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Operations in a 555 circuit

Posted by Omar Ali, on
What are the operations of a battery in a 555 circuit and a fixed capacitor and a variable resistor?
Tom Quirk

Tom Quirk

Hi omar, Depends on what you are using it for, if it's for LED control then the battery would be redundant, if you are going to use it in say a alarm control cct then it would be the power for the tamper buzzer... Is this a homemade cct you're doing?

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