Transmitter, telegraph

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Ingenium, 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

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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://collection.ingenium.ca/en/id/1978.0403.001/

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