Apollo Command Module (Block II) VHF Triplexer, measuring approximately 4.5″ x 5″ x 3″, with the manufacturer's label on the body: "VHF Triplexer Equipment, NAA S&ID PN ME 456-0040-0003…Contract No. NAS 9-150, Date of Mfr Jan 31 1969, Collins Radio Co. PN 514-0031-003, Mfd by Rantec Corp. for the Apollo Spacecraft, Serial No. 072208010025." The unit is designed to be connected the single VHF radio to three corresponding antennas installed on the spacecraft.
From The Peter Gerry Collection.
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