What's the TUNE variable capacitor value in Heathkit SB-1000 amp ( I beleive is the same as Ameritron AL-80 amp ) ? 73 de Morel, 4X1AD -- 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