In the final installment, we build our light-blade and assemble the electronics into the hilt.

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One can imagine a political or business conference without an interactive badge — but not a hacker conference. Does this make the case for hackers being a special breed of people, always havin

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Antennas allow information to be transferred to distant locations. In the second part of this Antenna Basics series, you will learn more about the physics of how antennas work.

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One of [NE555]’s boards from the 90s.Over on twitter [NE555] has been posting beautiful SMD prototypes.

Back in the 90

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If you have ever thought that working out a Collatz sequence by hand was alright but lacked buttons and lights, the Collatz-o-matic by [mechatronicsguy] has you covered!

The device is a typ

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Researchers are trying to commercialize TATP detection sensors as soon as possible.

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You do not know how to make a PCB unless you can make your own parts. [Jan] knows this, but like everyone else he checked out the usual online sources for a footprint for an SD card socket befor

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Matt “Circuitbeard” Brailsford is the creator of this 80’s inspired “cocktail table” retro graming center.

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