Image
Category
Collection
Maker
On Display
Object type
Place
Material
Date
Submerged repeater for TAT-1, 1956

Submerged repeater for TAT-1, 1956

1956

Submerged repeater amplifier, 1967

Submerged repeater amplifier, 1967

1967

Transistorized audio-frequency telephone line amplifier, 1954

Transistorized audio-frequency telephone line amplifier, 1954

1954

Marshall JVM410H-H 100W guitar amplifier head

Marshall JVM410H-H 100W guitar amplifier head

2017

Transistorized audio-frequency telephone line amplifier, 1953

Transistorized audio-frequency telephone line amplifier, 1953

1953

Transistorized audio-frequency telephone amplifier, 1955

Transistorized audio-frequency telephone amplifier, 1955

1955

Two-wire telephone repeater, 1923-1925

Two-wire telephone repeater, 1923-1925

1923-1925

Heurtley magnifier, 1919

Heurtley magnifier, 1919

1919

Leak "point one" sound pre-amplifier, 1956

Leak "point one" sound pre-amplifier, 1956

1956

Pye 4060 Compression Amplifier

Pye 4060 Compression Amplifier

circa 1965

Home-constructed Williamson amplifier, c. 1949

Home-constructed Williamson amplifier, c. 1949

circa 1949

Vortexion (Blattnerphone) Record Amplifier

Vortexion (Blattnerphone) Record Amplifier

two-wire telephone repeater, 1923-1925

two-wire telephone repeater, 1923-1925

1923-1925

Marshall JVM410H-H 100W guitar amplifier head and associated accessories

Marshall JVM410H-H 100W guitar amplifier head and associated accessories

2017

Valve amplifier, by Shirley Laboratories Ltd, 1954-1960

Valve amplifier, by Shirley Laboratories Ltd, 1954-1960

1954-1960

Heurtley magnifier, 1919.

Heurtley magnifier, 1919.

1919

Amplifier for Oramics Machine

Amplifier for Oramics Machine

1966

Marconi BD517C microphone and general purpose amplifier module

Marconi BD517C microphone and general purpose amplifier module

1961

Outside Broadcast Audio Amplifier

Outside Broadcast Audio Amplifier

1900-1930

Home-built amplifier

Home-built amplifier

1965; 1965

Amplifier made by Trio, 1971

Amplifier made by Trio, 1971

1970-1971

Gaumont Kalee GK18 Amplifer

Gaumont Kalee GK18 Amplifer

Amplifier and sound recorder

Amplifier and sound recorder

Outside Broadcast Audio Amplifier

Outside Broadcast Audio Amplifier

1936

Prototype Cox selenium-cell magnifier equipment, 1910-1920

Prototype Cox selenium-cell magnifier equipment, 1910-1920

1910-1920

Gaumont Kalee GK18 Amplifer

Gaumont Kalee GK18 Amplifer

Gaumont Kalee GK18 Amplifer

Gaumont Kalee GK18 Amplifer

Trio Solid State Stereo Amplifier Model KA-2002

Trio Solid State Stereo Amplifier Model KA-2002

Three-stage amplifier and equaliser

Three-stage amplifier and equaliser

1931-1940

Third manufacturing stage of Amplifier for Lyman-alpha detector

Third manufacturing stage of Amplifier for Lyman-alpha detector

TOA 500 Series Mixer Power Amplifier A-503E

TOA 500 Series Mixer Power Amplifier A-503E

Probably a battery powered amplifier

Probably a battery powered amplifier

Outside Broadcast Audio Amplifier

Outside Broadcast Audio Amplifier

1936

Tannoy AP.30/2.IP Mk. 1 amplifier

Tannoy AP.30/2.IP Mk. 1 amplifier

BBC OBA/9 Outside Broadcast Amplifier

BBC OBA/9 Outside Broadcast Amplifier

1952

Ash Nicam tuner amplifier, c 1995

Ash Nicam tuner amplifier, c 1995

1985-2005

Internal electrode structure from Adler tube low-noise amplifier

Internal electrode structure from Adler tube low-noise amplifier

1960

Amplifier and Processing Equipment for Noise Monitoring Unit

Amplifier and Processing Equipment for Noise Monitoring Unit

1955-1964

Amplifier for Lightworks Non-Linear Editing Machine

Amplifier for Lightworks Non-Linear Editing Machine

1990s

Amplifier for Lightworks Non-Linear Editing Machine

Amplifier for Lightworks Non-Linear Editing Machine

1990s

German two-valve low-frequency amplifier from the First World War, 1914-1918

German two-valve low-frequency amplifier from the First World War, 1914-1918

1914-1918

Tannoy Amplifier Type AP.60/3.IP. M.K.II

Tannoy Amplifier Type AP.60/3.IP. M.K.II

BBC GPA/1A General Purpose Amplifier

BBC GPA/1A General Purpose Amplifier

BBC C/3 Amplifier

BBC C/3 Amplifier

BBC D/2 Amplifier

BBC D/2 Amplifier

1931

Klangfilm Amplifier for Zeiss-Ikon Type B Portable 35mm Sound Projector

Klangfilm Amplifier for Zeiss-Ikon Type B Portable 35mm Sound Projector

1930

BBC OBA/9 Trap Valve Amplifier

BBC OBA/9 Trap Valve Amplifier

1952

BBC OBA/9 Outside Broadcast Amplifier

BBC OBA/9 Outside Broadcast Amplifier

1952

BBC TSA/2 Tone Source Amplifier

BBC TSA/2 Tone Source Amplifier

circa 1931

Model 13 Amplifier for infrared spectrophotometer, Perkin-Elmer model 12c, United States, 1944-1950

Model 13 Amplifier for infrared spectrophotometer, Perkin-Elmer model 12c, United States, 1944-1950

1944-1950