Anybody know if an older FT 900 can be upgraded with the Collins mechanical filters? Thanks, 73 Tom, NM1Q (tomf@neca.com) -- FAQ on WWW: http://www.contesting.com/yaesufaq.html Submissions: yaesu@contesting.com Administrative requests: yaesu-REQUEST@contesting.com Problems: ke7gh@contesting.com Sponsored by: Akorn Access, Inc & KM9P