This is a B168 module with a light green board and a blue plastic extraction handle, attached by two rivets. "FLIP CHIP" is visible between the rivets. The component side is marked with three inspection stamps, two round and one triangular. The fully visible round stamp reads, "AMT-2 WM-2 TEST". "UCP" is printed in red four times.
Date
1966 ca.
Manufacturer
Digital Equipment Corporation (DEC)
Place Manufactured
Maynard, Mass.
Identifying Numbers
Model number
B168
Stamped in white on extraction handle face
Other number
131B
Stamped on reverse of handle between manufacturer's name and place made