Artifact Details

Title

Whirlwind voltage variation switching module

Catalog Number

102733238

Type

Physical object

Date

1951

Identifying Numbers

Model number 2 Printed on the front left corner.
Model number II Printed on the front left corner.
Serial number 2 Printed on the front left corner.

Dimensions

overall: 5 1/2 in x 26 in x 9 3/4 in

Description

The record contains a module with eight 12-pin square relays and eight 8-pin round relays plugged into sockets. Toward the bottom of the module there is a row of eight potentiometers that have slotted and locking shafts. Below these are eight banana jacks with alternating red and black insulators; one of the jacks is missing. Mounted vertically along each side of the front panel are 15 position one-screw terminal strips to which are attached cutoff wires terminated with spade lugs.

Category

Component/module

Credit

Gift of Compaq Computer Corporation

Lot Number

X7422.2015