Digital to analog board for PDP-11
Digital Equipment Corporation (DEC)
||705 stamped on metal frame
||A6001 5012107C etched on solder side
||AAV-11A stamped on box end
||CM-255 gummed label on component side
1/2 x 10 1/2 x 9 in.
Object is a circuit card, also two sheets of stiff insulating paper and an invoice dated 2/21/77, all packed in original cardboard box.