Solar Powered Flashlight With No Battery!
Make a flashlight whose energy source is light. Despite not having a battery, the flashlight will work fine at night.
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resistors
I, Screechy
A light-sensitive oscillator toy.
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Get Started with BeagleBone
Got a project too big for a microcontroller? This embedded Linux board offers powerful features in a small package.
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A Simple LED Dot Matrix Display Anyone Can Make Anywhere In The World ! ! !
One problem faced by many around the world involved in hobby electronics is availability of components. Handling pcb design and fabrication followed by populating components only adds to the difficulty. By the time a hobbyist thinks about firmware, it is almost appearing insurmountable. This project aspired to address these issues.
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Electronic MIDI Wind instrument
This is a six button model of a wind instrument with a force sensor powered by Arduino that can detect combinations of keys and play many notes through a MIDI device, such as a keyboard. This means that you will be able to play more notes with minimum finger combinations compared to a normal wind […]
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Arc Reactor
Instructions for making your own Arc Reactor, similar to what Tony Stark wears in Iron Man. I’ll give you a general idea of how I built it, along with how it’s wired. Aside from the circuitry, this build is largely up to you, since I used a lot of scrap that I had lying around. […]
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Keyless Lock Box
A wave of your finger opens this magic treasure chest.
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