This circuit is like a tiny gas gauge for your batteries. It uses lights LEDs to show you how much juice is left. One light might mean the battery is full, another might mean it is half full, and another might mean it is time to recharge. This circuit uses parts like resistors and special […]
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Simple Automatic Night Lamp Circuit using IC 555
This circuit is like a smart switch for your night light. It uses a special light sensor LDR to see how bright it is outside. At night, when it gets dark enough the circuit turns on your lamp automatically. Then, in the morning when it gets light again the circuit turns the lamp back off. […]
Simple Aquarium LED Lighting Circuit
Bring color and light to your fishbowl, this aquarium LED lighting circuit is like a tiny sun for your fish tank. It uses special LED lights to light up your aquarium, and some circuits are even smart! They can turn on and off automatically depending on how bright the room is, just like a day […]
Simple Backyard Lamp Circuit using IC CD4060
This backyard lamp circuit is like a smart switch for your outdoor lights. It uses a special light sensor LDR to tell the difference between daytime and nighttime. At night, the circuit turns on your backyard lamp automatically. Then, in the morning when it gets light again, the circuit turns the lamp back off. It […]
Simple USB Reading Lamp Circuit
A USB reading lamp circuit is like a tiny power plant for your reading book. It lets you build a small, portable lamp that gets its juice from any USB port on your computer, laptop or even a power bank. These little lamps are perfect for casting some light while you curl up with a […]
Simple UJT LED Flasher Circuit
A UJT LED flasher circuit is a super simple way to get an LED to blink on and off. It uses a special transistor called a UJT, which acts like a tiny flasher switch. This UJT creates a regular pulse of electricity turning the LED on and off at just the right time. These circuits […]