Gear Calculator 18.104.22.168
This is a simple gear ratio calculator app, based on a few LEGO parts.
Available gears: worm gear and gears with 8, 12, 16, 20, 24, 36, 40 teeth.
Available motors: NXT, PF M, PF L, PF XL, Classic 9V, 71427, Micromotor.
*Added Micromotor and 71427
*RPM is now calculated when a motor is selected, based on the motors no-load RPM at 9V
Source for the motors' torque and rpm data was: