Image
Category
Collection
Maker
Object type
Place
Material
Date

Carbon cloth rheostat

Rheostat, G.P.O., 956

Lissen wire-wound rheostat c.1927

1927

Wire rheostat, 50 ohm 6 amp by Robert W. Paul

1900-1919

Rheostat, Kelvin Pattern

1888

Campbell's constant inductive rheostat

1926-1930

Rheostat

Rheostat by Harvey & Peak

1883-1909

Rheostat labelled as:- "No.3 rheostat given by Faraday to Sir C. Wheatstone"

40 K carbon rheostat with skirted knob

Early filament rheostat, by F.L. Mitchell & Co.

Jervis square pattern rheostat

Wire wound rheostat using two grades of wire

Igranic Pacent 10 ohm 1 Amp. rheostat with carton

Rheostat with ten turns of thick wire

Plante's rheostat

Rheostat for arc lamp

Rheostat, by Newton & Co., 3, Fleet St., London

Varley carbon cloth rheostat

Wire wound rheostat with vernier device

Carbon plate rheostat

Rheostat by R.W. Paul

1893-1901

Constant inductance rheostat

Wheatstone No. 1 original rheostat, 1843

1843

Resistance coils inside perforated case. Stud switch; terminals for +, 240, 210, 190. 2-pin lamp socket; tumber switch.

Rheostat for Arc Lamp

Wheatstone type rheostat, c.1880-1890

Wheatstone type rheostat, c.1880-1890

1880-1890

Carbon plate rheostat by R.W. Paul, London

Carbon plate rheostat by R.W. Paul, London

1893-1920

Kelvin type rheostat in glass fronted wooden case

Kelvin type rheostat in glass fronted wooden case

Rheostat by Birch, serial No. 19312/49, resistance 10 ohms, rating 5A (one terminal screw missing)

Rheostat by Birch

1950-1980

Varley's carbonised cloth rheostat by Townson & Mercer, consisting of a number of cloth discs which can be compressed by a screw

Varley's carbonised cloth rheostat by Townson & Mercer

1890-1939