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EMP generator

This is a easy, portable and cheap DIY project to make a electromagnetic pulse (EMP).Follow the few steps and you got yourself your own EMP to disable or destroy electronic devices (this EMP is only strong enough to destroy a calculator).

DIY 2G/3G/4G wireless cell phone signal booster

Ultrahaptics shows off sense of touch in virtual reality #Latest Tech Trends VentureBeat

Leds a 9V por ejemplos

Leds a por ejemplos... NO idea what the chap said just think it's cool (Arny )

So many times I have been asked for help with a query, where the questoin really comes down to the understanding of the difference between INNER and LEFT or RIGHT JOINs. I created this poster a few years ago and…Read more ›