Non-Contact AC Voltage Tester Circuit
A non-contact AC voltage detector is a device that detects the presence of AC (Alternating Current) voltage without physically touching the electrical conductor or circuit. It uses electromagnetic induction or …
Building an Automatic Dark Sensor with BD139 Transistor
Light and darkness are two sides of the same coin, influencing our daily lives in ways we often overlook. Imagine a world where lights adjust themselves according to the ambient …
LED Christmas Tree
Components Used: Gerber File: Special Thanks to Our Sponser – JLCPCB: No project is complete without the right tool and materials. That’s why our sponser JLCPCB stepped into provide essential …
Simple Electronic Project – LED Chaser Circuit
Components Used: Gerber File: Special Thanks to Our Sponser – JLCPCB: No project is complete without the right tool and materials. That’s why our sponser JLCPCB stepped into provide essential …
PWM Motor Controller Circuit
PWM Motor Controller Circuit: A PWM (Pulse Width Modulation) motor controller is an electronic device that uses PWM signals to control the speed and direction of a motor. It works …
DIY Electronic Clock
An electronic clock is a type of clock that uses electronic devices to display the time. It relies on a quartz crystal oscillator or a digital circuit to accurately keep …
Gas Sensor Circuit
A gas sensor is a device that detects the presence and concentration of gases in the air. It operates by converting a physical or chemical change caused by a specific …
Battery Level Indicator Circuit
A battery level indicator is a device or feature that shows the remaining charge in a battery. It can be as simple as a series of LED lights or as …
Proximity Sensor
A proximity sensor is an instrument which identifies the existence or non-existence of surrounding items from a distant point without having to make physical contact with them; it operates through …
Voltage Regulator 220v AC
Voltage Regulator In areas with unstable power supplies, a voltage regulator for 220V AC is essential to protect electrical devices from damage. This device keeps the output voltage steady even …