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R1
Resistance
1KΩ
C3
Capacitance
10uF
R2
Resistance
2KΩ
R3
Resistance
1KΩ
R4
Resistance
0.2 Ω
U1
SW1
Q2
Q1
IC1
D1
R6
Resistance
Resistance
Resistance
5.1kΩ
J2
J1
R5
Resistance
Resistance
Resistance
5.1kΩ
BZ1
C1
Capacitance
Capacitance
LED3
C2
Capacitance
Capacitance

Doorbell with Camera Reference Design