Benchtop Measurement and Test
Distributed Measurement and Control
High-Performance Test
Systems Engineering Software
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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 09-02-2015 12:37 AM
请问有谁用过基于USRP来做幅值调制解调？我想知道我的程序哪里有问题吗？为什么得到的解调信号和发射的信号幅值相差一个数量级呢？接收端的载波幅值该怎样求？
谢谢大家帮我指点一下！
修改时间 11-17-2017 07:42 PM
会不会是接收端功率和发送端功率不匹配？
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