buzzer
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School/College Quiz Buzzer Circuit using 555 Timer IC
Quiz is an important event in any school/College institution to test the knowledge of the participants. In order to increase… |
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Piezoelectric Transducer Circuit and Its Applications
Certain crystals like Barium titanate, Quartz, Lithium tantalite, etc. have the property of producing electricity on applying a… |
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Panic Alarm Button Circuit using 555 Timer IC
A Panic Alarm Circuit is used to send an emergency signal immediately to the people in nearby location to call for help or to… |
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Smart Knock Detecting Door Lock using Arduino
Security is a major concern in our day to day life, and digital locks have become an important part of these security systems.… |
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Playing Melodies using Arduino Tone() Function
Arduino is an excellent way to simplify and speed up your microcontroller projects, thanks to its community of developers… |
