transistor BC547
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A Simple Automatic Plant Watering System without Microcontroller Nowadays, many people are turning towards green solutions to lead healthier lives. Efforts are being made to grow… |
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Build your own PIR Motion Sensor Light In today's world of smart technology, creating simple yet effective DIY projects without the use of microcontrollers or… |
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Simple Keyhole Lighting Device Circuit Sometimes when we reach home in the night it’s hard to unlock the door lock, as we are not able to find the keyhole because of… |
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Simple Lie Detector Circuit using Transistors Electronics has always been fun to play with, once we learn the very basics of how each component works and how to use them in… |
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Automatic Street Light Controller Circuit Using LDR and Relay You have seen street light which automatically gets turned on in the night and gets turned off in the morning or day time,… |
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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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Simple Preamplifier Circuit using Transistor Amplifier is an electronic circuit or device which is used for amplification purpose and used mainly in sound reproduction as… |
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Bike/Car Turning Signal Indicator Circuit using 555 Timer IC In our daily life we see vehicles turning indicators when they turn left or right. It looks like Simple LED Blinking. But it's… |
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Simple Smoke Detector Alarm Circuit Smoke Detectors are very useful in detecting smoke or fire in buildings, and so are the important safety parameters. In this… |
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Cell Phone Detector circuit Cell Phone Detector is a circuit that can sense the presence of any activated cell-phone nearby and gives an indication of… |
