![]() ![]() it Catches Many Eyes!Īll Pictures are Actual, You Receive what You See!Īll used Pictures do show the Actual Pilots Calculator they are heavily enlarged, like under an magnifying glass, they do not hide anything, please take an close look. Very Fine Calculator for a Collecting and for Carrying! This Calculator would make a Nice Gift for someone Special or a Collector. This unique Navigation estimator was kept till our time in good condition. In addition, the navigation estimator allows you to perform some other mathematical calculations, as well as marine and translate English miles to kilometers, feet - in meters, millimeters of mercury - in milibary, degrees to radians, and vice versa. determination of the values ?of the trigonometric functions, multiplication and division of numbers in the trigonometric functions of the angles. ![]() With navigational calculators the following tasks: calculation of drift angle, ground speed, course wind angle, flight path and the actual track angle by a known vector of the wind definition of wind on the famous corner of drift and ground speed, two walk-off corners and two ground speed determining distance traveled, speed and time of flight define the radius and time turn by a predetermined angle at a known speed and angle of heel recount the true speed of the instrument and the instrument in the true in the range 100-2500 km/h, determining the number M, corresponding to a given flight speed, and vice versa determining correction for the compressibility of air in the broad indications of the arrow pointers wind speed It recounts the true height of the instrument and the instrument in the range of true 100-25 000 m. Kalashnikov, is counting tool for performing navigational calculations in preparation for the flight and in-flight. I bring to your attention to this rare vintage USSR CCCP Soviet Aircraft Navigation estimator NRC-2, developed by M. Vintage '70s Soviet Military Calculator Device Flight Computer Aviation Navigator Hand Pilots Calculator Round Slide Rule NRK-2 with Original Papers & Case | Navigation Instrument
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