The object is an IBM Personal Computer AT 512K Memory Expansion Option. The unit is meant to be mounted in an expansion slot of an IBM Personal Computer AT. Besides the integrated circuits, capacitors, and resistors, the unit has 2 dip switches, labeled "BANK0" and "BANK1". The mounting bracket is on the right side of the unit.
Manufacturer
IBM Corp.
Place Manufactured
USA
Identifying Numbers
Other number
000008422
Printed on a barcode sticker on the component side
