Corrector, magnetic bias

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Ingenium, 1978.0422.001
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OBJECT TYPE: FORK RELAY
DATE: 1920
ARTIFACT NUMBER: 1978.0422.001

MANUFACTURER: Unknown
MODEL: Unknown
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: WOOD & METAL BASE/ WOOD & GLASS COVER/ STEEL/ BRASS/ METAL/ MAGNETS/ BAKELITE/ RUBBER/ WIRE

Dimensions

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

Length: 48.2 cm
Width: 33.0 cm
Height: 44.2 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Unknown
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: A DEVICE THAT SYNCHRONIZES & CORRECTS RECEIVED SIGNALS
Technical: Unknown
Area Notes: Unknown

Details

Markings: INCISED ON LEFT FRONT MAGNET: 'MUIREHEAD & CO. LTD./ NO.224784/ OPEN GAP'/ ARROW INDICATING UP/'N'/ GRADUATED SCALE OF '0 TO 20' ON METAL UNDER 'N'/ RIGHT MAGNET:'MAGNET/ TYPE D-251-A/ OPEN GAP'/ ARROW INDICATING DOWN/ 'S'/ GRADUATED SCALE OF '0 TO 20' ON METAL UNDER 'S'/ MAGNET ARMATURE TERMINAL BLOCK'VIBRATOR BUTTS'/ TERMINAL BLOCK ON METAL PLATFORM:'F2 F1 DASH DOT'/ COTC LABEL'6741' AFFIXED TO PLATFORM/ '6743' AFFIXED TO TOP OF MAGNET HOUSING/ APPLIED METAL PIECE WITH 'NO.40' SCREWED TO LEFT BASE FRONT/ '8919:' TYPED ON PAPER & TAPED TO RIGHT BASE FRONT/ '8920' TAPED TO RIGHT SIDE/ COTC IDENTIFICATION LABEL AFFIXED TO COVER TOP
Missing: From CA of 08/28/1996 by Kevin Machan: Undetermined
Finish: VARNISHED WOOD/ MAJORITY OF COMPONENTS PAINTED BLACK/ LACQUERED BRASS/ WHITE LETTERING
Decoration: N/A

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

Unknown Manufacturer, Corrector, magnetic bias, circa 1920, Artifact no. 1978.0422, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1978.0422.001/

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