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  • The Ben Heck Show - Charge!

    Ben Heck builds hand-crank chargers for Android phones, continues work on his new pinball machines and brings an LCD back from the dead.
    • https://youtube.com/watch?v=rI4k0FzDx7A
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  • Build your own Torch/Flashlight!

    Introduction It's fairly geeky to want to make your own flashlight! This project offers over 260 lumens of light output (approaching some typical LED lights for home use) and is powered by three AA or AAA batteries, or a single lithium ion (Li-ion) cell…