Emitron 6X4 rectifier, 1931-1966

Electronic Components

1931-1966

red HD671-11 telephone, 1960-1982

Telecommunications

1960-1982

Portable valve radio in 'vanity case'

Radio Communication

c.1957

'His Masters Voice' record player made by the Gramophone Co. Ltd

Sound Reproduction

c.1935

TLF 300 KO3X telephone with dial, 1979

Telecommunications

1979

Mullard T.H.4 radio valve, 1936

Electronic Components

1936

Moisture tester

Textile Industry

Cosmos DE.11 general-purpose triode valve (McVitie Weston valve collection), 1924

Electronic Components

1924

Remote control for Sky+ digital satellite receiver and recorder

Computing & Data Processing

2001

Portable valve radio

Radio Communication

1950

Radio tuning coil No. 1000, 1922-1923

Radio Communication

1922-1923

Radio tuning coil No. 750, 1922-1923

Radio Communication

1922-1923

Burndept Ultra IV wireless receiver, glass back No. 4798, 1923

Radio Communication

1923

Amplifying valve type V24, 1920-1922

Electronic Components

1920-1922

Head Phones for Tape Recorder

Radio Communication

1970

Long distance voice frequency polythene insulated cable, 1930-1962

Telecommunications

1930-1962

Five pair PVC insulated and sheathed armoured interphone cable, 1933-1969

Telecommunications

1933-1969

Mazda 1R5 heptode valve, 1933-1966

Electronic Components

1933-1966

J-type overhead line bracket

Telecommunications

Carrying Pouch for portable Defibrillator

Emergency Medicine

c.2000

APA 8092 CT 119 telephone with dial, 1970-1979

Telecommunications

1970-1979

CV525 pentode, 1924-1965

Electronic Components

1924-1965

Helically wound cylindrical waveguide, 1960-1977

Telecommunications

1960-1977

VT60A triode 807 valve (McVitie Weston valve collection), 1906-1972

Electronic Components

1906-1972

Box containing miniature toys for psychometric test

Psychology, Psychiatry & Anthropometry

1937-1949

AF triode valve (McVitie Weston valve collection), 1906-1972

Electronic Components

1906-1972

'One Laptop per Child' computer, 2007-2011

Computing & Data Processing

2007-2011

Motorola V70 mobile telephone, 2002

Telecommunications

2002

'Emidicta' dictating machine

Sound Reproduction

c.1955

Jubilee 700 series telephone

Telecommunications

1977

Mullard video output pentode, T.S.P.4, 1920-1936

Electronic Components

1920-1936

Mullard VP13C thermionic valve, 1934-1988

Electronic Components

1934-1988

Nokia 3510 mobile telephone, 2002-2005

Telecommunications

2002-2005

ReVox PR99 Reel-to-Reel Audio Tape Player

Radio Communication

Radio tuning coil No. 400, 1922-1923

Radio Communication

1922-1923

Insulin 8.25, Festival Pattern Group Rexine

Experimental Chemistry

1950-1951

Sega Mega Drive console

Computing & Data Processing

c.1990

FE1 valve, 1920-1966

Electronic Components

1920-1966

MR 1 digital mobile phone

Telecommunications

c. 1994

Gamma Photon Detector

Radiomedicine

1986-1997

Portable radio cassette player made by the Sharp Corporation

Sound Reproduction

1982-1984

Model 312 table telephone

Telecommunications

1953

Telephone 746F

Telecommunications

1980

8800X analogue mobile phone

Telecommunications

1992

J-type wall bracket

Telecommunications

c.1930

grey ATA 31/34 telephone with dial, 1965-1968

Telecommunications

1965-1968

Portable Radio

Emergency Medicine

c.2000

Dictating machine made by Grundig

Sound Reproduction

c.1960

Stand for Precision Lightweight GPS Receiver (PLGR)

Navigation

Domino black and ivory telephone handset, 1981

Telecommunications

1981