Howler, signalling

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Ingenium, 1970.0077.001
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OBJECT TYPE
LOUDSPEAKER
DATE
1908
ARTIFACT NUMBER
1970.0077.001
MANUFACTURER
Unknown
MODEL
Unknown
LOCATION
Unknown

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
2
AKA
N/A
Patents
N/A
General Description
WOODEN BASE/ NICKLE DIAPHGRAM HOUSING

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length
14.0 cm
Width
7.6 cm
Height
6.4 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Communications
Category
Telephony
Sub-Category
N/A

Manufacturer

AKA
Unknown
Country
Unknown
State/Province
Unknown
City
Unknown

Context

Country
Unknown
State/Province
Unknown
Period
Unknown
Canada
Unknown
Function
USED IN NOISY LOCATIONS INSTEAD OF A RINGING SIGNAL ON A TELEPHONE INSTRUMENT.
Technical
USED IN PLACE OF A BELL FOR RAILWAY COMPOSITE SYSTEMS WHEN SIGNALLING IS ACCOMPLISHED BY MEANS OF A HIGH FREQUENCY INTERRUPTER.
Area Notes
Unknown

Details

Markings
N/A
Missing
From CA of 09/09/1996 by Kevin Machan: Yes - Missing: speaker tubes on .1 and.2.
Finish
Unknown
Decoration
N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Unknown Manufacturer, Howler, signalling, circa 1908, Artifact no. 1970.0077, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1970.0077.001/

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