Artifact Details

Title

Logic module

Catalog Number

102668541

Type

Physical object

Description

This is a handwired phenolic board with four relays, eight transistors, and resistors.

Manufacturer

Siemens

Identifying Numbers

Other number 30 On yellow tape at bottom center of object.
Part number SZC7122 On 4 blue relay components.
Part number VALVO AC127 On 8 transistors.

Dimensions

overall: 1/2 in x 4 3/4 in x 7 in

Category

Component/module

Collection Title

SAP Collection

Credit

SAP Collection, Computer History Museum

Lot Number

X3709.2007