附录C
附录C图：组员在进行焊接工作
26
附录D
附录D图：PCB板图完成
27
附录E
+12V211312211312U5B9QQQQQQQU0B4013-110S&DCK4013-1SDCKRDCKS8RRU5A4013-18QU0A108VD31N4148K0RELAY-SPDTRDCKS453694536111VINVD5VD62+VOUTGND3+12V+12VR9911U478L12104013-1R52MR6U1C10k401122kC0+1N40081N4008C6220uf1uf1N4008VD02M2MR022k2M2MR1R3R2R4VT19013C11uf+VD7VD81N40081N40089C5+1000uf≥1U2A4075-1U2B6510k+C2VD20.47uf1N4148C30.47ufS0SW-PB124075-1510kR7VD11N4148附录E图: 电路总原理图
R8128S1SW-PBS2SW-PBU1A&356R1010k4011R11510k≥1&28
543S3SW-PBS4SW-PBS5S6S7S8S9SW-PBSW-PBSW-PBSW-PBSW-PB12VR1+4100k+12VU1B4R12401110kC42200pfT2LS9013SPEAKERR13100