Switching system, PBX

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OBJECT TYPE
SOLID STATE/TIME DIVISION
DATE
1970–1979
ARTIFACT NUMBER
1991.0129.001
MANUFACTURER
NORTHERN ELECTRIC CO. LTD.
MODEL
PULSE EPABX
LOCATION
Canada

More Information


General Information

Serial #
221
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
METAL CABINET/ METAL & SYNTHETIC WORKING PARTS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length
86.0 cm
Width
76.5 cm
Height
134.0 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Communications
Category
Telephony
Sub-Category
N/A

Manufacturer

AKA
NORTHERN ELECTRIC
Country
Canada
State/Province
Unknown
City
Unknown

Context

Country
North America
State/Province
Unknown
Period
1970'S
Canada
FIRST ALL ELECTRONIC SWITCHING SYSTEM TOTALLY DESIGNED, DEVELOPED AND BUILT IN CANADA. DESIGN PLANS STARTED AT BELL NORTHERN RESEARCH IN OTTAWA IN MID-1968 AND FIRST FIELD TRIAL WAS IN LUCERNE, QC IN MAY 1972. THIS UNIT WAS DISPLAYED IN THE NORTHERN ELECTRIC BUILDING IN MONTREAL AND LATER IN THE BELLEVILLE PLANT. ONLY ONE OF TWO KNOWN TO EXIST. FORERUNNER OF SL-1 SYSTEM.
Function
USES TIME-DIVISION MULTIPLEXING TO INTERCONNECT UP TO 80 INTERNAL TELEPHONE LINES AND 30 TRUNKS.
Technical
USING TIME DIVISION SWITCHING, IT WAS MORE ECONOMICAL & MORE FLEXIBLE THAN ANY OF THE PRECEDING ELECTRO-MECHANICAL SYSTEMS.
Area Notes
Unknown

Details

Markings
PRINTED INSIDE UNIT: 'QCA2A PULSE BASIC UNIT [LOGO] Northern Electric/ COMPANY LIMITED/ MADE IN CANADA/ SERIAL NO. 221'
Missing
PLUG-IN CIRCUIT BOARDS/ CONSOLE
Finish
DARK BLUEKRINKLE WITH CHROME TRIM
Decoration
N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

NORTHERN ELECTRIC CO. LTD., Switching system, PBX, between 1970–1979, Artifact no. 1991.0129, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1991.0129.001/

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