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Password Lock Switch For Electronic Devices
M
MAKE IT EASY
4 Views • May 13, 2018
Description
This is simple password circuit that can run any electronic device when a true password insert
Parts Needed:-
1:- I.C lm4017
2:- 4-pieces IN4148 Zener Diode
3:- 1-Piece 1k Resistor
4:- 1-Piece 2n3904 or BD140 Transistor
5:- 2-Piece 47K Resistor
6:- 1-Piece 100uf 16v Capacitor
Parts Needed:-
1:- I.C lm4017
2:- 4-pieces IN4148 Zener Diode
3:- 1-Piece 1k Resistor
4:- 1-Piece 2n3904 or BD140 Transistor
5:- 2-Piece 47K Resistor
6:- 1-Piece 100uf 16v Capacitor
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