The discussed circuit produces sounds which resembles to an authentic buzzer. It operates using just two integrated circuits and a minimal number of components. When you press the switch S1, […]
Buzzer Circuit Using a Transistor and Piezo Element
In this article you’ll discover how to construct a very basic buzzer circuit using a piezo electric transducer, two resistors, a small coil, and a BC547 transistor. A buzzer is […]
Door Buzzer Circuit
This unit is actually a two tone door buzzer of the form that generates a basic tone for around one second, accompanied by a tone of lower pitch. The result […]
Adding a Buzzer to Car Indicator Circuit
Whenever the left or right directional blinker lights come on in a car, it is almost always the situation that happens prior to taking a turn, through a little movement […]
Simplest Water Level Controller Circuit with Buzzer
This simple and inexpensive circuit sounds an alarm Ca whistle) when water level in a Container, such as an over- head water-tank, reaches a predetermined level. The basic circuit is […]