Enjoy http://www.nmia.com/~vrbass/pop-pop/ My grandfather had one from years before I was born. We had a few inferior ones along the way. You can buy new ones now, made in India I think, at an amazingly low prices= / http://www.nmia.com/~vrbass/pop-pop/ Thought: Be it ever so inefficient: 1. I wonder how much electrical power you could make with something like this. 2. I wonder how efficient "... ever so inefficient ..." is. Russell --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .