six-stage super heterodyne receiver processed on the ECME system, 1936-1955

Radio Communication

1936-1955

Model of wire screen in octagonal frame used by Heinrich Hertz, 1949

Radio Communication

1949

microphone from 'Oscar One' CB transceiver, 1980-1983

Radio Communication

1980-1983

Home made 30-line televisor, 1934

Radio Communication

1934

novelty crystal radio set, 1925-1930

Radio Communication

1925-1930

aerial wire for use with home broadcast receivers, 1920-1940

Radio Communication

1920-1940

Ekco AD75 radio receiver, 1946

Radio Communication

1946

'Channel' Band III television converter, type C2, 1955-1960

Radio Communication

1955-1960

Original wheel or steel-disc coherer, 1902

Radio Communication

1902

Clockwork interruptor, once owned by David Hughes, 1875-1880

Radio Communication

1875-1880

Spark gap or knob coherer, 1889

Radio Communication

1889

Home-made equipment for 30-line television reception, 1929-1935

Radio Communication

1929-1935

Experimental form 1 (Licence to use Wireless Telegraph), 1905

Radio Communication

1905

child's china tea plate, 1922-1923

Radio Communication

1922-1923

Pye 'Cambridge International' 11-band broadcast receiver, 1953

Radio Communication

1953

Telstar maser assembly with magnet, 1962-1967

Radio Communication

1962-1967

Bas-relief head and shoulders of Guglielmo Marconi, 1903

Radio Communication

1903

part of Rugby transatlantic telephone transmitter, 1927-1956

Radio Communication

1927-1956

Ampex videotape recorder type VR 1000A

Radio Communication

Moulded unprocessed bakelite panel ready for ECME, 1936-1955

Radio Communication

1936-1955

Wireless World Diary, 1933

Radio Communication

1933

two-valve short wave radio - telephonic receiver, 1927

Radio Communication

1927

Models of two parabolic zinc reflectors used by Heinrich Hertz, 1949

Radio Communication

1949

Voigt condenser microphone

Radio Communication

1920-1940

Short-wave adaptor for broadcast receivers, 1935-1936

Radio Communication

1935-1936

Murphy 14-inch Band I/Band III television receiver, 1954

Radio Communication

1954

Branly tripod coherer, 1900-1910

Radio Communication

1900-1910

Billi condenser used for aerial tuning in Newfoundland, 1901

Radio Communication

1901

Receiving ‘jigger’ used by the Marconi Company, 1898

Radio Communication

1898

Billi condenser used for aerial tuning in Newfoundland, 1901

Radio Communication

1901

'Italian Navy' detector, 1899-1901

Radio Communication

1899-1901

Crystal set with Braille dial markings, 1929-1935

Radio Communication

1929-1935

Silicon crystal for wireless telegraphy, mounted in a locket, 1906-1916

Radio Communication

1906-1916

C.W. transmitter/receiver, Mk.1, 1917

Radio Communication

1917

BBC printing stamp

Radio Communication

1922-1924

Syntonic Leyden jars, 1880-1889

Radio Communication

1880-1889

Pye Bantam radio telephone set, 1963-1965

Radio Communication

1963-1965

Reporter mobile radiophone, 1951-1953

Radio Communication

1951-1953

Brownie crystal receiver and pair of Lissen headphones, 1924-1927

Radio Communication

1924-1927

antenna tuner from 'Oscar One' transceiver, 19801-983

Radio Communication

1980-1983

Sony 'Trinitron' colour television, 1969-1970

Radio Communication

1969-1970

Cosmos crystal receiver, 1920-1930

Radio Communication

1920-1930

aerial inductances, 1901

Radio Communication

1901

Three-valve radio receiver, 1922-1925

Radio Communication

1922-1925

Selector super portable broadcast receiver, 1925-1930

Radio Communication

1925-1930

Iron borings coherer (Branly type), 1894

Radio Communication

1894

Model of the 1922 Shukhov radio tower

Radio Communication

2014

Iron borings coherer (Branly type), 1894

Radio Communication

1894

Experimental model of Marconi's magnetic detector, 1900-1910

Radio Communication

1900-1910

Marconi-Reis transverse-current carbon microphone

Radio Communication

1925-1935