Tools & Calculators

ASK Arron:
This is one of the best list of FAQ’s around:

Electrical Calculators:

Materials Weight Calculators:  <— This has many other calculators.

Combat Robotics Tools
Torque / Amp-Hour Calculator, Tap and Drill Chart, Chain / Sprocket Calculators, Tank Drive setup DX6i, Lipo Wiring.

Simple Metric Conversions Tools ( Inches to Milimeters and others)