Artifact Details

Title

SMS card DM YQ

Catalog Number

102716837

Type

Physical object

Date

1959 ca.

Manufacturer

International Business Machines (IBM)

Identifying Numbers

Other number DM YQ Card Code. Etched on side edge of board, component side
Other number EC 105815 Etched on side edge of the other two boards, component side. Possibly an 'engineering change' number
Other number EC 108712 Etched on side edge of two boards, component side. Possibly an 'engineering change' number
Part number 371349 IBM part number. Etched on side edge of board, component side

Dimensions

overall: 4 1/2 in x 2 5/8 in x 3/8 in

Description

This record contains four (4) Standard Modular System (SMS) cards type: N to N Power Driver (4 to 10 bases). This card was used with the IBM 7090 system. The circuit card is made of an epoxy paper laminate material.

Category

Component/module

Credit

Gift of Paul Pierce

Lot Number

X7021.2014