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1·An integrating amplifier working together with the infrared detectors with high impedance, for example InSb (pv), will be here introduced.

本文介绍一种与高阻红外探测器相匹配的积分放大器，用来读出探测器的输出信号。

2·This article discusses the principle and linearity of charge sensitive amplifier. The result of simulation and the property of both charge integrating ADC and data acquisition system were described.

本文讨论了电荷灵敏放大器的原理及系统的线性，给出了放大器线性度软件仿真结果、电荷积分adc的性能测量结果及数据采集系统的线性测量结果。

3·Some principles of zero-setting method arc also illustrated, according to which the decreasing of integrating drift of operational amplifier c…

并且提出了选择另点设置方法的若干原则，从而可以减少放大器的积分游动。