Diode 1111 4111 F System Building Block
Digital Equipment Corporation (DEC)
||1111 4111 F
||Stamped in yellow paint on the frame
overall: 1/2 in x 7 in x 4 1/2 in
"8056 U.S.A." is stamped in yellow paint over the part number and on the side of the frame. There is a tape label that reads "check OK" on the PCB.