Apollo CM Block I Prototype Electronic Display Assembly manufactured by Honeywell, 21.5 x 6 x 5.5, with an affixed parts label reading, “Electronic Display Assembly, NAA/S & ID Control No. ME901-0710-0021, Mfr Serial No. EM-1, Mfr Part No. FBG285A1, Contract No. M5J7XAZ-450012A, Mfr Date Sept. 1965.” The unit has a thick gray metal housing stenciled in red, “Non Flight, Do Not Apply Power,” with six connectors on the top and two ports on one end. Scattered marks, dings, and soiling, otherwise fine condition. As part of the Apollo Command Module Stabilization and Control System, this electronics assembly provided the interface between signal sources to be displayed (derived from the inertial navigation system) and the main display console crew reference displays to include the Flight Direction Attitude Indicators and Gimbal Position Indicators. Oversized.
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