Crompton dead beat voltmeter no.12861 180-270v.
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Science Museum Group
© The Board of Trustees of the Science Museum
Crompton dead beat voltmeter no.12861 180-270v.
Details
- Category:
- Electricity Supply
- Object Number:
- 1968-509
- Materials:
- copper alloy, lacquered, copper wire, ceramic insulating pins, painted, non-magnetic, white metal, rigid, brown plastic and glass
- Measurements:
-
overall: 115 mm x x 225 mm, ,
- type:
- voltmeter
- credit:
- Crompton Parkinson Limited
