Artifact Details

Title

SMS card DF YZ

Catalog Number

102716842

Type

Physical object

Date

1959 ca.

Manufacturer

International Business Machines (IBM)

Identifying Numbers

Other number 491179 Printed in solder on printed wiring side of card
Other number DF YZ Card and Program Cap Connection Code. Stamped on side edge of board, component side
Other number EC 109897 Stamped on side edge of both boards, component side Possibly an 'engineering change' number
Part number 371341 IBM part number. Stamped 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 one Standard Modular System (SMS) card type: Three-Way or Type B (in-phase load). 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