Variable resistor
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- Original object type: Image
- Title: Variable resistor
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Description:
Battered and rusty box approx. 12cm square, made from black painted metal. It has a large dial-like knob to turn to alter the voltage and two terminals. Resistance is 230 Ohms and it measures from 1.27 to 0.32 Amps.
- Date range: 1905
- Keywords: Electric
- Copyright Holders: Copyright University of Leeds, School of Physics and Astronomy
- Collection: Physics Historical Instruments
- Physical Identifier: Catalogue number : 1245
- URI: http://digital.library.leeds.ac.uk/id/eprint/1511