On Thu, 03 Apr 2008 00:56:06 -0600, "Forrest Christian" said: > 3) Finally, are there any kits/plans available to build your own ... or > does someone have one they built which works? And perhaps related - > let's assume I build one, does anyone have an idea of the inductance > and/or DC resistance I would need to not pop the breaker and/or cause > glowing wire? Let's assume US 120V 60Hz. Get an old shaded pole motor and pull the moving parts off, it will work fine. Those are the types of motors used in bathroom exhaust fans. The trick is to stroke the tool on the demagnetizer, and the final pull off needs to be smooth. Re-reading that last sentence makes me think I might have a future writing porn :) Cheerful regards, Bob -- http://www.fastmail.fm - Send your email first class -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist