Artifact Details Title Memory Bus Control S 1664 J module Catalog Number 102629835 Type Physical object Date ca. 12/65 Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Model number S 1664 J Etched on the solder side Other number 1664 Stamped into the side of the metal frame Serial number 0268709 Stamped into the side of the aluminum frame Dimensions overall: 1/2 in x 1/2 in x 14 1/4 in Description There is a printed circuit board with transistors and other components surrounded by an aluminum frame and four blue plastic connectors (two female and one end and two male at the other). It is a combination of hand soldered and wave soldered. Category Component/module