Band-pass filter often used in anti-jamming devices, in order to receive a valid signal within the band, while the elimination of high frequency and low frequency interference and noise.

带通滤波器经常用于抗干扰设备中，以便接收某一频带范围内的有效信号，而消除高频段和低频段的干扰和噪声。

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Band-pass filter often used in anti-jamming devices, in order to receive a valid signal within the band, while the elimination of high frequency and low frequency interference and noise.

带通滤波器经常用于抗干扰设备中，以便接收某一频带范围内的有效信号，而消除高频段和低频段的干扰和噪声。

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