Electronic Gadget News: Light flashers/blinkers

Gadget Master hand crafts particle accelerator!

Full marks to this project for an attention grabbing title – a handmade particle accelerator. They’re looking for the Higgs boson particle down in the LHC near Geneva, but recently a more modestly crafted particle accelerator was displayed at a Milanese department store, as part of Milan Design Week. The…

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MonkeyLectric Video Pro LED bike wheel display

We flagged this one before – SpikePOV – Bicycle LED persistence of vision – with SpokePOV, or “persistence of vision for your bike”, being a way to have a bit of fun driving LED lights to improve your bike’s visibility. Well here’s another great video of the system in action, featuring…

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Build your own LED cube

This month’s featured Gadget Master is provided by an old favourite of the blog, Peter Griffiths. He shares all the details necessary to build your own 5 x 5 LED cube. Construct your own programmed light display Once again, the project is fully documented in terms of parts and…

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Peter plots an LED UFO chaser

Peter Griffiths – the man who made a lamp into a work of art and turned to LEDs for F1 gantry start-lights – returns with some LED chasing. This neat little circuit provides 8 LEDs directly driven from the PIC along with a single mode control switch. The firmware described drives…

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Hans' Nixie clock takes a step back in time

Back in the days of the Berlin Wall, these Nixie tubes were manufactured by a now long-forgotten company. Fast forward to the twenty-first century, and Hans Summers found them stocked by an antique electronics part company. Originally painted red, the coating from the 4-inch high tubes were…

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Simple Christmas-tree lights tester

Why is that you always test 48 bulbs before you find the bad one in a 50-light string? This simple circuit allows you to divide and conquer, greatly reducing the time it takes to find the bad bulb…

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Lights, camera ... staircase!

From Alan Parekh’s tome of knowledge, comes the stair lighting kit. The lighting control unit is microcontroller based, so a self-contained computer controls the device. The stair lights are connected to the control unit and an Infrared transmitter and receiver are utilised at the top and bottom of…

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Bill loved riding his bike at night

That’s why he created a 40-LED night light to make sure he could see and be seen on his bike. Bill set up a 555 timer IC to generate a continuous on/off timing cycle to alternatively flash two groups of 20 LEDs. His night light operates on…

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