Artifact Details


SAGE logic module

Catalog Number



Physical object


nov 1956


International Business Machines (IBM)

Identifying Numbers

Other number 3087009 000425 Stamped on top center of frame in black ink
Other number 6018 6019 Written on white circular label on left inside of handle
Other number D 3087009 000425 Printed on first line of paper label on front of handle
Other number XD B02 P D Printed on second line of paper label on front of handle


overall: 2 7/8 in x 18 in x 16 1/2 in


The object is a module with seven (7) tube socket positions and all but positions 1 and 2 are populated; the other positions are blocked off.
The middle tube is large, the rest are small.
The sockets are framed by a metal handle.
Below the sockets is a chassis holding eleven PC boards with passive components, two of which have only a single wire-wound power resistors.
The PC boards are connected to three male parallelogram shaped connectors at the rear.
There are two inspection stamps on the top center of the frame.


Component/vacuum tube


Gift of the Digital Equipment Corporation

Lot Number


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