Relay

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Ingenium, 1978.0442.001
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OBJECT TYPE: 2-2 MAIN LINE/150 OHMS
DATE: 1915–1924
ARTIFACT NUMBER: 1978.0442.001

MANUFACTURER: Bunnell, J.H. & Co.
MODEL: CHAMPION
LOCATION: New York, New York, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: SLATE BASE/ CAST IRON SURBASE/ BRASS/ IRON ARMATURE/ METAL/ RUBBER/ SILVER CONTACTS/EBONITE

Dimensions

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

Length: 19.0 cm
Width: 8.9 cm
Height: 9.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Telegraphy
Sub-Category: N/A

Manufacturer

AKA: Bunnell
Country: United States of America
State/Province: New York
City: New York

Context

Country: North America
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: A DEVICE USING ELECTROMAGNETS TO REPEAT OR ENHANCE TELEGRAPHIC SIGNALS. HAS SPRING TENSION TO COMPENSATE FOR CHANGING LINE CONDITIONS & TO INCREASE CIRCUIT CAPACITY.
Technical: IMPROVED THE QUALITY AND CAPACITY OF TELEGRAPH COMMUNICATION.
Area Notes: Unknown

Details

Markings: INCISED MANUFACTURER'S PLATE: '150/ J.H. BUNNELL & CO. N.Y./ OHMS'/ LABEL AFFIXED TO BOTTOM: 'Montreal Electric Co., Ltd./ 94 St. Felix Street/ ELECTRICAL SUPPLIES/ Rep 5/10/27/ 150 Ohms J.S.E.'.
Missing: TENSION SPRING From CA of 09/18/1996 by Kevin Machan: Yes - Missing: adjustment spring.
Finish: BLACK ENAMELLED SURBASE AND ARMATURE/ BLACK PAINTED BASE.
Decoration: N/A

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

Bunnell, J.H. & Co., Relay, circa 1915–1924, Artifact no. 1978.0442, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1978.0442.001/

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