[Antennas] R7000 repair question

[DW Holtman]

Mr. Lee,

Try this link. I think the R-7 is very similar in construction at the 
R-7000.

http://www.qsl.net/ei7ba/r7_vertical.htm

Best,
DW Holtman
WB7SSN
----- Original Message ----- 
From: "Yong Surk Lee/HL1FB" <yonglee at yonsei.ac.kr>
To: <Antennas at mailman.qth.net>
Sent: Saturday, January 05, 2008 10:14 PM
Subject: [Antennas] R7000 repair question


>I am trying to repair a Cushcraft R7000.
> It shows high SWR on all bands.
> What could be the problem?
> I suspect the CT1 trap which is located at the bottom.
> I guess there is a parallel resonant circuit
> in the CT1. What is the resonant frequency?
> And what are CT2 and CT3 resonant frequencies?
>
> Could someone give me ideas?
> de WW6N/HL1FB


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