Not Your Typical POV Clock
Persistence of vision displays are fun, and a natural for clocks, but they’re getting a little Nixie-ish, aren’t they? There are only so many ways to rotate LEDs and light them up, after all. But...
View ArticleCat Plays the Silver Ball for Treats
It’s pretty easy to train a dog to do things for treats. They’re eager to please. But a cat? Most cats have better things to do than learn tricks no matter how many treats are involved. But if you make...
View ArticleBuild a Tiny Hot Wire Foam Cutter
Let’s face it: cutting foam with a knife, even a serrated plastic knife meant for the job, is a messy pain in the ass. This is as true for insulation board as it is for the ubiquitous expanded...
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Count Your Fans with this Stylish ESP8266 Display
Continuous self-affirmation is a vital component to the modern lifestyle. Of course you know the world loves you, but exactly how much do they love you? Checking your phone every few minutes to see if...
View ArticleVoice User Interface Design Practices
Websites used to be uglier than they are now. Sure, you can still find a few disasters, but back in the early days of the Web you’d have found blinking banners, spinning text, music backgrounds, and...
View ArticleRide Bike, Charge Phone
Spring is coming to the northern hemisphere, and soon it’ll be nice enough outside to tool around town on your bicycle. But bikes don’t have power outlets, so phone charging on the go will require...
View ArticleMini Spy Bug Walkthrough
What we like most about [GreatScott’s] project videos is that he not only shows making them but also the calculations for selecting parts and the modifications along the way. This time he’s made a mini...
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The Latest 3D Printed Fad: Flexible Armor And Pangolin Cosplay
Last week, [David Shorey] came along to the monthly Hackaday meetup in Pasadena. These meetups feature speakers and drinks, projects and chit-chat, and sometimes a few demos of what the local Hackaday...
View ArticleCustom Parts Feeder Aims to Keep Pace with Pick and Place
When your widgets have proven so successful that building them gets to be a grind, it might be time to consider a little mechanical help in the form of a pick and place machine (PnP). If you’re going...
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Celebrating the Olympics With Flaming Windmills
Like many of us, [Gustav Evertsson] was looking for an excuse to set stuff on fire and spin it around really fast to see what would happen. Luckily for him (and us) the Winter Olympics have started,...
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Curing a Parrot’s Amnesia with BLEAH
[Dandu] recently wrote in to tell us how he managed to revive his Parrot Flower Power after the manufacturer told him it couldn’t be repaired. To save you the trouble of opening Google in another tab,...
View ArticleAll The Stuff You Wished You Knew About Fourier Transforms But Were Afraid To...
The Fourier transform underpins so much of our technological lives, in most cases probably without our realising it. The ability to mathematically split a waveform into its frequency components and...
View ArticleESP32 Weather Station on a PCB
We see lots of ESP8266 projects, but considerably fewer for the ESP32. So this good-looking weather station on a PCB using an ESP32 caught our eye. The board has a few sockets for common weather gear,...
View ArticleWhat’s Coming In KiCad Version 5
Way back in the day, at least five years ago, if you wanted to design a printed circuit board your best option was Eagle. Now, Eagle is an Autodesk property, the licensing model has changed (although...
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Membership Ring of the Electronic Illuminati
When the cabal of electronic design gurus that pull the invisible strings of the hardware world get together, we imagine they have to show this ring to prove their identity. This is the work of [Zach...
View ArticleZen and the Art of Foam Core
Some of our pastimes are so deeply meditative that we lose ourselves for hours. Our hands seem to perform every step, and sequence like a pianist might recite her favorite song. If [Eric Strebel]’s...
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Push Big Red Button, Receive Power.
As with the age-old panic after realizing you have left an oven on, a candle lit, and so on, a soldering tool left on is a potentially serious hazard. Hackaday.io user [Nick Sayer] had gotten used to...
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Repairs You Can Print: Floor Lamp is Now Several Shades Better
We all have that one possession—maybe more than one—that we’ve had forever and refuse to let go of, even though it has seen better days. When that something is a useful appliance, it can be...
View ArticleGetting Started with STM8
There are so many different CPUs today and often the hardest thing about using any of them is getting started and gathering the right software tools. If you’ve ever eyed up the very inexpensive STM8...
View ArticleWorld’s Stupidest Solid State Disk Drive Hack
The title might seem a little harsh, but it is a direct quote from the video by [Linus Tech Tips] that you can see below. He picked up a board that is a RAID 0 controller for up to ten SD cards so you...
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