- Subject
- Electronic instruments
- Item type
- Object
- Provenance
- Presented by the Marconi Corporation in 2003.
- Primary inscriptions
- 'VOLTMETER D.C. 2 1/2 / 25 VOLTS No.1 / MOVING COIL / F C / 1939 / W (arrow) D / No 70155 / R = 7829 (omega)'
- Object type
- Electronic instrument
- Dimensions
- Diameter: 82mm Depth: 58mm Weight: 0.2kg
- Inventory No
- 12809
- Accession Number
- 2003-11
Description
A voltmeter is an instrument used for measuring electrical potential difference between two points in an electric circuit. This voltmeter has a circular face with black metal body and glass window which displays a scale from 0-25 volts.
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