Wind a choke (8-10 turns 6-8" in dia.) out of coax. Better than either balun. 73 Joe WD5FHG -- 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