Switching system, PBX
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1990.0047.001
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- OBJECT TYPE
- CROSSBAR
- DATE
- 1949
- ARTIFACT NUMBER
- 1990.0047.001
- MANUFACTURER
- NORTHERN ELECTRIC CO. LTD.
- MODEL
- 755A
- LOCATION
- Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- METAL/ SYNTHETIC
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 80.0 cm
- Width
- 48.0 cm
- Height
- 182.0 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
- Canada
- State/Province
- Unknown
- Period
- 1950'S & 1960'S
- Canada
-
MADE & USED IN CANADA, GENERALLY IN SMALL BUSINESS APPLICATIONS. - Function
-
TO PROVIDE SECRET INTERCOMMUNICATION SERVICE & OUTSIDE TRUNK SERVICE WITHOUT AN ATTENDANT/ IS A SMALL (20 LINES, 4 TRUNKS & 3 INTERCOM PATHS) DIAL TELEPHONE SWITCHING SYSTEM ESSENTIALLY USED FOR SMALL BUSINESS SERVICE - Technical
-
EXAMPLE OF ADVANCED (FOR THE PERIOD) PBX (PRIVATE BRANCH EXCHANGE) USING CROSSBAR INSTEAD OF STEP-BY-STEP SWITCHING - Area Notes
-
Unknown
Details
- Markings
- MFR'S PLATE: 'Northern Electric/ COMPANY LIMITED/ [LOGO]/ MADE IN CANADA'
- Missing
- N/A
- Finish
- GREY WRINKLED FINISH
- 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, circa 1949, Artifact no. 1990.0047, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1990.0047.001/
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