power supply

Power Bank Mobile Phone Charger Circuit on PCB Power Bank Circuit on PCB

The features of the digital products are growing enormously which triggers the frequent usage of smart phones in several…

How to Make a Mini Tesla Coil 9v How to Make a Mini Tesla Coil with 9v Battery

Be it an ordinary high school project or a mind-blowing arcing project, a Tesla Coil is always fun to build and will definitely…

Transformerless Power Supply Transformerless Power Supply

Generating Low voltage DC, from the 220v or 110v AC mains, is very useful and necessary in the field of electronics. Low…