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.
修改时间 05-22-2020 09:36 AM
用的GRAS-46AE麦克风+9232+cDAQ9174，可以收录到声音，但是没外界声音的时候也会有0.05Pa声压左右的间断性的噪声(0.05Pa差不多和人说话差不多响了)，接触方面BNC电缆也插牢了,市内又没有风，有人知道可能的原因吗？
修改时间 06-25-2020 05:31 AM
会不会是电噪声。确认供电电源是否比较干净
修改时间 05-19-2021 04:19 AM
你好，请问解决了吗？是啥原因啊?
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