Artifact Details Title Flip Chip B312 module Catalog Number 102668789 Type Physical object Description "VARIABLE DELAY LINE B312 B" is etched on the solder side near the handle. One round black inspection stamp and two red round stamps on the component side. A large black module on the component side has printed "ESC TRIMLINE 73-63" on it. Date 1966 ca. Manufacturer Digital Equipment Corporation (DEC) Place Manufactured Maynard, Mass. Identifying Numbers Other number B312 Stamped on handle Dimensions overall: 1/2 in x 2 3/8 in x 5 1/2 in Category Component/module Collection Title SAP Collection Credit SAP Collection, Computer History Museum Lot Number X3709.2007