Artifact Details Title Cap Diode Inverter 4129- F System Building Block Catalog Number 102688260 Type Physical object Description "QC APPROVED BY DATE DIGITAL EQUIPMENT CORPORATION" is printed on a green label attached to the side of the board. "MODEL 4129 5/17/63" is printed on a red dynamo label attached to the opposite side of the board. Date 1965 ca. Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Model number 4129- F Part number 4129 Serial number 0228691 Dimensions overall: 1/2 in x 7 in x 4 1/2 in Category Component/module