Rick Karlquist N6RK will probably weigh in with practical experience with these
parts in your application, but what about transformers from MiniCircuits?
T4-1, T5-1, all the way up to T16-1 or something like that?
You'll have to package them.
-----Original Message-----
>From: K1TTT <K1TTT@ARRL.NET>
>Sent: Jan 5, 2008 10:02 AM
>To: reflector cq-contest <CQ-Contest@Contesting.COM>, antennas@qth.net,
>reflector -tower <towertalk@contesting.com>, YCCC <yccc@yccc.org>
>Subject: [TowerTalk] beverage transformers?
>
>Ok, has anyone done comparisons between the various 2 wire beverage
>transformers?? My old homebrew ones are starting to show their age. These
>are for the original on4un design with wires spaced about 10-12" apart 8'
>above ground. I need to have both receive directions available all the
>time, so no switching needed.
>
>I have found 3 sources so far:
>http://www.dxengineering.com/Products.asp?ID=107&SecID=32&DeptID=12
>which seems to have the nicest looking boxes, all metal, with nice terminals
>and wingnuts... but has some kind of powered switching to use one feedline
>if you don't want 2 that would be a waste for me. 75 ohm F connectors.
>
>http://www.qsl.net/k1fz/
>in plastic boxes. apparently customized to the wire height and spacing you
>have. 50 ohm so-239 outputs.
>
>http://www.radiobooks.com/products/sv2bevsys.htm
>also plastic boxes but potted in polyurethane? Designed for ladder line,
>zip cord, or twisted pair. 75 ohm F connectors.
>
>Are there others I have missed?? Any comparisons or observations on them??
>
>
>
>
>
>
>David Robbins K1TTT
>e-mail: mailto:k1ttt@arrl.net
>web: http://www.k1ttt.net
>AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
>
>
>
>
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