采用放大器，就必须考虑接收机的烧毁电平和压缩电平，采取适当的措施进行校准，以便提高系统测量准确度。
Use amplifiers, receivers must consider the level and burned compression level to take appropriate measures calibration, in order to improve measurement accuracy of the system.
提出了基于频域校准相位抵消法的低中频接收机方案，同时分析其性能以及i,Q两路的相位、幅度误差带来的影响。
The performance of the plan and the effects caused by phase and amplitude error in I and Q path were given.
该装置应包含测量接收机各项主要功能，能够用于普通信号（函数）发生器的计量检定（校准）。
The apparatus shall be furnished with the main functions of a measurement receiver, and can be used for metering and calibrating ordinary signal (function) generators.
该装置应包含测量接收机各项主要功能，能够用于普通信号（函数）发生器的计量检定（校准）。
The apparatus shall be furnished with the main functions of a measurement receiver, and can be used for metering and calibrating ordinary signal (function) generators.
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