The sampling rate of a data acquisition system (for ac signals) is very important.

数据采集系统的采样率(对AC信号)是十分重要的。

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The paper introduces the principle of the two-point sampling algorithm and programming idea of AC sampling in a power station monitor system, and presents some chief program code.

介绍了电站监控系统中交流采样的两点采样算法和程序设计思路，并给出了部分主要程序代码。

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This article introduces one comparative simpler method based on PIC MCU driving servo system of AC synchronizer and the applied new calculating methods, driving principle, sampling technique.

本文介绍一种基于PIC单片机驱动交流同步器随动系统最简单的方法，以及采用的新计算方法、驱动原理、采样技术。

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