OK, enlighten me. What is the difference between 'mica' and 'ruby mica' as materials?? 73 Peter G3TZP -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: http://www.contesting.com/km9p/search.htm