70 nanosecond P.A.2.5 MC S1609F system building block
Digital Equipment Corporation (DEC)
Printed in solder near the insertion end
Stamped into the face of the aluminum frame
Stamped into the side of the aluminum frame
overall: 1/4 in x 4 1/2 in x 7 in
The object consists of a green board surrounded by an aluminum frame and a blue plastic connector. On one side there are several components including two large resistors in the extraction end corner. There are also other resistors, transistors, and capacitors of various sizes neatly arranged around the board. There are three light inspection stamps in the corner of the board. And the manufacturer's mark "neLco" is molded into the fiberglass. There is a lettered grid A-Z on the solder side.