pandm3_1 1 1 BRG100 BRG BRG 2 1 C1 47n 47n 3 1 C2 100u,16v 100u,16v 4 1 C100 100u,16v 470uF,16V 5 1 C200 100n 100n 6 1 J1001 CON6 CON6 7 1 R1 1M 1M 8 3 R2,R3,R4 4.7K 4.7K 9 1 U1 TL072 TL072 10 1 X1 MICROPHONE MICROPHONE