 size
2     18 pF  5%  50V NPO 1206 or 0805 size
2     15 nH 5%  650 mA  1008 size
2     68 nH 5%  650 mA  1008 or 1210 size
1   100 nH 5%  650 mA  1008 or 1210 size

Hope this helps you out.
Regards,
Danny VA3JDH 


Date: Sat, 2 Oct 1999 20:42:09 +0100
From: "David Houlden" <dave@g1ocn.freeserve.co.uk>
Subject: [amsat-bb] Arrow di-plexer information please ?

Please could someone tell me the coil winding information
for the Arrow Antenna di-plexer ?

I need the diameter of the wire for each coil and the spacing.

T.I.A.

David Houlden. G1OCN


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