The "washers" or "spacers" are a holdover from older plates, and were used to insure the electrical strips didn't touch the metal. 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