Flight Computer, True Air Speed AC Type G-I Ki-45 Nick turns the card when caged

turns the card when caged

The rubber boots over the triggers have deteriorated with age

for example by change of wind direction or surprise enemy action

it is marked for the Inboard fuel tank

continued again after the war when the vast majority of aircraft were

Flight Computer, True Air Speed AC Type G-I Ki-45 Nick turns the card when cagedThis is a WWII era True Air Speed Computer used by US Army Air Force and Navy aircrew to determine true airspeed for navigation and bombing runs. The order number prefix 42 indicates the year 1942. Made of either stiff plastic or Bakelite, and measuring ~8 inches diameter. In very good condition given its age.