Artifact Details Title Printed circuit board Catalog Number 102673181 Type Physical object Description "FOR USE WITH 8080" written on masking tape on top of card. "REAL TIME CLOCK / INTERRUPT" written on masking tape on bottom of card. Manufacturer on side of card is indecipherable. "PO BOX 3009 BOULDER COLORADO 80307" is etched on the side board. Manufacturer GCT Inc. Identifying Numbers Other number 300 0014 Etched on the circuit board. Dimensions overall: 5/8 in x 12 in x 5 3/8 in Category Component/circuit board Credit Gift of Charles H. Mackey Lot Number X3370.2006
