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- Center Frequency adjustable 中心频率可调
- Simulated test shows that under the fixed center frequency of measurement,the innumerable balance points exist in adjustable range of tuned capacitors. 模拟实验的结果表明，在选定的测量中心频率下，在调谐电容的调节范围内，存在着无数组平衡点。
- Design and Realization on the Low Frequency Band Pass Filter with Center Frequency Adjustment 中心频率可调节的低频带通滤波器设计与实现
- Direct torque control (short for DTC), is a high-efficiency control technology in the variable frequency adjustable speed field of ac motor drives. 直接转矩控制(Direct Torque Control，简称DTC)是一种高效的交流调速技术，具有优良的调速性能和快速性，但是存在着转矩脉动比较大的问题；
- Abstract: A design method of passband edge frequency adjustable active filter is presented.The filter is controlled by a microprocessor. 摘 要: 给出了一种用单片机控制、通带边界频率可调、适用于较高频率的有源滤波器的设计方法。
- The phase noises are -117dBc/Hz at 4MHz and -107dBc/Hz at 500kHz,both off the center frequency of 4.189GHz. 在距中心频率4·189GHz为4MHz处的相位噪声为-117dBc/ Hz ;500kHz处为-107dBc/ Hz .
- Frequency Adjust Potentiometer A frequency adjust potentiometer is used to manually bring the frequency (speed) of the incoming set to that of the bus for synchronizing purposes. 频率调整电位器频率调整电位器是用于手动调整输入机组的频率使之与母排同步。
- In the band which center frequency wes 10GHZ, the isolation of these dividers/combiners was 19dB. 在中心频率为10GHZ的频段上，功率分配/合成器的隔离度为19dB。
- All data are picked up from Intel UWB Database, and the corresponding center frequency is at 5GHz. 所采用的数据源自Intel公司的UWB数据库,中心频率为5GHz。
- The measured phase noise is-117dBc/Hz at 4MHz off the center frequency of 4.189GHz. 其在4.;189GHz频点上4MHz频偏处所测得的相位噪声为-117dBc/Hz
- With electrode thickness increases, passband ripple becomes smaller, center frequency moves toward lower frequency. 当电极厚度增加时，通带的涟波会变小，中心频率会降低。
- The SCP of backscattering signals approach the emissive center frequency with increase of ages. 随年龄的增大，质心位置越接近于发射超声的中心频率。
- This paper introduces variable frequency adjustable speed system for external rotol synchronous motor with permanent field magnets fitted to a dacron filament high-speed spinning machine friction roll. 本文介绍用于涤纶长丝高速纺丝机摩擦辊外转子永磁式同步电动机的变频调速系统。
- The center frequency tunability characteristic of the filter is investigated as well. 研究了该滤波器的中心频率的可调谐特性。
- This paper mainly introduces the starting method,and the starting torque,starting current and starting time (i.e.acceleration time) of the variable frequency adjustable speed induction motors. 主要介绍变频调速异步电动机的起动方式及涉及的起动转矩、起动电流和起动时间(或称加速时间 )。
- The apodized function has analogic effect to the center frequency and the width of the bandgap. 同样构造的线性变迹的光子晶体和正弦变迹的光子晶体对于光子禁带的中心频率和宽度有类似的影响。
- In order to make the microstrip equalizer matchs the given attenuation curve respectively ,it should be attenuation adjustable and quality factor adjustable besides frequency adjustable. 为了使微带均衡器满足衰减特性与给定的误差曲线逐点拟和的要求，就必须使其频率可调、衰减可调、品质因数可调。
- The analysis on the relationship of the center frequency deviation and the microstrip open-end effect is given. 同时分析了导致这种偏移的原因，并阐述了该方法的理论基础。
- It is shown that the response is triple valued,if the center frequency of excitation lies in a certain specified range. 使用等效线性化技术与单模态近似得到响应的均方误差方程。
- Abstract： The stabling center frequency technology for transmitter in wavelength devision multiplexing system is very important. 摘 要： 波分复用系统光源中心频率的稳定技术是该系统的关键技术之一。
