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怎么解决级联损失的那6dB的增益呢？还有就是功耗太大，容易烧芯片。。。怎么解决呢
去掉R2R3或R4R5试试。用低的电源电压供电，能减小发热。
去掉的话会不会有严重的信号反射？或者匹配问题呢？
亲，这两电阻有一个，就有匹配功能了。如果放大器间距足够近，就不会有反射问题。
怎么解决级联损失的那6dB的增益呢？还有就是功耗太大，容易烧芯片。。。怎么解决呢