preamplifier
[ pree-am-pluh-fahy-er ]
/ priˈæm pləˌfaɪ ər /
noun
a device in the amplifier circuit of a radio or phonograph that increases the strength of a weak signal for detection and further amplification.
Words nearby preamplifier
prealtar,
prealternate molt,
preamble,
preamble to the constitution,
preamp,
preamplifier,
preanesthetic,
preantiseptic,
preappoint,
prearrange,
prearranged
British Dictionary definitions for preamplifier
preamplifier
/ (priːˈæmplɪˌfaɪə) /
noun
an electronic amplifier used to improve the signal-to-noise ratio of an electronic device. It boosts a low-level signal to an intermediate level before it is transmitted to the main amplifier
Sometimes shortened to: preamp