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发明名称
单级功放
摘要
单级功放,属模拟音频功率放大器,采用了一种新的功放偏置电路,它具有很好的线性。按需要可以选择在超甲类、超甲乙类,随机甲乙类和恒压偏置状态,尤为适合在大功率放大电路中作偏压电路。
申请公布号
CN2435878Y
申请公布日期
2001.06.20
申请号
CN00232020.7
申请日期
2000.03.23
申请人
王世祥
发明人
王世祥
分类号
H03F3/21
主分类号
H03F3/21
代理机构
代理人
主权项
1、单级功放偏置电路,它由三极管T43、T44和偏压电阻R53、R54、R55、R56组成工作电路,T43发射极与T6集电极和T9基极相连接,T44发射极与T8集电极和T26基极相连接,电阻R53连接T43基极与发射极,电阻R56连接T44基极与发射极,T43集电极与T44集电极相连接,其特征在于T43基极通过电阻R54、R55与T44基极连接,在电阻R54与R55相连接的节点上电阻R57、R58的一端与此节点相连接,电阻R57的另一端接地,电阻R58的另一端接功放输出端,即C端点。
地址
235000安徽省淮北市中国银行存汇科王世琴转
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