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1971.0015.001
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- OBJECT TYPE
- FERREED
- DATE
- 1971
- ARTIFACT NUMBER
- 1971.0015.001
- MANUFACTURER
- Northern Electric
- MODEL
- NE 242A
- LOCATION
- Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- METAL FRAME & PARTS/ SYNTHETIC FRAME PARTS & PARTS/ GLASS? TUBES
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 23.0 cm
- Width
- 17.1 cm
- Height
- 5.1 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
- Unknown
- State/Province
- Unknown
- Period
- NEW - NEVER USED/ THIS TYPE OF SWITCH WAS USED IN THE 1970'S IN EARLY ELECTRONIC TELEPHONE OFFICES
- Canada
-
MADE IN CANADA - Function
-
COMPONENT OF AUTOMATIC TELEPHONE SWITCHING SYSTEM. - Technical
-
TYPE SAMPLE OF FERREED SWITCH THAT FALLS BETWEEN THE CROSSBAR & FULLY ELECTRONIC SWITCHING SYSTEMS. FERREED SWITCH, WITH NO MOVING PARTS OTHER THAN CONTACTS SEALED IN GLASS TUBE, IS ELECTRONIC EQUIVALENT OF CROSSBAR SWITCH & GIVES HIGHER SPEED OF OPERATION, REQUIRING LESS EQUIPMENT FOR SAME AMOUNT OF TRAFFIC. - Area Notes
-
Unknown
Details
- Markings
- BLACK LETTERING ON FRAME READING: 'NEZ42A/ 3-71'
- Missing
- N/A
- Finish
- BEIGE ENAMEL PAINTED FRAME WITH BLACK SYNTHETIC PARTS/ METALLIC PARTS/ MULTICOLOURED SYNTHETIC PARTS
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Northern Electric, Switch, 1971, Artifact no. 1971.0015, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1971.0015.001/
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