The utility model discloses an optical fiber monitoring system audio signal processing device comprises a filtering amplifier, sequentially connected drive amplifier and power amplifier, filtering amplifier for the optical fiber vibration to remove the noise in the signal, the driver amplifier based on the peripheral devices required to adjust the amplitude of power amplifier, power amplifier the detection of audio signal reduction. Optical fiber monitoring system of audio signal processing device of the utility model by RIAA pre filter amplifier eliminate noise signal through the current closed-loop power amplifier technology to meet the requirement of power amplifier circuit to adjust the headset, speaker input signal power by power, this scheme can not only meet the requirements of optical fiber monitoring equipment and audio processing, at the same time, small volume, convenient carrying and.
【技术实现步骤摘要】
【技术保护点】
一种光纤监听系统音频信号处理装置，其特征在于：包括顺序相连的前置滤波放大器、驱动放大器及功率放大器，所述的前置滤波放大器用于对光纤震动信号中的噪声进行滤除，所述的驱动放大器根据外围功放器件的要求调整功率幅值，所述的功率放大器对探测音频信号进行还原。
【技术特征摘要】
【专利技术属性】
技术研发人员：田建伟，高然，周莹，
申请(专利权)人：北京航天易联科技发展有限公司，
类型：实用新型
国别省市：
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