Printed in red at the top of the extraction bracket
Printed on a sticker on the solder side
overall: 1/2 in x 16 1/4 in x 8 3/4 in
DEC PDP-11 magnetic core memory board. "16K x 20 STACK" is etched on the solder side. Some of the ICs have a DEC part number, but are manufactured by other vendors. Board plugs into a DEC MJ11 memory cabinet (via the MJ-11A backplane). Used on DEC PDP-11/70 among other models.