This paper lays stress on the description of the three main features of KD1411: 1. the design of weak signal DC amplifier with programmable gain;

本文重点介绍了KD1411的以下三个主要特点：（1）增益可编程控制的微弱信号放大器的设计；

youdao

This paper lays stress on the description of the three main features of KD1411: 1. the design of weak signal DC amplifier with programmable gain;

本文重点介绍了KD1411的以下三个主要特点：（1）增益可编程控制的微弱信号放大器的设计；

youdao