View Single Post
Old 18th August 2006, 17:18   #80 (permalink)
Pottsy
Administrator
Civinfo master
 
Pottsy's Avatar
 
Join Date: 10th April 2006
Location: Leics ENGLAND
Posts: 5,930
Thanks: 26
Thanked 242 Times in 129 Posts
iTrader: (0)
When the positive of a preferably nearly flat 1.5v volt battery is very quickly applied to the positive connection on a speaker (by wizzing the wire for a fraction of a second on the speaker terminal), the cone will move outwards.

HTH
Pottsy is offline   Reply With Quote