The object has a green board surrounded by an aluminum board and a blue plastic connector. On one side there are five transistors, seven capacitors, and several resistors. Extending through the side of the frame there are two coaxial connectors with wires that attach to the connector. On the solder side there is a printed circuit with a grid lettered A-Z.
Date
1965 ca.
Manufacturer
Digital Equipment Corporation (DEC)
Identifying Numbers
Model number
1105 4105 6105 G
Printed on the solder side toward the insertion end
Other number
6105
Stamped into the face of the aluminum frame
Other number
M-2N28
Handwritten in blue on the face of the aluminum frame