This user joined on 03/23/2016.
This project presents a protected automotive 12V to 5V step down power adapter to safely charge devices such as smartphones and tablets at up to 2A from a USB socket. It is designed for use in older vehicles lacking USB charger sockets.
The EasyEDA "Tesseract" DIY Guitar Practice Amplifier is an LM386 based low power amplifier designed to deliver up to about 500mW into an 8 Ohm speaker when run from a 9V battery.
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