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Audio-frequency amplifier | Article about audio-frequency ...
https://encyclopedia2.thefreedictionary.com/audio-frequency+amplifier
audio-frequency amplifier. [ ′ȯd·ē·ō ¦frē·kwən·sē ¦am·plə‚fī·ər] (electronics) An electronic circuit for amplification of signals within, and in some cases above, the audible range of frequencies in equipment used to record and reproduce sound. Also known as audio amplifier.
audio-frequency amplifier meaning - audio-frequency ...
https://eng.ichacha.net/ee//audio-frequency%20amplifier.html
Dictionary > Meaning > "audio-frequency amplifier" definition. audio-frequency amplifier meaning. Meaning Mobile [Electronics] An amplifier that operates in part or all of the frequency range 20 Hz to 20 kHz. High-fidelity amplifiers function over …
Amplifiers - Learn About Electronics
https://www.learnabout-electronics.org/Amplifiers/amplifiers10.php
A.F. Amplifiers. Audio frequency amplifiers are used to amplify signals in the range of human hearing, approximately 20Hz to 20kHz, although some Hi-Fi audio amplifiers extend this range up to around 100kHz, whilst other audio amplifiers may …
Audio amplifier - definition of audio amplifier by The ...
https://www.thefreedictionary.com/audio+amplifier
Define audio amplifier. audio amplifier synonyms, audio amplifier pronunciation, audio amplifier translation, English dictionary definition of audio amplifier. ... English dictionary definition of audio amplifier. Noun 1. audio amplifier - an amplifier that increases the amplitude of reproduced sound amplifier - electronic equipment that ...
What is AF (audio frequency or a.f.)? - Definition from ...
https://whatis.techtarget.com/definition/AF-audio-frequency-or-af
See also RF (radio frequency).. AF (audio frequency) (also abbreviated af or a.f.) refers to alternating current ( AC) having a frequency such that, if applied to a transducer such as a loudspeaker or headset, will produce acoustic waves within the range of human hearing.The AF range is generally considered to be from 20 Hz to 20,000 Hz.. All telephone circuits operate …
Audio Terms and Definitions | Audioholics
https://www.audioholics.com/how-to-shop/audio-terms-and-definitions
Amplifier - an electrical circuit designed to increase the current or voltage of an applied signal. Amplitude - the relative magnitude of a signal. Attenuation - the reduction of an electrical signal. Audio frequency - the acoustic spectrum of human hearing, generally regarded to …
RADIO-FREQUENCY AMPLIFIERS.
https://nvlpubs.nist.gov/nistpubs/ScientificPapers/nbsscientificpaper449vol18p335_A2b.pdf
audio-frequencyamplification,therebeingamechanicalarrange- mentwhereby thecoupling between theprimaries and seconda- ries ofthe first two radio-frequencytransformerscould be varied
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