各单元电路设计时，从整个测量系统误差的角度分析设计低噪音前置放大器、程控放大器、线性精密检波器等单元电路。
For every circuit unit, mainly analyzing and designing the low-noise preamplifier, rule control amplifier and linearity precision detector unit circuit and so on.
设计中的放大器和使用高品质低噪音元件确保信号的反应是明确和清晰的，没有增加的背景嗡嗡声的一些助推器。
The design of the amplifier and the use of the high-quality low noise components ensure the signal response is clear and crisp, without the added background hum of some boosters.
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