One thing that is sometimes helpful is to walk the fence line at night. Often, the offending noise source can actually be seen as a visual spark between the wire and a ground source such as a weed. Lloyd Curry NA4D -- FAQ on WWW: http://www.contesting.com/topband.html Submissions: topband@contesting.com Administrative requests: topband-REQUEST@contesting.com Problems: owner-topband@contesting.com