Calculators

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Martindale's Calculators On-Line Center   

More calculators than you will ever need, in all kinds of different fields. Those of particular interest may be listed in the subcategories.

Servo torque calculator   

Calculates servo torque, given the model's speed and control surface dimensions and throw.

Scale Calculator   

Enter the real object size and the scale you are building at, and calculate the scale size.

Online Conversion - Convert just about anything to anything else   

Lots of useful conversions here.

EngNet - Metric Conversion Chart   

Just about any engineering unit conversion found here...

Onine conversion of weights and measures, metric conversion.   

Here you can easily perform online conversions (e.g. metric conversions) for many measurement systems both commonly used like metric and U.S. Avoirdupois and quite exotic like Ancient Greek and Roman.

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