Could be any number of things, but I'll put my bet on unknown loss in the old balun. Assuming you did not replace any coax connectors, ect. 73 Ed -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative requests: towertalk-REQUEST@contesting.com Problems: owner-towertalk@contesting.com Search: http://www.contesting.com/km9p/search.htm