Category Archives: led hacks

Emergency Torch Runs Without Batteries

It’s always good to have a torch on hand for emergencies. Unfortunately, sometimes these torches can be forgotten, and wind up with dead batteries when you need them most. For those cases, this build from [techrallyofficial] is just the ticket.

Instead of a battery, the torch relies on a 1.5 …read more

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Posted in flashlight, led hacks, magnet, torch | Leave a comment

Fake That Fireplace Flicker With Flame Bulbs

Ask anyone who’s ever tuned into Fireplace TV on a cold winter’s night — even though you can’t feel the heat or roast a marshmallow with it, fake fire is almost as soothing as the real thing. And if you have kids or pets, it’s a whole lot safer. But …read more

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Posted in fireplace, flame bulb, led bulb, led hacks, psychology, toggle switch | Leave a comment

Huge Seven Segment Display Made From Broken Glass

A staple of consumer devices for decades, seven segment displays are arguably one of the most recognizable electronic components out there. So it’s probably no surprise they’re cheap and easy to source for our own projects. But that doesn’t mean there isn’t room for personal interpretation.

[MacCraiger] wanted to build …read more

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Posted in clock, clock hacks, diffuser, epoxy, led hacks, RGB LED strip, seven segment display, wall clock | Leave a comment

Lightbulb Glows When You Have That Eureka Moment

We’re not entirely sure where the lightbulb-idea concept came from, but it’s a cultural touchstone rapidly becoming outmoded by the prevalence of compact fluorescent and LED lighting. Despite this, [Alex Glow] and [Moheeb Zara] whipped up the Prometheus Lamp to let you experience it for real.

The build starts with …read more

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Posted in lamp, led hacks, neopixel | Leave a comment

Lighting Up Your Spectrespecs

In the ever-popular world of Harry Potter, a pair of Spectrespecs are useful if you’re hunting for wrackspurts and nargles. While we’ve never spotted either of these creatures ourselves, if you’d like to go out on a hunt, [Laveréna]’s build might be for you.

To start with, you’ll need …read more

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Posted in cosplay, harry potter, led hacks, neopixel, Neopixels | Leave a comment

Art Imitates DNA

It has recently been possible to pay a service a little bit of money and learn more about your own DNA. You might find out you really aren’t Italian after all or that you are more or less susceptible to some ailments. [Paul Klinger] had his DNA mapped and decided …read more

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Posted in art, dna, human genome, led art, led hacks, Medical hacks, Raspberry Pi, Raspberry Pi Zero, sculpture | Leave a comment

Flicker Detector Lets You Hear What You Can’t See

Have you ever looked at modern LED lighting and noticed, perhaps on the very edge of your perception, that they seemed to be flickering? Well, that’s because they probably are. As are the LEDs in your computer monitor, or your phone’s screen. Pulse width modulation (PWM) is used extensively with …read more

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Posted in audio amplifier, led, led hacks, PAM8403, pwm, solar panel | Leave a comment

Light The Way To Every Component

How do you organize your stock of components and modules? If an unruly pile of anti-static bags and envelopes from China stuffed into a cardboard box sounds familiar, then you need help from [Dimitris Tassopoulos]. He’s organized his parts into drawers and created a database, then linked it via an …read more

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Posted in ESP8266, led hacks, parts, parts storage, storage | Leave a comment

Bask In The Glory Of This 336 LED Digit Display

[Chris Combs] recently took the wraps off of an incredible art piece that he calls Road Ahead which uses 336 seven segment LED digits to create an absolutely gorgeous display. With a piece of smoked acrylic to slightly diffuse the orange glow of the LEDs, the end result has a …read more

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Posted in art, graphical, LED display, led hacks, python, seven segment LED | Leave a comment

A Strange Display Gives Up Its Secrets

Providing a display for a project in 2020 is something of a done deal. Standard interfaces and off-the-shelf libraries for easily available and cheap modules mean that the hardest choice you’ll have to make about a display will probably relate to its colour. Three decades ago though this was not …read more

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Posted in dot matrix, led, LED display, led hacks | Leave a comment