Voltmeter

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Ingenium, 1997.0753.001
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OBJECT TYPE: D'ARSONVAL/CADMIUM TEST
DATE: 1929
ARTIFACT NUMBER: 1997.0753.001

MANUFACTURER: HOYT ELECTRICAL INSTRUMENT WORKS
MODEL: 515-D
LOCATION: Penacook, New Hampshire, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 3
AKA: N/A
Patents: N/A
General Description: .1 WOOD CASING; METAL METER COVER WITH GLASS WINDOW; BRASS TERMINALS & PLATE/.2-.3 WOOD HANDLES, METAL PROBES, RUBBER COVERED CABLES

Dimensions

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

Length: 13.3 cm
Width: 10.5 cm
Height: 6.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Energy-electric
Category: Measurement
Sub-Category: N/A

Manufacturer

AKA: HOYT
Country: United States of America
State/Province: New Hampshire
City: Penacook

Context

Country: Canada
State/Province: Ontario
Period: C. 1929 +
Canada: FROM COLLECTION OF AUTOMOBILE PTS & SERVICING EQ ACQUIRED BY MR. T.H. OLIVER, FATHER OF DONOR, DURING CAREER IN AUTOMOTIVE SERVICING. AFTER WORKING AT WILLYS-OVERLAND & FAIRBANKS-MORSE IN TORONTO, & IN AUTO GARAGE IN AURORA, IN 1931 HE BEGAN HIS OWN BUSINESS, ONE PART OF WHICH INVOLVED AUTOMOTIVE ELECTRICAL SERVICING.
Function: GENERALLY, CALIBRATED INSTRUMENT USED TO MEASURE ALTERNATING CURRENT VOLTAGE, OR POTENTIAL DIFFERENCE BETWEEN TWO POINTS. SPECIFICALLY THIS WAS TEST INSTRUMENT FOR AUTOMOTIVE BATTERY.
Technical: COSTLY & SENSITIVE INSTRUMENT REQUIRING CONSIDERABLE TECHNICAL EXPERTISE TO USE. MANUAL SUGGESTS THAT THIS TYPE OF INSTRUMENT WAS NORMALLY USED BY MFRS. OF BATTERIES RATHER THAN IN SMALLER SERVICE STATIONS BUT THIS INSTRUMENT WAS DESIGNED TO REMEDY THAT (REF. 1).
Area Notes: Unknown

Details

Markings: 1 PLATE READING "HOYT/ ELECTRICAL INSTRUMENT/ WORKS/ PENACOOK, N.H., U.S.A."/ BLACK SCALE & LETTERING ON METER READS "VOLTMETER/ 163"/ LABEL ON BACK READS "CANADIAN RESEARCH INSTITUTE/ 450324/ E-1309 P.E.-1/ TORONTO 4 CAN."
Missing: APPEARS COMPLETE
Finish: .1 BROWN STAINED & COATED WOOD; GLOSSY BLACK PAINTED METER COVER; BRASS COLOURED PARTS; WHITE METER FACE; COLOURLESS, TRANPARENT GLASS/.2-.3 GLOSSY BLACK PAINTED HANDLES; BRASS COLOURED & GREY PAINTED METAL, SOME FINISHES OBSCURED BY CORROSION; BLACK RUBBER
Decoration: N/A

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HOYT ELECTRICAL INSTRUMENT WORKS, Voltmeter, circa 1929, Artifact no. 1997.0753, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1997.0753.001/

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