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Please can you give me the detail about the metal detector project??? Answered

What should be the frequency range for 555 timer??? also during the process of testing when i connect the inductor,everythng goes wrong..buzzer doesnt give sound..why is it so??? Pls can you give me some idea?? Its very urgent

Tags:metal

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steveastrouk

4 years ago

You'd be better asking in the comments section of the instructable you're using

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mpilchfamily

4 years ago

Of the many available metal detector projects out there. To which are you referring too?