low-noise amplifier


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low-noise amplifier

[′lō ‚nȯiz ′am·plə‚fī·ər]
(electronics)
An amplifier having very low background noise when the desired signal is weak or absent; field-effect transistors are used in audio preamplifiers for this purpose.
References in periodicals archive ?
The devices address low-noise amplifiers and transmit power amplifiers a[euro]" two elements of wireless infrastructure equipment for which extremely high RF performance is critical.

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