对于交流电压测量﹐利用有效值转换电路或精密整流器电路将交流信号转换成直流电压。
For AC voltage measurement, an RMS converter circuit or a precision rectifier circuit convert the AC signal into a DC voltage.
我们使用了真有效值转换集成芯片AD536研制成功PTCR残余电流测试仪，本文叙述了该仪器的原理。
We used a monlithic Integrated circuit AD536 which performs ture rms-to-dc conversion. This paper describes the principle of the PTCR remainder current instrument with AD536.
本文介绍几种真有效值交直流转换的方法，并对各种方法的优缺点进行了比较。
In this paper several methods of the true RMS AC-DC conversion are exemplified, and the advantages of various methods are compared.
它可为不同时速的A/D转换系统确定逼近真有效值的精度采样频率和采样个数。
It can precisely define sampling frequency and sampling amount of true effective value of approaching signal for A/D conversion system at different speed.
它能精确测量任意波形的低频模拟周期信号并同时显示其有效值和分贝值。具有智能量程转换功能。
It not only can measure discretionary low-frequency analog signals exactly, but also can show their virtual values and decibels synchronously, which has the intelligent selectiveness of measure.
介绍扩展DMM功能的设计方案，使其能进行在线测量和能测量信号的频率、高频信号的有效值及自动转换量程。
A solution of expanding DMM's function is introduced, it can measure on-line, can measure signal's frequency, HF's RMS and auto-range transfer.
介绍扩展DMM功能的设计方案，使其能进行在线测量和能测量信号的频率、高频信号的有效值及自动转换量程。
A solution of expanding DMM's function is introduced, it can measure on-line, can measure signal's frequency, HF's RMS and auto-range transfer.
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