buzzer
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Understanding Difference between Active and Passive Buzzer and How to use it with Arduino There are many ways to communicate between a product and a user, but the most common and… |
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Arduino based Morse Code Generator Morse code is a system of communication to encode any character in two different durations of signals called Dots and Dashes.… |
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Smart Blind Stick using Arduino Ever heard of Hugh Herr? He is a famous American rock climber who has shattered the limitations of his disabilities; he is a… |
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Fridge Door Alarm Circuit using 555 and LDR The name of the circuit itself infers the application. This circuit triggers the alarm if the door of Fridge is left open for… |
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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… |
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Simple Water Level Indicator Alarm with Buzzer Water tank overflow is a common problem which leads to the wastage of water. Though there are many solutions, like ball valves… |
