How to make easy home security circuit at home

Published on September 15, 2017 by admin

You can download PCB here: download

How to make home security circuit

How to make home security circuit

Component List:

– Transistors: 2N2222A x 2

– Resistors: 100 ohm x 2 and 220 ohm

– Buzzer : 1

– Relay 6V DC ( Relay 5V is good if have)

You can download PCB here: download

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