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.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
[ClickPress, Tue Aug 20 2019] Global low noise amplifier market report provides analysis for the period 2016 -- 2026, wherein the period from 2018 to 2026 is the forecast period and 2017 is the base year.
For antenna diversity applications, the RFX2511 features a high-efficiency power amplifier (PA), low noise amplifier (LNA) with bypass mode, Transmit/Receive switch, double- pole, double-throw (DPDT) antenna switch for diversity, and directional power detector circuitries.
Chen, "A Compact Wideband CMOS Low Noise Amplifier with Gain Flatness Enhancement", IEEE Journal of Solid-State Circuits, vol.
A new GaAs dual low noise amplifier (LNA) that combines high gain and state-of-the-art noise figure with high IP3 performance and is ideal for balanced amplifier use has been introduced.
In line with the needs for such failsafe torque control applications, the MLX83203 features extensive diagnostics as well as a high speed, low noise amplifier. Rather than configuring the pre-driver by applying external resistors, 6 bytes of on-chip EEPROM offer wide-ranging configuration options while minimizing pin count.
The new module variants are designed with the same, ultra-compact 11 x 11 mm cavity PCB package as the other modules in the series, with the bonus of a second Low Noise Amplifier (LNA) and Surface Acoustic Wave (SAW) Filter.
Additionally, EMS said that D&S's nulling technology is space-qualified and it manufactures mission-critical satellite communications subsystems, including low noise amplifier assemblies, amplitude and phase weighting, power combining, switching networks and signal nulling subsystems.
SWID has also announced the availability of an integrated walkie-talkie chip (XN239) and a low noise amplifier (XN255) to complement its integrated RF tuner.
The multiplexer directs the transmit signals through a broadband MMIC power amplifier (PA) and the receive signals through a broadband MMIC low noise amplifier (LNA).

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