Relay amplifier use with gun sights Mk 5,7,8.
Autopilot servo-amplifier
Servo amplifier as used in RAE CTV 1
Two Channel Power Amplifier
Two Channel Power Amplifier
Armstrong stereo amplifier, type 521
Adler tube amplifier, ZETA
1961
"Beam Echo" valve stereo amplifier Model P/1A
R.C.A. amplifier type LM1 32216
Sterling two-valve audio amplifier, c. 1925
Marconi amplifier, type 55, c. 1918
Brown microphone amplifier, serial no. 1265
Marconi L S 3 Power Amplifier
Items from 570 MHz Adler tube low-noise amplifier
Amplifier for use with broadcast receiver, about 1925
1923-1927
Brown microphone amplifier
One-valve audio-frequency amplifier by Reliance Radio Service
Power amplifier Travelling Wave Tube type N 1033/1035
Power amplifier Travelling Wave Tube N 1029
Feranti Parametric Amplifier
1970
"Crystavox" loud speaker
Preamplifier, 12 GHz
Direct Current Amplifier for Ionisation Chamber
1955-1969
Low noise parametric amplifier
Valve amplifier used by Frédéric Joliet and Irène Joliot-Curie
1930-1934
Leak "TL/25 Plus" audio amplifier
Rod Amplifier Head from solid state Neodymium laser
1961-1971
Sperry Attitude Director Display Amplifier
Amplifier unit
Dowty series 4900 Servo Amplifier
R.C.A. pre-amplifier type LM1 32215.
Original amplifier made and used by the Building Research Station in vibrating acoustic strain-gauge experiments
2 KW Klystron amplifier
Amplifier, valve Mk 1 No. 40
Ferranti Parametric Amplifier
Leak "Point One" amplifier, model TL12
Marconi Type 55 amplifier
Western electric loud speaking amplifier of 1923
1923
Loud speaking amplifier (Western Electric Co. Ltd)
Travelling-Wane Tube Amplifier Assembly: GEC Type PMC14
1960
X-band parametric amplifier, 7.275 GHz, by Mullard
Pre-amplifier/mixer for audio equipment
Microwave amplifier (2GHz) about 1960
Belling Lee television mast-head amplifier
Meter amplifier
1960-1979
Frenophone loudspeaker amplifier, 1922
Parametric amplifier tube, type N 1037
Small microphone amplifier, made by S.G. Brown and Co Ltd, 1918-24
1918-24
Solartron DC Decade Amplifier AA900, 1960
1960