Russian Air Force Board Clock

reference AYC-1, c. 1985
Case: metal, partly anodised, two heating connection clamps, diameter c. 85 mm
Movement: manual winding, 5 days lever movement, 25 stones
Dial: black, luminous Arabic numerals, 12-hour and 60-minute index, stop function, central second
Accessories: wooden box, c. 10.5 x 10.8 x 12 cm
The AYC-1 board clocks were mainly used in the MIG fighter planes of the Russian Air Force. They have two separate stopwatches. The dial imprint "B" means that the hour numerals and hands glow in ultraviolet light.
Specialist: Günter Eichberger