The object has a green board surrounded by an aluminum frame and a blue plastic connector. On one side there are several components consisting of transistors, resistors, capacitors, and two potentiometers.
Date
1963 ca.
Manufacturer
Digital Equipment Corporation (DEC)
Place Manufactured
Maynard, Mass.
Identifying Numbers
Model number
1571D
Printed in solder near the insertion end
Other number
1571
Stamped into the face of the metal frame
Serial number
0161090
Stamped into the side of the metal frame near the extraction end