本文研究了利用自动平衡电桥方法,通过测量高端和低端两路矢量电压来精确测量电感L、电容C和电阻R(即LCR)。
This paper studies the method of auto balancing bridge to precisely measure inductance L, capacitance C, resistance R(namely LCR)by measuring the high and low terminal vector voltages.
介绍将电压、电流、电阻归一化测量的自动量程转换电路及主要软件流程。
This paper introduces the automatic range conversion circuit of voltage, current and resistance normalized measure and the working process of software.
利用配有电压自动衰减电路的铁电材料测试系统测量了PZT铁电体材料样品的电滞回线。
The PZT ferroelectric slice sample was measured by the system with the automatic voltage-decaying circuit, and hysteresis loops of the sample was exhibited.
由于采用阵列结构,计算机自动转换测量电压,测试效率大为提高,测得数据重复性好。
With a matrix structure and computer-aided automatically conversion of testing voltage, the testing efficiency has been greatly improved and a good data repeatability obtained.
介绍了双积分式A/D转换器CC1 44 3 3在宽范围电压测量中自动量程转换电路的设计及工作原理。
The design and the work principle of automatic range-changing circuit of dual-integral A/D converting chip CC14433 in voltage measuring of wide range are introduced.
结合笔者从事计算机测控系统的研发实践,介绍一种测量“低电平宽量程电压信号”的自动测量方法。
Combining with the practical research and development of the computer measure and control system, the paper introduces an automatic method to measure the "low-level and wide-range voltage signals".
介绍了用HP-VEE软件及现有设备实现数字电压表的自动化测试,提高了测量速度,减少了由于人员因素造成的误差。
This paper introduces achievement of an automatic test of he digital voltmeter with HP-VEE software and available equipment to increase the measuring speed, decrease the personal error.
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.
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.
报道了所建立的半导体光电压谱自动测量系统的结构、联机方法和工作原理。
The surface photovoltage of the products were studied by surface photovoltage spectra(SPS)in different electric fields.
测量功能:高精度测量电流电压、P、Q、功率因数、频率、零序电流、计算电度;2路脉冲量输入实现外部电度表自动抄表;
Measure function: can measure current, voltage, active power, reactive power, frequency, zero sequence current, electric energy, 2 pulse inputs implement watt-hour meter auto read;
测量功能:高精度测量电流电压、P、Q、功率因数、频率、零序电流、计算电度;2路脉冲量输入实现外部电度表自动抄表;
Measure function: can measure current, voltage, active power, reactive power, frequency, zero sequence current, electric energy, 2 pulse inputs implement watt-hour meter auto read;
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