The board is surrounded by an aluminum frame and a blue plastic connector. There are neatly arranged components on one side, and on the other side "DEC CONVERTER 4656 A" is etched in solder.
Date
1965 ca.
Manufacturer
Digital Equipment Corporation (DEC)
Place Manufactured
Maynard, Mass.
Identifying Numbers
Model number
4656 A
Etched in solder near the insertion end of the board