Original poster: "Jeff W. Parisse by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jparisse-at-teslacoil-dot-com> Ted, > How do you weatherproof a coil? Plexiglas telephone booth? > If it's not giving up a trade secret, I for one, would like to know. Mostly material science... expensive R&D... and a drain hole on the toriod. ;-) Jeff