This handy software CD automates the many formulas in AC 43.13. No more chart look-ups, formulas or manual calculations are needed. Just enter your numbers in the custom computer worksheets and get the results in seconds.

Need a wire size? – Get the right answer in 2 minutes rather than fiddling with 43.13 charts and algebra for an hour.

Need to build or replace a wire harness? – figure it out to all derating specs in nothing flat. Just plug in the amps and length and let the computer analyze it.

Measure tension on control cables and bracing wires with a shop-made torque wrench adapter and get the values from the worksheet.

Make easy Weight and Balance changes including ballast and weight shift calculations. Plot, display and print CG line charts with any CG points

Check CG envelope for any multiple-slope CG profile to within 0.1 pounds and a tenth of an inch in seconds.