[TowerTalk] Cushcraft XM-240 problem

john at kk9a.com john at kk9a.com
Sat Oct 10 22:23:21 EDT 2015


I'm curious, is this a new antenna?

John KK9A

o:	<towertalk at contesting.com>
Subject:	[TowerTalk] Cushcraft XM-240 problem
From:	"Steve Baughn" <baughn at centurylink.net>
Date:	Wed, 7 Oct 2015 14:11:51 -0400

I just installed an XM-240 10' above a HyGain TH-11 and 3' under a Diamond
X-50 
2m vertical. This is all on top of a 71' tower. I cannot get a dip anywhere
in 
the 40 meter band. We did not have a chance to check the antenna when we put
it 
up as it was getting dark. I have replaced the balun although the old one 
checked ok. I have checked the feedlines which show good. I am in the
process 
of going back and checking the element lengths again just to be sure. I
checked 
the coils for continuity and a low resistance of a couple ohms. I recall 
reading awhile back where some had problems with the screw holding the coil 
ends. I think the separation I have between antennas should be ok to avoid
any 
interaction. I have a lift for the day so am trying to troubleshoot this. 
Thanks for any suggestions.

73,
Steve, WD8NPL



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