WinHeli is a small freeware tool that will help you perform common calculations done by radio controlled helicopter fliers.

Here are some key features of "WinHeli":
· Calculations include.
· Glow plug engine fuel ratio calculations.
· Gasser / Petrol / Benzine fuel ratio calcuations.
· Metric to US conversions of length, torque, volume and temperature.
· Gear calulations by head speed, engine speed and ratio.
· NiCad battery charging rates