Original poster: "Ryan Ries by way of Terry Fritz <twftesla-at-uswest-dot-net>" <spud-at-wf-dot-net> Thank you all for the insights. Computer programs say that I need to tap my primary on turn 5 or 6 to achieve resonance... I had it tapped at turn 15! :) As soon as the sun starts falling, I shall give it a test, and let you know how it goes. Ryan Ries