Perforator, tape

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Ingenium, 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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