Artifact Details

Title

SAGE logic module

Catalog Number

102731952

Type

Physical object

Date

circa January 1958

Manufacturer

International Business Machines (IBM)

Identifying Numbers

Other number 000111 The number is stamped on the chassis.
Other number 15790 The number is stamped on the side of the chassis.
Other number 3087596 The number is printed on a paper label attached to the handle.
Other number 3087596 The number is stamped on the chassis.
Other number 87596 The number is handwritten in pen on the side of the chassis.
Other number EC 15854 The number, and engineering change number, is stamped on the side of the chassis.

Dimensions

overall: 2 5/8 in x 18 1/2 in x 16 1/2 in

Description

The object is a module with nine sockets, seven are populated with vacuum tubes of varying size, and 2 have plugs. The sockets are framed by a metal handle. Attached to the handle is a chassis containing 10 printed circuit boards and 1 power resistor, all of which are wired to 3 male connectors at the bottom of the chassis. There are two IBM inspection stamps on the chassis.

Category

Component/vacuum tube

Credit

Gift of the Digital Equipment Corporation

Lot Number

X115.82