Transmitter, telegraph
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1978.0414.001
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- OBJECT TYPE
- EVEN SPEED CHANNEL/SENDING UNIT
- DATE
- 1920–1945
- ARTIFACT NUMBER
- 1978.0414.001
- MANUFACTURER
- Cable & Wireless Ltd.
- MODEL
- J8A
- LOCATION
- England
More Information
General Information
- Serial #
- W105
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOOD BASE & COVER/ STEEL/ BRASS/ METAL/ BAKELITE/ RUBBER/ WIRE.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 47.2 cm
- Width
- 19.0 cm
- Height
- 24.1 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- Cable Wireless
- Country
- England
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
A DEVICE THAT SENDS RECEIVED SIGNALS TO OTHER RECEIVING UNITS. - Technical
-
EXPANDED SYSTEMS FOR MULTIPLE CHANNEL SIGNALING. - Area Notes
-
Unknown
Details
- Markings
- RIGHT SIDE MANUFACTURER'S PLATE: 'EVEN SPEED CHANNEL SENDING UNIT/ TYPE NO.J8A SERIAL NO.W105/ CABLE & WIRELESS LTD.'/ ON MOTOR: 'PHONIC MOTOR/ TYPE N-7/ MUIRHEAD & CO. LTD./ NO.186705/ 100V. HIGH POWER' & '39' PAINTED IN WHITE/ GRADUATED SCALE AROUND MOTOR CIRCUMFERENCE WITH2 '0' & 3 ARROWS/ PAPER WITH AN ARROW TAPED TO MOTOR, POINTING FRONT/ BACK CONNECTION OUTLETS & WIRE DESIGNATIONS: '"A" "B"/ RECORDS'; '"A" CHANNEL INPUT'; '"B"/ CHANNEL INPUT'; '"A" CHANNEL "B"/ MOTOR DRIVES'; 'REVERSER'; 'AGGREGATE/ OUTPUT'; & 'MOTOR'/ COTC LABEL '8824' AFFIXED TO BACK EDGE OF BASE TOP/ 'W110' WRITTEN INSIDE COVER/ '2' ON FRONT COVER.
- Missing
- GEARS From CA of 09/17/1996 by Kevin Machan: No - Complete
- Finish
- STAINED & VARNISHED WOOD/ ENAMELLED BLACK MOTOR.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Cable & Wireless Ltd., Transmitter, telegraph, between 1920–1945, Artifact no. 1978.0414, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1978.0414.001/
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