Variable resistor
- Original object type: Image
- Title: Variable resistor
-
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
![[img]](http://digital.library.leeds.ac.uk/1511/1.haslightboxThumbnailVersion/lr_physics4%20060.jpg)
![[img]](http://digital.library.leeds.ac.uk/1511/2.haslightboxThumbnailVersion/physics4%20060.jpg)
![[img]](http://digital.library.leeds.ac.uk/1511/3.haslightboxThumbnailVersion/lr_physics4%20061.jpg)
![[img]](http://digital.library.leeds.ac.uk/1511/4.haslightboxThumbnailVersion/physics4%20061.jpg)
![[img]](http://digital.library.leeds.ac.uk/1511/5.haslightboxThumbnailVersion/cp1_thumb_physics4%20060.jpg)
- 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