该系统的数字电压表电路简单，可以测量0 ~5V的电压值，并在四位LED数码管上轮流显示或单路选择显示。
The system's digital voltmeter circuit is simple, can measure the voltage 0 ~ 5v, and the four turns on the LED digital display or a single select Show.
介绍使用具有IEEE—488接口的数字电压表构成的高精度室温自动检测系统的设计方案。
This paper introduces the design scheme of a highly accurate measurement system of temperature automation using a digital voltmeter with the IEEE-488 interface.
文中给出了一种由配有IEEE- 488接口的恒流源、电压表、开关矩阵和计算机组建自动测量系统的方法。
In this paper, a method is introduced to set up an automatic measurement system which is made of constant current source unit, voltage meter, switch matrix and computer with IEEE - 488 interface.
本文向读者简要介绍如何将常见的4（1/2）位数字电压表作为A/D转换装置与显示器用于微机控制系统的方法。
The paper shows the trick of using the 41/2 Digit Panel Meter as an A/D converter and monitor in a microcomputer control system.
本文向读者简要介绍如何将常见的4（1/2）位数字电压表作为A/D转换装置与显示器用于微机控制系统的方法。
The paper shows the trick of using the 41/2 Digit Panel Meter as an A/D converter and monitor in a microcomputer control system.
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