1) tunable bandstop filter
调谐带阻滤波器
1.
This dissertation finished the design and physical production of VCOs and tunable bandstop filter.
本文研究了基于BZN变容管调谐而设计的X波段的VCO和调谐带阻滤波器,利用分布参数和半分布参数的思想设计VCO,并对比了这两种结构的相位噪声和调谐率,通过带阻滤波器和低通原型滤波器之间的变换关系设计出带阻滤波器,并在微带电路中采用BZN变容管实现中心频率的变化。
2) YIG-tuned band-stop filter
YIG调谐带阻滤波器
1.
Experiment was carried out on the 2-18GHz YIG-tuned band-stop filter with 16-stage equal components sturcture,and the filter has practical performance of straight-through loss of less than 2dB,stop-band height of higher than 40dB and 40dB stop-band width of higher than 8MHz.
给出2~18GHz、16级等元件结构YIG调谐带阻滤波器的实验结果,该滤波器的直通损耗小于2dB,阻带高度大于40dB,40dB阻带宽度大于8MHz,已达到实用水平。
3) tunable bandstop fitler
可调带阻滤波器
4) voltage tunable bandpass filters
电压调谐带通滤波器
1.
Design and research of voltage tunable bandpass filters;
电压调谐带通滤波器的设计研究
5) FTBF Frequency Tuned Bandpass Filter
频率调谐带通滤波器
6) tuned filter
调谐滤波器
1.
For these reasons the tuned filter must be used when the reactive compensation is done at the existing of system harmonic so as to fulfill the following tasks:do reactive.
所以,在系统存在谐波的情况下做无功补偿时,一定要用调谐滤波器,使其在基波频率下做无功补偿,在谐波频率下表现电感性,避免发生谐振,并且滤除部分谐波。
2.
The newly developed auto-tuned filters are introduced in this paper.
论述了交流调谐滤波器的工作原理和固有缺点,说明滤波器参数变化所引起的失谐是导致滤波性能恶化的主要原因。
3.
Single tuned filter is made of capacitance.
单调谐滤波器为容性,而中频电炉工作一般功率因数较高,因此对中频电炉的谐波治理,应兼顾滤波与无功功率补偿。
补充资料:调谐
1.调和﹔协调。 2.调节可变电容器或线圈使收音机与无线电波达到谐振。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条