Coilers, I have three pics of a friend's conical secondary coil: http://www.geocities-dot-com/CapeCanaveral/Hangar/6160/deit.html Check it out! Apparently this idea has been around for a LOOONG time. Note - this coil is FAR from optimized. A fine winter project! -Bill ______________________________________________________ Get Your Private, Free Email at http://www.hotmail-dot-com