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gao xing jia bi de qian ji fen pin gong fang
Author(s): 
Pages: 45
Year: Issue:  7
Journal: Family Electronics

Keyword:  阻尼系数 互调失真 业余制作 功率分频 电路原理 电路设计 电感 恒流功放 优点 末级;
Abstract: <正> 目前,大多数音响采用末级功率分频,不仅造价高,而且会损耗功放功率、降低阻尼系数。前级有源电子分频有不用电感、体积小、分频准确、互调失真小、阻尼性能优良、业余制作容易等优点。前级分频以二、三分频最佳,阶数越高分频效果越好,但电路复杂、成本也将增加。从节约成本、简洁发烧的原
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