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Itty bitty Joule Thief
Making a powerful programmable keypad for less than $30.
Multiple Virtual Desktop Testing Environment
Tablet Second Monitor
Micro USB upgrade for standard flash drive
DIY USB IR receiver
Add a USB Power Port to a 10/100 Switch
Mini Usb to Usb
Uses of Different Soldering Iron Tips
Mini Solar Power Plant
The Ultimate ATX Power Supply Mod With USB Charging Ports
Build a 4 x AA USB Altoids Battery
Battery-free 5 volt project power
Converter 12 volt to 5 volt
How to make a portable phone charger