Key Hang Reminder

136

01:31:51

Replace the light bulb with a buzzer and the switch with two open wires connected to 2 different iron nails. The light and buzzer will be on until a key with a metallic ring keychain is hanged on the nails.
For schematic and diagrams, email shakirhussain78652@gmail.com

published 12 years ago

ShortCircuit

12 years ago

Wouldnt a constant buzz be annoying?

ShakirHussain

12 years ago

Its annoying. But atleast makes me hang my keys in a proper place and thats what for this circuit is made

ShortCircuit

12 years ago

I suppose that is a good point. Any chance of incorporating a snooze button into it?

ShakirHussain

12 years ago

Lol. U seem to b even more lazy than me.

ShortCircuit

12 years ago

Yeah, its just a habit. Dont mock me!

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