Variometer

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Ingenium, 1984.0723.001
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OBJECT TYPE: N/A
DATE: 1920
ARTIFACT NUMBER: 1984.0723.001

MANUFACTURER: New York Coil Co.
MODEL: Unknown
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: 2 WOOD SPACER BLOCKS WITH CONVES HOLES IN THEIR CENTRE SEPARATED BY 4 TUBULAR WOOD SPACERS. SANDWICHED BETWEEN THE SPACER BLOCKS IS A SPHERICAL VARNISHED WOOD COIL FORM WHICH HAS A HOLLOW TUBULAR CORE. WOUND ON THE COIL FORM ARE 2 COILS OF INSULATED COPPER WIRE. ATTACHED TO THE COIL FORM IS A BRASS SHALLOWING THE COILS TO ROTATE BETWEEN THE WOOD SPACER BLOCKS.

Dimensions

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

Length: 17.0 cm
Width: 13.1 cm
Height: 8.3 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

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

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: USED AS A VARIABLE INDUCTANCE UNIT IN THE TUNING CIRCUITS OF EARLY RADIO RECEIVERS
Technical: GOOD EXAMPLES OF EARLY COMMERCIAL MODEL OF THE VARIOMETER
Area Notes: Unknown

Details

Markings: N/A
Missing: 2 SMALL WOOD SCREWS WHERE EXTERNAL CONNECTIONS WERE MADE TO THE COILS
Finish: WOOD SPACER BLOCKS PAINTED MATTE BLACK/ COIL FORM VARNISHED WOOD/ COIL SHAFT AND MOUNT BRASS/ COILS CLOTH COVER COPPER WIRE
Decoration: METAL LABEL PAINTED BLACK WITH BARE METAL LABELLING

CITE THIS OBJECT

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

New York Coil Co., Variometer, circa 1920, Artifact no. 1984.0723, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1984.0723.001/

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