Original alternating current potentiometer

Made:
1920
Original alternating current potentiometer

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Original alternating current Drysdale polar-type potentiometer

Details

Category:
Electricity and Magnetism
Object Number:
1953-387
Materials:
wood (unidentified), brass (copper, zinc alloy), bakelite and glass
Measurements:
overall: 170 mm x 850 mm x 400 mm,
type:
potentiometer
credit:
Regent Street Polytechnic