Transmitter, telegraph
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1978.0403.001
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- OBJECT TYPE
- WHEATSTONE/DIVIDED LEVER
- DATE
- 1910–1950
- ARTIFACT NUMBER
- 1978.0403.001
- MANUFACTURER
- MARCONI'S WIRELESS TELEGRAPH CO. LTD.
- MODEL
- 180
- LOCATION
- London, England
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- CAST METAL BASE/ STEEL/ BRASS/ METAL/ COPPER/ BAKELITE/ PORCELAIN/ RUBBER/ GLASS/ WIRE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 60.5 cm
- Width
- 33.0 cm
- Height
- 20.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- MARCONI
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
A DEVICE THAT CONVERTS PERFORATED SLIP MARKS INTO ELECTRICAL IMPULSES FOR TRANSMISSION TO OTHER STATIONS - Technical
-
ENABLED ALREADY PERFORATED TAPE MESSAGES TO BE AUTOMATICALLY TRANSMITTED - Area Notes
-
Unknown
Details
- Markings
- FRONT MANUFACTURER'S PLATE:'MARCONI'S WIRELESS/ TELEGRAPH CO. LTD. LONDON/ NO. 291019 TYPE 180'/ MOTOR PLATE:'W. MACKIE & CO./ 129-133, LAMBETH RD. LONDON./ MAC. NO.26895 HP.25/ VOLTS 110 AMPS 2.3 R.P.M. 1400'/ TOP OF GEAR BOX:'STOP MOTOR BEFORE/ CHANGING GEAR'; INSIDE LID:'WAIT UNTIL MOTOR STOPS'/ 'LOW/ SPEED/ 1/ 2/ 3/ 4/ 5/ HIGH SPEED'/ 'STOP MOTOR BEFORE/ CHANGING GEAR'/ ONTRANSMITTER:'MARCONI'S WIRELESS/ TELEGRAPH CO. LTD./ NO.822 LONDON'/ MOTOR CONNECTION PLATE:'MOTOR 120 VOLTS'/ ON CARDBOARD ON RHEOSTAT:'30/ 35/ 4[?]/ 48/25/ 25'/ 'ON'/ 'OFF' SWITCH/ '7317' PAINTED IN RED ON FRONT & BACK OF BASE
- Missing
- GLASS PANEL FOR TRANSMITTER FRONT From CA of 10/21/1996 by Kevin Machan: Undetermined
- Finish
- Unknown
- Decoration
- MARBLED PATTERN ON TRANSMITTER
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
MARCONI'S WIRELESS TELEGRAPH CO. LTD., Transmitter, telegraph, between 1910–1950, Artifact no. 1978.0403, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1978.0403.001/
FEEDBACK
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