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单词 θ65587
释义
the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [noun] > amplifier (10)
power amplifier1920

an amplifier designed to increase the power of an electrical signal to the level required to drive a device or circuit, esp. a speaker.

buffer amplifier1933

(see quot. 1938).

preamplifier1934

An amplifier designed to amplify a very weak signal (as from a microphone, pickup, etc.) and deliver it to another amplifier for further…

amp1945

An amplifier, esp. for an electric guitar.

power amp1947

= power amplifier n.

logarithmic amplifier1954

Of or pertaining to logarithms. Also in logarithmic sine, tangent, secant, etc., used (somewhat incorrectly) to denote the logarithm of the…

preamp1955

= preamplifier, n.

head1968

An amplifier unit (esp. one used to amplify an electric guitar) which does not contain a speaker, and is connected to one or more separate speaker…

Subcategories:

— preamplification (1)
— controls of (1)
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