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Power Supply Circuits

Simple High Voltage Generator Circuit

Last updated on 21 April 2026 by Admin-Lavi Leave a Comment

Anyone can learn how to make a Simple High Voltage Generator Circuit and this generator makes a very high frequency power, and this article tell us how to build this type of circuit, as these things are not easy with normal power supply. One good thing of this high frequency power is that it does […]

Filed Under: 555 Timer Projects, High Voltage, Power Supply Circuits

Stun Gun, Taser Gun Circuit

Last updated on 21 April 2026 by Admin-Lavi Leave a Comment

In this Stun Gun, Taser Gun Circuit, people use Tasers (or stuns) to deliver a powerful shock that stops an assailant. Here, the shock is to scare and hurt but not to kill. Bad person may not be in position to control his body for few seconds after shock and at that time we can […]

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

Light Up LED with Weak 1.5V Battery using Joule Thief Circuit

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

This easy LED circuit with Joule Thief can make light from a weak 1.5V battery, also it works with white, blue and UV LEDs. Further, we only need a low power battery like 1.2V, even better the LED still glows even if the battery is very low like 0.4V. So now we can use old […]

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

220V SMPS Circuit using One Transistor

Last updated on 21 April 2026 by Admin-Lavi Leave a Comment

To begin with, this article shows how to make 220V SMPS circuit using one transistor, as the circuit connects to 220V wall socket and it uses only one transistor MJE13005. Also, it does not need a special IC or many extra parts, instead, it uses a special diode and a transformer coil, so it controls […]

Filed Under: High Voltage, Power Supply Circuits, Transistor Circuits

5 Watt LED Driver Circuit (SMPS)

Last updated on 21 April 2026 by Admin-Lavi Leave a Comment

This 5 Watt LED Driver Circuit (SMPS) shows how to make power supply using wall plug to turn ON bright LEDs. Also, it supports white LEDs but it works with blue, green, red, yellow and even UV light What is a 5 Watt LED Driver Circuit: A 5 Watt LED Driver Circuit powers a 5-watt […]

Filed Under: LED and Lamps, Power Supply Circuits

IC 555 Inverter Circuit

Last updated on 21 April 2026 by Admin-Lavi Leave a Comment

Need for small power things is always growing, mostly when no plug is in wall like in car, trailer or small house. So making our own DC to AC IC 555 Inverter Circuit is good idea and it easy to build. Also, it can give power to many home stuff like radio, DVD player, electric […]

Filed Under: 555 Timer Projects, Inverter Circuits, Power Supply Circuits

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