Perforator, tape
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1969.0340.001
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- OBJECT TYPE
- WHEATSTONE
- DATE
- 1900
- ARTIFACT NUMBER
- 1969.0340.001
- MANUFACTURER
- Siemens Bros. & Co. Ltd.
- MODEL
- Unknown
- LOCATION
- London, England
More Information
General Information
- Serial #
- 709
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- BASE, PUNCH COVER AND PUNCH DIE SUPPORTING PARTS CAST ANDMACHINED BRASS/ PUNCH PINS, DIE AND MOVING PARTS, MACHINED STEEL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 16.5 cm
- Width
- 11.4 cm
- Height
- 7.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- Siemens
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Worldwide
- State/Province
- Unknown
- Period
- APPROX. 1890-1920
- Canada
-
PROBABLY INDICATES WE MADE USE OF UNDERSEA CABLE SYSTEMS IN THE EARLY 1900'S. - Function
-
USED TO MANUALLY PERFORATE PAPER TAPE WITH A PATTERN THAT COULD BE READ BY AN ELECTRO/MECHANICAL READER THAT WOULD KEY A TELEGRAPH LINE OR RADIO TRANSMITTER WITH MORSE CODE. THE ARRANGEMENT OF PERFORATED HOLES THAT ARE READ IS KNOWN AS THE WHEATSTONE SYSTEM. - Technical
-
THE INPUT DEVICE USED TO SEND THE FIRST FORM OF AUTO- MATIC MESSAGE TRANSMISSION. ONE MIGHT CALL IT THE FORERUNNER OF DATA TRANS- MISSION. - Area Notes
-
Unknown
Details
- Markings
- ENGRAVED ON TOP OF BASE: 'SIEMENS BROTHERS & CO. LIMITED/ LONDON/ NO 709'.
- Missing
- A BASE TO ALLOW THE KEYS TO BE FULLY DEPRESSED. RUBBER KEY STOP UNDER LEFT HAND KEY. PAPER TAPE SPOOL AND MOUNT. From CA of 09/26/1996 by Kevin Machan: Yes - Missing: rubber key stop for pr. right key button, paper tape spool and mount.
- Finish
- PUNCH BLOCK SUPPORT AND ADVANCE WHEEL COVER, NATURAL BRASS. BRASS CASTINGS HAVE BEEN CHEMICALLY TREATED, SIMILAR TO ANODIZING.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Siemens Bros. & Co. Ltd., Perforator, tape, before 1900, Artifact no. 1969.0340, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0340.001/
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