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BNC7070是一款用户信号相位和噪声测试的仪器，频率范围有5MHZ~7GHZ。具体的参数如下：
Features
• All-in-one compact measurement system
• Measurements down to -185 dBc/Hz
• Offset range from 0.1 Hz to 45 MHz
• Selectable internal or external reference sources
• Powerful graphical user interface (GUI)
• Remote control via LAN, USBTMC and GPIB
Applications
• General purpose phase and amplitude noise tests
• Additive or residual phase noise measurements supported
• Time domain and spectrum analysis
• Cross-correlator FFT analysis
• Automated production testing
