多使用放大器减小噪声分两步。

You can use more amplifiers to reduce noise in two ways.

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最后，分析了进一步降低功率放大器的功耗、提高效率、提高可靠性，减小功放体积的可能性。

Finally, the author analyzes the possibility to cut down power waste of amplifier further, improve the efficiency and reliability, decrease the volume of power amplifier.

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电路采用电容负反馈互导放大器(CTIA)及相关双取样(CDS)结构，有利于减小电路的噪声。

The adoption of capacitor feedback transimpedance amplifier (CTIA) and correlated double sampling (CDS) structure helps to reduce the noise of the circuit.

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