Artifact Details

Title

SAGE logic module

Catalog Number

102731891

Type

Physical object

Date

ca. Nov 1958

Manufacturer

International Business Machines (IBM)

Identifying Numbers

Other number 000043 Stamped on the chassis.
Other number 3087583 Stamped on the chassis.
Other number 87583 Handwritten in black pen on the side of the chassis.

Dimensions

overall: 3 in x 18 in x 16 3/8 in

Description

The object is a module with nine sockets five contain vacuum tubes of varying size. Two of the sockets are filled with potentiometers labeled, "INCR OUT > INH CUR". One of the potentiometers is labeled "7" and the other is labeled "1". All the tubes are framed by a metal handle. In the chassis there are seven phenol circuit boards. The boards are wired to male connectors at the bottom of the chassis. Also printed on the chassis are two inspection stamps reading "K IBM" followed by a number. There are two stickers on the front of the handle, one is red and one is black with a dot in the center.

Category

Component/vacuum tube

Credit

Gift of the Digital Equipment Corporation

Lot Number

X115.82