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Amperes Meter

Physics

Black square plastic box with two plastic and metal circuit connections on one side. Plastic adjustable dial on one side. Top face plate is screwed into box with 6 metal screws. There is a transparent window which reveals measurement scale and measurement apparatus. The measurement scale is paper over top of a glass mirror. One small metal knob on one side. Metal information plate on front plate.

Accession Number: 2011.ph.487

Alternative Name: Ammeter

Primary Materials: Plastic, Metal, Glass

Markings:

Painted on face – “L”, information plate -“Weston Electrical Instrument Corp., Newark N.J., U.S.A., Model 433 No. 11208, Adjust for Zero”, scatched into face “894”

Dimensions (cm): 9x16x14 cm

Function: Measuring electrical current.

Condition:

Good. Some corrosion on knobs and circuit connectors. Some scratches and wear on plastic.

Associated Instruments: None

Manufacturer:

Weston Electrical Instrument Corp., Newark N.J., U.S.A

Date of Manufacture: c. 1960s

Provenance:

University of Toronto Department of Physics

Additional Information and References:

Historical Notes:

Themes:

Flags:
  • Donated to UTSIC