ASA, E6-B, Circular Flight Computer, p/n ASA-E6B-CIRC

ASA's E6-B Flight Computers,  High quality, easy-to-read circular flight planning computer for performing flight calculations. Vinyl case and instruction booklet included. The E6B Circular Flight Computer combines high-quality construction with easy-to-read lettering to deliver the most efficient, accurate, and convenient manual flight computer available. Perform multiple calculations ranging from basic arithmetic and flight planning problems to complex in-flight computations. The calculator side of the computer uses conventional slide rule procedures to solve for multiplication, division, and unit conversion and employs scales for performing time, speed, distance, rate, fuel consumption, altitude, airspeed, air temperature, and pressure pattern calculations.  The wind side of the computer provides a graphic method of solving problems and displaying the answers in a useful form. Use the wind side for simple addition and subtraction problems and also to solve for true wind, winds in fl