Rich says: >No. The two anode-circuit resonances have nothing to do with the >self-resonance of Lsup. What two anode-circuit resonances? I'm still not following. 73 Peter G3RZP -- 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