Pooleys Aviat 617 with A-B scale
Pooleys Aviat 617 with mit A-B scale - for speed ranges of 60-350 (A) and 100-500 (B) in kn, km/h, mph - is a complex aviation calculator to solve nearly all exercises like wind triangle, conversions, fuel use, side- and longitudinal wind components, and much more.
On the backside you will find a turnable wind arrow with graduations.
Delivery includes: Pooleys Aviat 617 with AB scale, plastic case, instruction manual.