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Restoring a 1949 Golden Throat Radio
[Mr. Carlson] has a really beautiful old 1949-era radio to restore and you can watch him do it in a comprehensive video, below. We aren’t sure what we were more amused by: the odd speaker that looks...
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New Contest: Tell Time
Clocks. You love ’em, we certainly love ’em. So you hardly need a reason to take on a new clock build, but it makes it much sweeter when you know there’s a horde of people waiting to fawn over your...
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Weird Substances: Hagfish Slime
In the cold, dark recesses of ocean floors around the world, hagfish slither around like sea snakes, searching for food. When a hagfish finds a suitable carcass, it devours the dead fish in two...
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With PowerCore and FluxLamp, Reflow Is Possible
[nathan] sends in this combo of projects which combine to make a very interesting reflow oven. First is PowerCore which has two microcontrollers, an ATmega and a ESP8366 working in tandem to turn the...
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Chaining Together A 16×2 Bubble LED Display
We’ve recently noticed an uptick of interest in so-called “bubble displays”: vintage alphanumeric LEDs which are probably best remembered as being used in watches and calculators before the LCD took...
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Tracking Wasted Time With A Ferrofluid Clock
We know this project is supposed to be about developing a fine-looking ferrofluid clock, and not about the value of procrastination. But after watching the video below, see if you don’t think that...
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A Tree of LEDs That Blows Out Like a Candle
The beautiful workmanship in [Andrew]’s LED tree is gorgeous all on its own, but of course there’s more going on than meets the eye. This LED tree can be blown out like a candle and it even playfully...
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Linux Fu: Debugging Bash Scripts
A recent post about debugging constructs surprised me. There were quite a few comments about how you didn’t need a debugger, as long as you had printf. For that matter, we’ve all debugged systems where...
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Angela Sheehan is Developing Wearable Tech with Whimsy
As a concept, wearable technology excites many of us, but in practice, it’s been hard to nail down. Up to this point, the most high-tech thing the average person might reasonably wear has been a wrist...
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Stackable Open Source 3D Printer Enclosure
One of the unfortunate realities of desktop FDM 3D printing is that environmental factors such as ambient temperature and humidity can have a big impact on your results. Even with the exact same...
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Programmable Wrist Synth Pushes The Envelope
Synths are a ton of fun no matter how good or bad they sound. Really, there are no bad-sounding ones, it’s just that some are more annoying to listen than others to if you’re not the one making the...
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Custom Nixies Perform When Cranked Up to 100,000 Hertz
With the popularity of Nixie clocks, we’d be forgiven for thinking that the glowing tubes are only good for applications with a stately pace of change. But we forget that before they became the...
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Supercon SMD Challenge Gets 3D Printed Probes: Build Your Own
This year was the second SMD challenge at Supercon, so it stands to reason we probably learned a few things from last year. If you aren’t familiar with the challenge, you are served some pretty...
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An Arduino and an Enigma All Rolled Into One
This hacker has been wanting to design an Enigma machine simulator for a while, but didn’t take the leap until they realized there was a compact Arduino with a surplus of I/O. The logs go through all...
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Software Defined Radio Gets Physical Control
Software Defined Radio (SDR) is a great technology, but there’s something so satisfying about spinning a physical knob to cruise the airwaves. Wanting to restore that tactile experience, [Tysonpower]...
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A Stunning Ray Gun Built From Junk
If ever there was a quintessential weapon of science fiction, it would have to be the ray gun. [lonesoulsurfer] built this one-of-a-kind stunner from his impressive collection of junk. It’s centered...
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Hackaday Podcast 046: Bring Us Your Nonsense, Hacking NES Clones, Grasping...
Difference of two Vikram moon images, contrast tweaked. Hackaday editors Elliot Williams and Mike Szczys highlight the most delightful hacks of the past week. Need a random-number showpiece for your...
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Reflection On A Decade Of Hackerspace Expansion
A few days ago I was invited to a party. Party invites are always good, and if I can make it to this one I’ll definitely go. It’s from a continental European hackerspace, and it’s for their tenth...
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Interview: FieldKit Team the Morning After Winning the 2019 Hackaday Prize
We caught up with Shah Selbe and Jacob Lewallen the morning after their project, FieldKit, won the Hackaday Prize. FieldKit is an open-source field-based research data collection platform. Which is...
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A Modular System For Building Heavy Duty 18650 Battery Packs
With 18650 cells as cheap and plentiful as they are, you’d think building your own custom battery packs would be simple. Unfortunately, soldering the cells is tricky, and not everyone is willing to...
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