View single post by Dr. Heinz Doofenshmirtz
 Posted: Nov 15th, 2014 04:05 PM
PM Quote Reply Full Topic
Dr. Heinz Doofenshmirtz



Joined: Nov 17th, 2013
Location: Liberty, Missouri USA
Posts: 300
Status: 
Offline
Do they have to be electromagnets, or could you use neodymium rare earth magnets?