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Turn Nearly Anything Into a Speaker
LET'S MAKE a PORTABLE SPEAKER ON a BREADBOARD
DIY Hot Wire Foam Cutter
Water Powered Flashlight
wow thats good
Charge Any USB device by just Walking.. !!
mini tesla coil diy
TEG Smartphone Charger [TCD for TU Delft]
please provide circuit diagram.
Thermo-electric battery charger
What have you used to connect/ hold pen? Where can I get that or salvage it?
DIY Arduino based Mini CNC machine new Design
Mini CNC machine Arduino Based & Adafruit Driver Motor L293D v1 & 2*Mini Stepper CD/DVD player #1
Thats ok but What I wanted to ask was that where the Entrade de audio is connected to?
That audio input, tell me what is '+' and '-'? There is generally three terminals in 3.5 mm stereo audio jack which are left right and ground. So what + & - are connected to?
DIY Bluetooth Speaker(BBox :)
Simple Mini Tesla Coil
How to Make Arduino Based Mini CNC Plotter Using DVD Drive
How to Make Arduino VU Meter ( LED Logo)
Mini Speaker Tester using Cheap Chip (Unique sound!)
Make a Fridge
Peltier Aluminum Can Fridge
Energy Harnessing Shoe Attachments
Gas, Smoke, Temperature and Humidity With Cayenne
DIY AUTOMATIC SOLAR CHARGE CONTROLLER
Which phone did you used for charging? Any other normal Android phone can be charged with it which doesn't have wireless charging feature?
Recycled Energy - $7.50 Generator! - ThermoElectric Generator