根据陷波滤波器均衡法的原理,用光无源器件耦合器来修正掺铒光纤放大器增益谱线的不平坦,并探索出一种可以方便快捷地得到耦合器相关参数的方法。
Coupler is used to rectify EDFA's gain spectrum based on the principle of gain equalizing technology. A method was suggested to achieve the suitable parameters of the coupler.
在信号处理中选用具有低噪声、高精度、低功耗放大器ad620作为前置放大器,并以高、低通滤波器和工频陷波器清除干扰信号。
During signal processing, choosing low noise, high-precision, low-power amplifier AD620 as a pre-amplifier, and high-and low-pass filter and the frequency notch filter removal of interfering signals.
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