Artifact Details Title DEC Loopback Test Plug Catalog Number X2251.2002BE Type Physical object Date c. 1986 Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Other number P/N 70-21499.01, Rev: A1 Dimensions 1/8 x 1 1/8 x 1 1/2 in. Category Test Equipment Credit Gift of Arthur Iadonisi Lot Number X2251.2002B