Radio Compass Indicator, for Link Trainer Type C-3, Air Corps US Army Allison stop and flyback of second

stop and flyback of second and minute hands does not disturb time of day

The US Navy anchor symbol is stamped on the rear of the instrument

The numerical digits along the perimeter of the dial indicate RPM in 000's

Russian cruise control

spaced equally on either side of the N and S markings

Radio Compass Indicator, for Link Trainer Type C-3, Air Corps US Army Allison stop and flyback of secondThis Radio Compass Indicator is labeled for use in the WWII era Air Corps US Army's C 3 Link Trainer. Similar to other radio compass indicators used in actual aircraft, the indicator would indicate to the pilot in training simulated directional signals received from ground transmitters by the loop antenna, allowing for course adjustments left or right. The indicator is in exceptional condition for its pre 1943 age (the year the Air Corps US Army