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

Radio Communication

1947-1948

Liquid-filled plastic lens television magnifier, 1935-1965

Radio Communication

1935-1965

Sony 'Trinitron' colour television, 1969-1970

Radio Communication

1969-1970

Three-ring Enigma cypher machine in oak wood transit case

Radio Communication

1934

Bush TV22 Television Receiver, 1945-1955

Radio Communication

1945-1955

Marconi-Reis transverse-current carbon microphone

Radio Communication

1925-1935

Type C crystal radio receiver

Radio Communication

c.1925

BBC Marconi AXBT ribbon microphone

Radio Communication

1944-1959

DLR No. 5 headphones from Wireless Set No. 38, 1939-1945

Radio Communication

1939-1945

Gecophone crystal detector radio set no. 1, 1923

Radio Communication

1923

Aerial tuning inductor from the Rugby Radio Station, 1943-1966

Radio Communication

1943-1966

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

Radio Communication

1953

Robert's 'Classic 2000' digital radio, 2001

Radio Communication

2001

Marconi coherer and Admiralty pattern decoherer, 1900-1910

Radio Communication

1900-1910

Three-valve radio receiver, 1922-1925

Radio Communication

1922-1925

Knochenhauer spirals, 1963

Radio Communication

1963

A-52 Murphy Radio Receiver, 1938-1939

Radio Communication

1938-1939

Amateur radio call books, 1938 and 1951

Radio Communication

1938 and 1951

Portable "Spinney" transistor radio by Perdio Radi

Radio Communication

1965

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

Radio Communication

1900-1910

Primax moving iron loudspeaker, 1924-1927

Radio Communication

1924-1927

Experimental television receiver used by JL Baird in demonstration at Royal Institution, 1926

Radio Communication

1926

Amplion loud speaker with wooden horn, 1925

Radio Communication

1925

Pye Bantam radio telephone set, 1963-1965

Radio Communication

1963-1965

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

Radio Communication

1954

Iron borings coherer (Branly type), 1894

Radio Communication

1894

Hughes microphone detector, 1865-1875

Radio Communication

1865-1875

Pye PTC 2007 radio telephone, 1955-1964

Radio Communication

1955-1964

Model, scale 1:30, of 240 ft wooden receiving tower for CH (Chain Home) radar, Mark II West Coast pattern

Radio Communication

1940-1962

transistor radio

Radio Communication

1958-1963

Audiopak tape cartridge

Radio Communication

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

Radio Communication

1936-1955

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

Radio Communication

1905

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

Radio Communication

1924-1927

B.T.H. headphones, bearing B.B.C. insignia

Radio Communication

television receiver built from 'Premier Radio' kit, 1945-1955

Radio Communication

1945-1955

novelty crystal radio set, 1925-1930

Radio Communication

1925-1930

Ekco A D 75 receiver, 1946

Radio Communication

1946

De Forest syntoniser, 1902-1907

Radio Communication

1902-1907

Ferguson television receiver, 20", black-and-white

Radio Communication

1979

two-valve short wave radio - telephonic receiver, 1927

Radio Communication

1927

Ampex videotape recorder type VR 1000A

Radio Communication

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

Radio Communication

1980-1983

Mobile aerial from 'Oscar One' CB transceiver, 1980-1983

Radio Communication

1980-1983

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

Radio Communication

1949

Wireless World Diary, 1933

Radio Communication

1933

Reporter mobile radiophone, 1951-1953

Radio Communication

1951-1953

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

Radio Communication

1906-1916

'Italian Navy' detector, 1899-1901

Radio Communication

1899-1901

Iron borings coherer (Branly type), 1894

Radio Communication

1894