基于电流模技术的高保真声频放大器  

High Fidelity Audio Power Amplifier Based on Current Mode Technology

作　　者：王丰硕[1] 严立中[2] 张正华[2] 雷晓玲[3] 

机构地区：[1]扬州大学信息工程学院电气工程及自动化系,江苏扬州225009 [2]扬州大学信息工程学院电子信息工程系,江苏扬州225009 [3]西北师范大学外国语学院英语系,甘肃兰州730070

出　　处：《电声技术》2005年第6期35-37,共3页Audio Engineering

摘　　要：采用电流模技术对高保真声频功率放大进行了研究与设计,结合实验和样机制作,实现了超宽频带超高速功率放大。随着SACD的日益普及,同目前流行的电压模高保真功放的性能相比,电流模高保真声频功率放大器将会有美好的发展前景。Adopting the current mode circuit, the author makes some research and design of high-fidelity audio power amplifier. In the process of experiment and manufacture of the prototype, audio power amplifier with ultra wide frequency range and ultra high speed is achieved, As the SACD is increasingly popularized, the current mode power amplifier, compared with the prevalent voltage mode Hi-Fi power amplifier, will have a quick development and bright look in the future.

关 键 词：电流模 声频功放 频带拓展 

分 类 号：TN391.9[电子电信—物理电子学]