Made from waterproof plastic material, Built-in scale, more lighter, smaller, less prone to break easy rotating parts, patented in USA.
Micro Pocket Size, More lighter, smaller, less prone to break, easy to use one-handed, quicker and do not require electrical power.
CYA E6B-R2 includes compute time, speed, distance, altitude, true airspeed, and density altitude problems. It's perfect for flight training.
Standard version 4-1/4″ diameter, the original standard issue circular slide rule for pilots. Solid construction with performance and durability, essential equipment for anybody sitting flight crew exams.
Whether you are solving wind triangle problems, polar grid navigation or pressure pattern flying, it will prove its usefulness and versatility constantly.