CV as a Service
Some of my family friends had come over from the USA, and had brought their Nintendo DS along with them. Unfortunately the Nintendo’s charger was manufactured as per North American standards. i.e. 120 volts & 60 Hz Indian wall sockets have a rating of 230 volts and 50 Hz. Hence, the charger
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Here’s a simple circuit which you can use to charge any device that uses a USB charger. (Smartphones, Tablets, Portable music players, etc.) Components used: Soldering board (1) Voltage regulator 7805A (1) 9 volt battery (1) Battery snap (1) Solid wire- White/Black color (2 cm) Solid wire- Red color (2 cm) Female USB connector – Type
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