Anyone have a cross reference for "Y" numbered Eimac tubes or know where one might be on the Web????? Thanks Art KB7WW -- FAQ on WWW: http://www.contesting.com/ampsfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: http://www.contesting.com/km9p/search.htm