220V沟通遥控测试仪电路资料BOM表：
R1 = 100R-1/2W
R2 = 47K
R3 = 47K
R4 = 100R-1/2W
C1 = 0.47uF-275V
C2 = 470uF-35V
C3 = 10uF-25V
D1 = 1N4007
D2 = 1N4007
D3 = TL431
B1 = Piezo Buzzer
IR1 = TSOP1738
220V沟通遥控测试仪电路
220V交流遥控测试仪电路材料BOM表：R1=100R-12WR2=47KR3=47KR4=100R-12WC1=047uF-275VC2=470uF-35VC3=10uF-25VD1=1N4007D
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