Amplion loud speaker with wooden horn, 1925
1925
Radio tuning coil No. 150, 1922-1923
1922-1923
Radio tuning coil No. 100, 1922-1923
1922-1923
Radio tuning coil No. 300, 1922-1923
1922-1923
Radio tuning coil No. 200, 1922-1923
1922-1923
Ferguson television receiver, 20", black-and-white, 1979
1979
Cavity Magnetron Valve
Volume 1 No. 1 of "Television" monthly magazine, 1928
1928
Telstar maser assembly with magnet, 1962-1967
1962-1967
Stud field regulator, 1900-1950
1900-1950
Guard lamps on wooden board, 1900-950
1900-1950
Straight horn loudspeaker, 1921-1926
1921-1926
Part of Rugby transatlantic telephone transmitter, 1927-1956
1927-1956
Wireless World Diary, 1933
1933
'MPB' call sign plaque, 1900-1950
1900-1950
Instruction booklet for Cosmos crystal receiver, 1920-1930
1920-1930
'Cat's whisker' Crystal Radio
1920-1925
Three-ring Enigma cypher machine in oak wood transit case
1934
Home made 30-line televisor, 1934
1934
Home-made equipment for 30-line television reception, 1929-1935
1929-1935
Experimental transmitting ‘jigger’ used by the Marconi Company, 1899
1899
Receiving ‘jigger’ used by the Marconi Company, 1899
1899
Aerial inductances, 1901
1901
Model of the 1922 Shukhov radio tower
2014
Silicon crystal for wireless telegraphy, mounted in a locket, 1906-1916
1906-1916
Billi condenser used for aerial tuning in Newfoundland, 1901
1901
Experimental model of Marconi's magnetic detector, 1900-1910
1900-1910
Experimental form of Marconi Company magnetic detector, 1900-1910
1900-1910
Liquid-filled Plastic Lens Television Magnifier, 1935-1965
1935-1965
De Forest syntoniser, 1902-1907
1902-1907
Pye PTC 2007 radio telephone, 1955-1964
1955-1964
'Channel' Band III television converter, type C2, 1955-1960
1955-1960
Copper busbars and ebonite insulators, 1900-1950
1900-1950
Aerial tuning inductance, 1900-1950
1900-1950
Tuning indicator with lamp, 1900-1950
1900-1950
High frequency sliding inductance on wood base, 1900-1950
1900-1950
Syntonic Leyden jars, 1880-1889
1880-1889
Low frequency iron core inductance, 1900-1950
1900-1950
Iolanda transformer in wooden box, 1900-1950
1900-1950
Ekco AD75 radio receiver, 1946
1946
Wooden pillar insulators, 1900-1950
1900-1950
Coherer, ebonite, with adjustable contacts, 1890-1896
1890-1896
Hertzian oscillator, 1890-1894
1890-1894
Brownie crystal receiver and pair of Lissen headphones, 1924-1927
1924-1927
Rotary convertor, 1900-1950
1900-1950
Antiference 5-element Band III television aerial, 1945-1985
1955-1985
Pye 'Cambridge International' 11-band broadcast receiver, 1953
1953
Gecophone broadcast receiver, model B.C 3200, 1924
1924
Reporter mobile radiophone, 1951-1953
1951-1953
Marconi coherer and Admiralty pattern decoherer, 1900-1910
1900-1910