Modular Data Acquisition
Distributed Measurement and Control
High-Performance Test
Automated Test System Development Software
Perspectives showcases how NI sees what’s next in the world of test and technology.
You can request repair, RMA, schedule calibration, or get technical support. A valid service agreement may be required.
Provides support for NI data acquisition and signal conditioning devices.
Provides support for Ethernet, GPIB, serial, USB, and other types of instruments.
Provides support for NI GPIB controllers and NI embedded controllers with GPIB ports.
3)使用缓冲器,降低信号源阻抗。
降低信号源阻抗,是减小鬼影现象影响的最佳方法。理论上信号源阻抗足够低,内部等效电容C两端电压在足够短的时间内达到被测量的电压,测量值越接近真实值。而降低信号源阻抗的方法通常是使用放大器或电压跟随器(可参考KB 2O8AD10T) ,这往往会带来额外的成本开销,并使得测量电路变得更复杂。
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A valid service agreement may be required, and support options vary by country.