Switch on off using password

Switch on-off using the password:

This is a circuit to switch on or off using a password. this circuit is so simple to make. here use 4 rotary switches to make passwords. every switch has 10 outputs. every output can make a different number. we can set every output in different numbers as we want. 

Switch on off using password


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It's me. I like electronics. I like to repair electronics. I like to make circuit diagram. it's me who sleep with electronics. electronics is my dream. Always resistor diode capacitor and transistor playing in my dream. It's me (Ramen Bairagee)

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