前置放大器与均衡器或滤波器跟在雪崩二极管检测器的后面以获得增益，线性信号处理及噪声宽带的抑制。

The avalanche photodiode detector is followed by a front-end amplifier and equalizer or filter to provide gain as well as linear signal processing and noise bandwidth redution.

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分布式放大器以其超宽带、低噪声、高增益等特性成为光接收机前置放大器的优良选择方案。

Distributed amplifier which has characteristics of ultra-wideband, low noise, high gain etc is a good option of photoreceiver pre-amplifier.

youdao

分布式放大器以其超宽带、低噪声、高增益等特性成为光接收机前置放大器的优良选择方案。

Distributed amplifier which has characteristics of ultra-wideband, low noise, high gain etc is a good option of photoreceiver pre-amplifier.

youdao