Artifact Details

Title

Power controller

Catalog Number

102733299

Type

Physical object

Date

ca. 1959

Manufacturer

Electric Machinery Mfg. Company

Place Manufactured

U.S.

Identifying Numbers

Other number 689-A Printed on a metal manufacturer's label on the front of the unit.
Other number 800A043F01 Regulator serial number printed on a metal label on 2 panels inside the cabinet.
Other number 800A733F01 Stamped onto a metal label attached to the frame inside the cabinet.
Serial number 11R1017-21 Stamped onto a metal label attached to the frame inside the cabinet.
Serial number 21R101727 Regulator serial number stamped into a metal label on 2 panels inside the cabinet.

Dimensions

overall: 75 3/4 in x 31 5/16 in x 21 1/4 in

Description

This unit consists of a single cabinet with a handle, lights, switches, and gauges on the front. Two signs affixed to the top of the front indicated that "Normal" is on the left and "Standby" is on the right. Beneath the Normal sign are two gauges labeled "amperes" and "volts." Beneath these are two switches labeled "Ammeter" and "Voltmeter." Beneath these is a frequency gauge. Beneath the gauge is a red light labeled "Voltage on Load." Beneath this is an on/off switch. An identical set of lights, switches and gauges are under the "Standby" sign.

Category

Power source/adapter

Credit

Gift of Jim Payne

Lot Number

X859.87