NASA Countdown clock measuring 19 x 18.5 x 7.25. This digital countdown clock is a stack of two separate digital readouts, the first of which is labeled "Countdown 1" with display panels for mission, minutes, and seconds; and the second readout, labeled "Countdown 2" with displays for hours, minutes, and seconds. A partial label on front reads: "Property of USAF PAN/AM/ASD 08(606)-68C-0040." Handwritten on the side in black marker is: "8158-7323 3/6 4/6." There are six pin-type connectors on the rear that would connect to communication cables. In fine overall condition, with expected wear. RRAuction COA.
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