Rotary convertor, 1900-1950
1900-1950
Iolanda transformer in wooden box, 1900-1950
1900-1950
Ring transformer, 1892
1892
Receiving ‘jigger’ used by the Marconi Company, 1899
1899
Experimental transmitting ‘jigger’ used by the Marconi Company, 1899
1899
Receiving ‘jigger’ used by the Marconi Company, 1898
1898
Power socket adaptor for electric shaver
1940-1975
Iron cored current transformer
Transformer with non-continuous core and separate windings
Transformer
transformer
Mains Transformer for Astronomical Camera
Filament Transformer
Slektun LF transformer, ratio 3-1
Ferranti Ltd AF2 audio frequency transformer
1923
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
RI intervalve transformer with carton
"C" core mains transformer
Radiospares line output transformer type L.O.P. 102
Vortexion mains transformer
BBC Auto Transformer
Small transformer
Tapped H.F. transformer (R.T. Ltd.)
Varley nicklet LF transformer (3.5:1), c1927
Ferranti output transformer, type OPM6 (C)
Ferranti model AF10 transformer
10,000 Volt Ferranti Transformer and Stand
Ferranti 521339 transformer
Ferranti audio frequency transformer
Ferranti transformer
Ferranti transformer
Model RD1744 transformer
Ferranti transformer
Current transformer serial no.L76614
1925
Ferranti Transformer
1920-1950
Ferranti AF5 Transformer and Coils
1910-1930
Ford Model T Car Ignition Coil
1924
Ferranti Transformer
1950
Ferranti transformer
1915
Camera Box Containing Transformer 450
1950s
Transformer
1904