Artifact Details Title Pulsed Bus Transceiver circuit board Catalog Number 102681382 Type Physical object Description Printed on board is "PULSED BUS TRANSCEIVER 1665D." Printed on tag that was removed is "50000006, $10.95." Handwritten in pencil on bottom left corner is "DROP Read." Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Model number 1665 Stamped on right front edge on metal frame Model number 1665D Etched on right bottom edge Other number 0266214 Stamped on left front edge on metal frame Dimensions overall: 1/2 in x 9 1/2 in x 14 in Category Component/circuit board