摘要
信号调理电路是一种用于改善信号质量的电路,在电声系统中发挥着重要作用。首先,分析电声系统的构成及信号调理电路的作用。其次,分析电声系统中信号调理电路的优化难题,包括信号动态范围受限、放大电路增益稳定性差、模拟/数字信号接口匹配不佳。最后,提出一系列优化方案,如通过优化自动增益控制(Automatic Gain Control,AGC)电路来实现自动调节功能,采用高精度的温漂补偿电路来增强增益的稳定性,通过优化模/数转换接口电路并采用缓冲放大器来增强接口匹配度。通过这些策略能够有效提高电声系统的性能及稳定性。
Signal conditioning circuit is a type of circuit used to improve signal quality and plays an important role in electroacoustic systems.Firstly,analyze the composition of the electroacoustic system and the role of the signal conditioning circuit.Secondly,analyze the optimization challenges of signal conditioning circuits in electroacoustic systems,including limited signal dynamic range,poor gain stability of amplification circuits,and poor matching of analog/digital signal interfaces.Finally,a series of optimization schemes are proposed,such as optimizing the Automatic Gain Control(AGC)circuit to achieve automatic adjustment function,using high-precision temperature drift compensation circuit to enhance gain stability,optimizing the analog-to-digital conversion interface circuit and using buffer amplifiers to enhance interface matching.The above strategies can effectively improve the performance and stability of the electroacoustic system.
作者
张阿进
ZHANG Ajin(Jiangyin Secondary Vocational School of Jiangsu Province,Wuxi 214433,China)
出处
《电声技术》
2025年第7期44-46,共3页
Audio Engineering
关键词
电声系统
信号调理电路
自动增益控制(AGC)
electroacoustic system
signal conditioning circuit
Automatic Gain Control(AGC)
作者简介
张阿进(1979-),男,本科,中学一级教师,研究方向为电子电工技术。
