preamplifier

n.

（无线电）前置放大器；增音机；预放器；

Preamplifier
Preamplifier
Preamplifier
Preamplifier circuit
A micropower dry-electrode ECG preamplifier
Design of a low-noise preamplifier for nerve cuff electrode recording
Low-voltage CMOS current-mode preamplifier: analysis and design
A low-power high-PSRR current-mode microphone preamplifier
A Low-Noise Preamplifier with Adjustable Gain and Bandwidth for Biopotential Recording Applications
Noise performance design of CMOS preamplifier for the active semiconductor neural probe
A high-resolution NMR probe in which the coil and preamplifier are cooled with liquid helium ☆
S/N and error rate performance in AlGaAs semiconductor laser preamplifier and linear repeater systems
High-contrast, high-intensity laser pulse generation using a nonlinear preamplifier in a Ti:sapphire laser system