---------- Forwarded message ---------- Date: Tue, 31 Mar 1998 19:10:26 EST From: ESchulz531 <ESchulz531-at-aol-dot-com> To: tesla-at-pupman-dot-com Subject: Maximum Inductance The equation I left off with last time was right I just didn't reduce it fully. Sorry... The equation for maximum inductance of a cylinder coil is r = b * 9 / 5