Calculating pulley sizes
 Posted: Tue May 02, 2006 5:05 pm
Posted: Tue May 02, 2006 5:05 pmNot exactly open source but I use this now an again around the shop:
http://www.owwm.com/Math/ArborRPM.asp
http://www.csgnetwork.com/pulleybeltcalc.html
			http://www.owwm.com/Math/ArborRPM.asp
http://www.csgnetwork.com/pulleybeltcalc.html