Sold For $275
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An early, circa 1974 Space Shuttle Multiplexer/Demultiplexer Circuit Card, measuring 7 x 8.5, with top bracket labeled as "Microdot, B46 B47," and lower portion with parts numbers: "11240-507-1, SN A011Y"; crystals on reverse of card marked "Spectrum Technology Inc." and "Beckman," with upper portion of card identified as "11242-507-1." In fine condition.
