Repeater, telegraph
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1968.0146.001
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- OBJECT TYPE
- ONE WAY POLAR
- DATE
- 1930
- ARTIFACT NUMBER
- 1968.0146.001
- MANUFACTURER
- NORTHERN ELECTRIC CO.
- MODEL
- 13B1
- LOCATION
- Blue Island, Illinois, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- METAL RACK/ SYNTHETIC KNOBS & SWITCHES/ WOODEN SOUNDER BASE & FRONT COVER/ GLASS DIAL COVER/ 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
- 52.0 cm
- Width
- 38.0 cm
- Height
- 158.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- NORTHERN ELECTRIC
- Country
- United States of America
- State/Province
- Illinois
- City
- Blue Island
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- 1930-1940
- Canada
-
Unknown - Function
-
USED TO TRANSMIT TELEGRAPH SIGNALS BETWEEN CENTRAL OFFICES OR FROM A CENTRAL OFFICE TO A DISTANT OFFICE. BETWEEN CITIES, THE TELEGRAPH SIGNAL WAS CARRIED BELOW THE VOICE SIGNAL, THUS A VOICE SIGNAL AND A TELEGRAPH SIGNAL COULD BE CARRIED OVER THE SAME PAIR OF WIRES. - Technical
-
AN EXAMPLE OF EARLY TELEGRAPH TRANSMISSION SYSTEMS USED PRIOR TO VOICE FREQUENCY MULTI CHANNEL CARRIER SYSTEMS - Area Notes
-
Unknown
Details
- Markings
- RESISTANCE VALVES AND PANEL POSITIONS DESIGNATED WITH RED STENCIL/ BAY '1602' ON BRACKET/ METERS CALIBRATED
- Missing
- TEST CORD IN POOR CONDITION/ SPARE JACK HOLE FILLER PLUGS
- Finish
- RELAY RACK SILVER GRAY/CAPACITORS FLAT BLACK/ PANELS AND TEST SHELF, BLACK/ METER CASES, BLACK/ POLAR RELAY COVERS, GRAY/ CIRCUIT IDENTIFICATION PANEL, GRAY
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
NORTHERN ELECTRIC CO., Repeater, telegraph, circa 1930, Artifact no. 1968.0146, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1968.0146.001/
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