介绍了一种实用的程控增益技术，该技术利用DAC0832作为程控增益放大器，具有良好的控制特性，线性度好。
This paper introduces a sort of program-controlled-gain technology, which makes use of DAC0832. The amplifier has good control and linear characteristic.
主要优点失真小，放大倍数高以及增益大小可编程控制。
Its main advantages are low distortion and high magnification times. In addition, its gain magnitude can be controlled through programming.
一种用于数据采集的程控信号调理方法，在单片机控制下实现程控增益、程控低通滤波。
A method of signal condition that achieves programmable gain and low pass filter in data acquisition.
该系统中的硬件包括D／A和A／D转换接口、程控增益放大器、多路取样阀门控制接口等；软件包括在线流程分析和常规分析软件。
Hardware interface includes A/D, D/A converters, programmable gain controller and multiplex sampling valve controller. software includes on-line process analysis and normal analysis unit.
提出一种自动量程切换电压测量系统的设计方法，该系统基于程控增益放大器器件，使用单片机控制其增益实现量程的自动切换。
It presents a system of voltage measurement with self-scale, based on the program control amplifier controlled by the single chip computer.
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；
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；
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;
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