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

Radio Communication

1955-1960

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

Radio Communication

1905

Wireless World Diary, 1933

Radio Communication

1933

Voigt condenser microphone

Radio Communication

1920-1940

'Italian Navy' detector, 1899-1901

Radio Communication

1899-1901

two-valve radio receiver made on the ECME machine, 1947-1948

Radio Communication

1947-1948

Hughes microphone detector, 1865-1875

Radio Communication

1865-1875

Ekco A D 75 receiver, 1946

Radio Communication

1946

Uher Portable Tape Recorder

Radio Communication

c.1970

ReVox PR99 Reel-to-Reel Audio Tape Player

Radio Communication

Sterling headphones, 1910-1960

Radio Communication

1910-1960

Type C crystal radio receiver

Radio Communication

c.1925

Filings coherer, glass tube capped at ends, 1894-1904

Radio Communication

1894-1904

Filings coherer, Lodge-Muirhead system, 1900-1910

Radio Communication

1900-1910

BayGen "Freeplay" wind-up radio, a portable receiv

Radio Communication

1995

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

Radio Communication

1980-1983

Home made 30-line televisor, 1934

Radio Communication

1934

Spark gap or knob coherer, 1889

Radio Communication

1889

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

Radio Communication

1954

Syntonic Leyden jars, 1880-1889

Radio Communication

1880-1889

BBC printing stamp

Radio Communication

1922-1924

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

Radio Communication

1980-1983

low-pass filter from 'Oscar One' CB transceiver, 1980-1983

Radio Communication

1980-1983

'Radio Celebrities Second Series' cigarette card album, 1934-1940

Radio Communication

1934-1940

Hertzian oscillator, 1890-1894

Radio Communication

1890-1894

Spiral spring coherer, 1890-1894

Radio Communication

1890-1894

Pye Band III converter, type F124, 1955-1960

Radio Communication

1955-1960

Models of three wooden prisms used by Heinrich Hertz, 1949

Radio Communication

1949

Flat steel-spring (or watch-spring) coherer, 1894

Radio Communication

1894

Crystal radio receiver

Radio Communication

c.1923

Burndept 'Ethodyne' superheterodyne receiver, 1926

Radio Communication

1926

car radio

Radio Communication

c. 1960

Valve radio

Radio Communication

c.1935

Cavity Magnetron Valve

Radio Communication

Straight horn loudspeaker, 1921-1926

Radio Communication

1921-1926

Coherer, coarse iron turnings, 1894-1904

Radio Communication

1894-1904

Wartime civilian receiver A.C.mains type, 1944-1945

Radio Communication

1944-1945

Burndept mark IV tuner with glass back, 1922-1923

Radio Communication

1922-1923

radio

Radio Communication

c.1944

Gecophone broadcast receiver, model B.C 3200, 1924

Radio Communication

1924

One loose-coupled tuning inductance with crystal d

Radio Communication

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

Radio Communication

1875-1880

Original wheel or steel-disc coherer, 1902

Radio Communication

1902

Moulded unprocessed bakelite panel ready for ECME, 1936-1955

Radio Communication

1936-1955

part of Rugby transatlantic telephone transmitter, 1927-1956

Radio Communication

1927-1956

two-valve short wave radio - telephonic receiver, 1927

Radio Communication

1927

Bas-relief head and shoulders of Guglielmo Marconi, 1903

Radio Communication

1903

Telstar maser assembly with magnet, 1962-1967

Radio Communication

1962-1967

Ampex videotape recorder type VR 1000A

Radio Communication

Billi condenser used for aerial tuning in Newfoundland, 1901

Radio Communication

1901