Luftwaffe Dreieckrechner DR 2 Flight Computer Fl.23825 1942 Short Stirling The toggles flip perfectly

The toggles flip perfectly

The periscope of the sextant would be inserted through a shutter mount in the top of the cabin to obtain a reading

with the small "V" pointed toward the front of the airplane

The face is embossed BU AERO US NAVY (i

it is similar in appearance to the altimeter used in the fighters MiG 27

Luftwaffe Dreieckrechner DR 2 Flight Computer Fl.23825 1942 Short Stirling The toggles flip perfectlyThis is an authentic Dreieckrechner Flight Computer, Model DR2, Fl. 23825 as used by pilots and navigators of the German Luftwaffe during WWII. It is essentially a two sided slide rule. Side one is used to correct the course of flight due to wind direction: by setting the black arrow to the desired course and rotating the white inner dial to the wind direction in black, then correcting the course by turning the aircraft to the corresponding red angle.