An amplifier is an electronic device in a radio or stereo system which causes sounds or signals to get louder.
Synonyms: amp [informal], speaker, loudspeaker More Synonyms of amplifier
amplifier in British English
(ˈæmplɪˌfaɪə)
noun
1.
an electronic device used to increase the strength of the signal fed into it
2.
such a device used for the amplification of audio frequency signals in a radio, etc
3. photography
an additional lens for altering the focal length of a camera lens
4.
a person or thing that amplifies
amplifier in American English
(ˈæmpləˌfaɪər)
noun
1.
a person or thing that amplifies
2. Electronics
a device that increases the strength of a weak electrical signal without changing the other characteristics of the signal
amplifier in Electrical Engineering
(æmplɪfaɪər)
Word forms: (regular plural) amplifiers
noun
(Electrical engineering: Computing and control)
An amplifier is an electrical circuit that produces an output that is larger than the input.
An amplifier is a basic signal processing unit that increases the power of an audio signal.
As an amplifier simply magnifies what it is given, it will amplify the noise as well as the signal.
An amplifier is an electrical circuit that produces an output that is larger than the input.
amplification, difference amplifier
PronunciationNote that in the nouns amplifier and amplitude, the main stress is on the first syllable. ( /amp-li-fi-er/) ( /amp-li-tude/)The noun amplification has two stressed syllables, with the main stress on the fourth syllable. ( /amp-li-fi-ca-tion/)
Examples of 'amplifier' in a sentence
amplifier
I put my head back against Andy's amplifier (25) and listened to his voice echo.
David Cavanagh MUSIC FOR BOYS (2003)
He listened to the amplifier on his desk, to which the receiver was attached, protest for a few moments.
Thomas, Craig THE LAST RAVEN (2003)
When the first record was over, another voice introduced Bonny again and a third and fourth and fifth poem boomed out over the amplifier.
Dhondy, Farrukh COME TO MECCA (2003)
The remainder of the safety line wound around a large reel mounted inside the helicopter and connected to an outside amplifier.
Cussler, Clive INCA GOLD (2003)
Word lists with
amplifier
camera
In other languages
amplifier
British English: amplifier /ˈæmplɪˌfaɪə/ NOUN
An amplifier is an electronic device in a radio or stereo system, which causes sounds or signals to become louder.
American English: amplifier
Arabic: مُكَبِّر
Brazilian Portuguese: amplificador
Chinese: 扩音器
Croatian: pojačalo
Czech: zesilovač
Danish: forstærker
Dutch: versterker
European Spanish: amplificador
Finnish: vahvistin
French: amplificateur
German: Verstärker
Greek: ενισχυτής
Italian: amplificatore
Japanese: アンプ
Korean: 증폭기
Norwegian: forsterker
Polish: wzmacniacz
European Portuguese: amplificador
Romanian: amplificator
Russian: усилитель
Latin American Spanish: amplificador
Swedish: förstärkare
Thai: เครื่องขยายเสียง
Turkish: yükseltici
Ukrainian: підсилювач
Vietnamese: bộ khuếch đại
All related terms of 'amplifier'
power amplifier
an amplifier that is usually the final amplification stage in a device and is designed to give the required power output
tuner amplifier
an electronic device used to increase the strength of the signal fed into it
magnetic amplifier
a sensitive device that controls the flow of an alternating current by applying a weak signal to the windings of its magnetic core
class-A amplifier
an electronic amplifier in which the output current flows for the whole of the input signal cycle
class-B amplifier
an electronic amplifier in which the output flows for half of the input signal cycle
class-C amplifier
an electronic amplifier in which the output current flows for less than half of the input cycle
difference amplifier
A difference amplifier is a device that amplifies the difference between two inputs , rejecting any signals common to both.
operational amplifier
a high-gain direct-coupled amplifier , the response of which may be controlled by negative-feedback circuits externally connected
parametric amplifier
a type of high-frequency amplifier in which energy from a pumping oscillator is transferred to the input signal through a circuit with a varying parameter , usually a varying reactance
Chinese translation of 'amplifier'
amplifier
(ˈæmplɪfaɪəʳ)
n(c)
扬(揚)声(聲)器 (yángshēngqì) (个(個), gè)
(noun)
Definition
an electronic device used to increase the strength of a current or sound signal
It was just a cassette deck and an amplifier, but it worked well.