Based on broad band and low amplitude of the leaking signal, it brings forward a broad band, high-gain circuit based on uPC1658, and introduces the cascade form which can provide approximately 25db gain for the system.

• 基于泄漏信号的宽频带和低幅值,提出一种基于uPC1658的宽频带高增益电路,并给出级联形式,可对系统提供约25db的增益。