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DTMF Based Home Automation We use many different types of communication in control applications to control home appliances, industrial appliances, and… |
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Cell Phone Charger Circuit Mobile phones generally charge with 5v regulated DC supply, so basically we are going to build a 5v regulated DC supply… |
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Automatic Staircase Lights using PIR Sensor and Relay This automatic staircase light circuit switch on the staircase lights automatically when someone enters on the stairs and gets… |
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Distance Measurement using Ultrasonic Sensor and Arduino Ultrasonic sensors are great tools to measure distance and detect objects without any actual contact with the physical… |
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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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Simple Metal Detector Circuit You can find a metal detector at airports, theaters and various other public places. They are used for the safety of… |