Ring transformer, 1892
1892
Receiving ‘jigger’ used by the Marconi Company, 1899
1899
Experimental transmitting ‘jigger’ used by the Marconi Company, 1899
1899
Rotary convertor, 1900-1950
1900-1950
Iolanda transformer in wooden box, 1900-1950
1900-1950
Receiving ‘jigger’ used by the Marconi Company, 1898
1898
Transformer, manufactured by B.I.W Co Ltd, Prescott
Valve heater transformer, reputedly from a Colossus computer, 1940-45
1940-1945
Radiospares miniature mains transformer
Bulgin ultra-small microphone transformer
Transformer for Canon CanoWord 65W for adaptation to European electrical outlets
circa 1991
High frequency transformer with iron core
Transformer type D-732-A/27
Tapped radio - frequency transformer with adjustable coupling (loose coupler)
Radio-frequency current transformer
Demountable transformer
1948
The original small transformer made of silicon steel
1903
Power socket adaptor for electric shaver
1940-1975
RI intervalve transformer with carton
"C" core mains transformer
Radiospares line output transformer type L.O.P. 102
Slektun LF transformer, ratio 3-1
Iron cored current transformer
Vortexion mains transformer
BBC Auto Transformer
Small transformer
Transformer with non-continuous core and separate windings
Tapped H.F. transformer (R.T. Ltd.)
Varley nicklet LF transformer (3.5:1), c1927
Ferranti output transformer, type OPM6 (C)
Constant Voltage Transformer
1940-1969
Ford Model T Car Ignition Coil
1924
Transformer
Ferranti transformer
1915
Mains Transformer for Astronomical Camera
Camera Box Containing Transformer 450
1950s
10,000 Volt Ferranti Transformer and Stand
Model RD1744 transformer
Demountable transformer by Griffin and George Ltd.
1954-1983
Balanced and screened transformer
1962
Current transformer serial no.L76614
1925
transformer
Ferranti Transformer
1920-1950
Ferranti AF5 Transformer and Coils
1910-1930
Ferranti Transformer
1930-1950
Ferranti Ltd AF2 audio frequency transformer
1923
Ferranti model AF10 transformer
Ferranti Transformer
1950
Filament Transformer
Transformer
1904