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[TowerTalk] a shortwave antenna with a steerable horizontal pattern

To: <towertalk@contesting.com>
Subject: [TowerTalk] a shortwave antenna with a steerable horizontal pattern
From: <wghsend@sohu.com>
Date: Mon, 30 Aug 2004 00:10:42 +0800 (CST)
List-post: <mailto:towertalk@contesting.com>
Ladies and Gents,
  i want to design a shortwave antenna with a steerable horizontal pattern, i 
cann't obtain any information for this project. i want to use electrically 
steerable phase shifter and four linear array to relaize it,do you think it is 
possible? if can ,where i can find some advice about electrically steerable 
phase shifter.Analog phase shifters and Digital phase shifters,which one is 
better for my project? Please e-mail me direct.
 
Wang
wghsend@sohu.com
 


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