Artifact Details Title DEC Loopback Test Plug Catalog Number X2251.2002AX Type Physical object Date c. 1986 Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Other number P/N H329, Rev A, ECO 001 Dimensions 1/4 x 2 1/4 x 2 in. Category Component: other Credit Gift of Arthur Iadonisi Lot Number X2251.2002A