Still further, a controller may be coupled to receive a control signalcorresponding to a variable impedance level, and control a local oscillator coupled to the mixer responsive to the control signal.
更进一步，控制器可以被耦合以接收对应于可变阻抗位准的控制信号，并响应于所述控制信 号来控制耦合到混频器的本机振荡器。
High impedance is best defined as the level at which interferences cause significant errors.
对高阻的最好解释是干扰会引起明显误差的阻抗水平。
An automatic test system is constructed and test level of transfer impedance test device is improved.
建立自动测试系统，提高转移阻抗测试装置自动测试水平。
A new signal source for electric impedance tomography system is developed to improve the high-frequency performance and to reduce the noise level of the old one.
目的研制用于电阻抗断层成像系统的信号源，提高现有系统的高频特性，同时降低其噪声水平。
Use the appropriate impedance coax cables, and completely shield the test fixture to prevent leakage of high level signals.
请使用合适阻抗的同轴电缆，并完全屏蔽测试夹具，以防大信号的漏泄。
The impedance of test base directly affects the vibration level of base, thus may influence the effect of vibration isolation equipment.
试验基座的阻抗大小直接影响基座振动的测量结果，从而对隔振装置的隔振效果有着直接的影响。
This paper presents a novel concept for system integration at system level, which is to select output impedance of source converter and input impedance of load converter as objects of standardization.
该文提出一种新颖的系统集成的观点，即从系统级的高度将分布式供电系统中的源变换器的输出阻抗和负载变换器的输入阻抗作为标准化研究的对象。
If the mutual impedance or mutual coefficient matrix of an array is perfectly known, one can completely compensate the effect of mutual coupling and realize the desired low sidelobe level in theory.
如果阵列的互阻抗(或互耦系数)矩阵确知，理论上可以精确补偿互耦的影响，从而实现极低副瓣接收。
The method of gaining impedance and the level of its reality directly influences reasonable distributing.
路阻的获得方法、反映现实的程度都直接影响分配的合理性。
Each encounters a reflective surface, the echo on the oscilloscope screen displayed the impedance difference between the two interfaces also determine the level of echo amplitude.
每遇到一个反射面时，回声在示波器的屏幕上显示出来，而两个界面的阻抗差值也决定了回声的振幅的高低。
The relationship between mutual impedance errors and the amplitude and phase errors of channels is derived, by which the relationship between mutual impedance error and the sidelobe level is given.
推导出了互阻抗误差与通道幅相误差的关系；进而得到了互阻抗误差与副瓣电平的关系。
The relationship between mutual impedance errors and the amplitude and phase errors of channels is derived, by which the relationship between mutual impedance error and the sidelobe level is given.
推导出了互阻抗误差与通道幅相误差的关系；进而得到了互阻抗误差与副瓣电平的关系。
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