Binary to octal decoder 1151 4151 4153 J System Building Block
Digital Equipment Corporation (DEC)
1151 4151 4153 J
Etched on solder side
Engraved on end of frame
Etched on side of frame
overall: 1/2 in x 7 in x 4 1/2 in
There is a spot of blue spray paint on the solder side. One one side of the frame is a green tape label that reads "QC APPROVED BY (indecipherable initials) DATE 9-16-63." On the other side is a red Dymo label reading "MODEL 6151 9/16/63."