bn:00007105n
Noun Concept
Categories: Audio electronics, Audio amplifiers, Electronic circuits, All articles needing additional references, Audiovisual introductions in 1906
EN
audio amplifier  amplifier  audio power amplifier  electronic amplifier
EN
An amplifier that increases the amplitude of reproduced sound WordNet 3.0
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EN
An amplifier that increases the amplitude of reproduced sound WordNet 3.0 & Open English WordNet
An audio power amplifier is an electronic amplifier that amplifies low-power electronic audio signals, such as the signal from a radio receiver or an electric guitar pickup, to a level that is high enough for driving loudspeakers or headphones. Wikipedia
An amplifier, electronic amplifier or amp is an electronic device that can increase the magnitude of a signal. Wikipedia
Device for increasing the power of an electronic signal. Wikipedia Disambiguation
Audio amplifier that reaches power output sufficient to control a loudspeaker Wikidata
Electronic circuit or component that increases the level of incoming electrical signal Wikidata
An appliance or circuit that increases the strength of a weak electrical signal without changing the other characteristics of the signal. Wiktionary
Appliance or circuit. Wiktionary (translation)