555 timer circuits
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Reaction Timer Game using IC 555 Reaction timer is a game to test how fast you reacts. This game which we have developed using 555 IC is for two players where… |
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1 Minute Timer Circuit As the name suggest 555 timer is basically a “Timer”, which create an oscillating pulse. It means for some time output pin 3 is… |
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Clap Switch Clap switch is an interesting hobby circuit which turns on the lights with a clap sound. Although its name is “Clap switch”,… |
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Rain Alarm Rain alarm is an application which detects the rain water and blows alarm. They are useful devices and play an important role… |
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Fire Alarm using Thermistor Fire alarms are prime necessities in modern buildings and architectures, especially in banks, data centers and gas stations.… |
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Negative Voltage Generator In electronics applications sometimes we need negative voltage. However getting a negative supply source is not a reliable… |
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Door Bell using IC 555 Doorbell is a very common and useful device used in every household. Among electronics students and hobbyists, doorbell circuit… |
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Flashing Police Lights Circuit In this project we are going to design a circuit, to make a flashing light similar to that on a police car. This police light… |
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Servo Motor Tester Circuit Servo motors are basically rotary actuators that enable precise control of angular position, acceleration and velocity in… |
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Simple Fading LED Light You should have seen LEDs glowing and fading in a LED Strip lights, used for decoration in festivals and functions. They look… |
