1122334455667788DDCCBBAA32674U1AD811R34.7KR4470+15V-15VC52200uFC3100uF2KR1D1Power104C2104C1GND+15VVin1GND2Vout32LM7805C4100uF104C6+5V123AC12VJ1GNDVin2GND1Vout3LM79153C72200uF104C9C8100uFGND-15VVin1GND2Vout31LM7815D2Bridge104C1012J2INGNDR5100-15V104C11GND+15V104C12GND10uFC1310uFC14R2100KGND12J3OUT放大电路模块电源电路模块放大倍数的计算:Av=(1+R4/R5)=5.7倍