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Mini Projects

Simple Led Driver Circuit using IC LT1932

Last updated on 29 May 2026 by Admin-Lavi Leave a Comment

This Simple Led Driver Circuit using IC LT1932 chip works like special power for LED lights. LEDs do not like too much or too little power so this circuit gives just a right amount and then LED shine good and live long. Also, LT1932 chip work like traffic police it controls power flow nice and […]

Filed Under: DIY Projects, LED and Lamps, Mini Projects, Power Supply Circuits

Simple Light Operated Relay Circuit

Last updated on 29 May 2026 by Admin-Lavi Leave a Comment

Simple Light Operated Relay Circuit work like small auto light switch, as it uses special sensor like LDR or photo diode which work like small eye. Furthermore, when light appears sensor gives signal to the circuit and then circuit turn the relay ON or OFF; and this help for turning outside light at night or […]

Filed Under: Automation Circuits, DIY Projects, Hobby Circuits, LDR Circuits, Mini Projects, Sensors and Detectors

Simple Rain Sound Effect Generator Circuit

Last updated on 28 May 2026 by Admin-Lavi Leave a Comment

This small and Simple Rain Sound Effect Generator Circuit it like a rain sound maker in box, as it uses electric parts to make sound and almost same like real rain drop. Also, this soft sound are good for many things like background music or sleep timer or help us in dreaming. So next time […]

Filed Under: Audio Circuits, Hobby Circuits, Mini Projects, Oscillator Circuits

Simple Adjustable Zener Diode Circuit

Last updated on 28 May 2026 by Admin-Lavi Leave a Comment

Think like small switch which controls how much voltage go through. A normal Zener diode works like a fixed switch that allows electricity to pass only when the voltage rises above a certain level, but this Simple Adjustable Zener Diode Circuit works more like a flexible dimmer switch. We can also change voltage level using […]

Filed Under: DIY Projects, Hobby Circuits, Mini Projects, Power Supply Circuits, Voltage Regulator

Simple 5V Switch Mode Power Supply Circuit using IC LM2674

Last updated on 28 May 2026 by Admin-Lavi Leave a Comment

This Simple 5V Switch Mode Power Supply Circuit using IC LM2674 work like charger for electronics but better; as it take strong electricity which is more than 5 volt and make it just 5 volt. A 5V supply provides perfect power for small electronic devices and project boards, also this circuit uses a special chip […]

Filed Under: Mini Projects, Power Supply Circuits

Simple IC 555 PWM Generator Circuit

Last updated on 28 May 2026 by Admin-Lavi Leave a Comment

Imagine our devices as a little translator! This Simple IC 555 PWM Generator Circuit work like that translator but for signal and electricity, as it uses one special chip called as IC 555 to take message and make it like pulse signal. Also, this pulse signal can help control things like light brightness or motor […]

Filed Under: 555 Timer Projects, DIY Projects, Mini Projects, Motor Controllers, Oscillator Circuits

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