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 2021-09-19 11:00 

Hackaday

Optical Theremin Makes Eerie Audio with Few Parts...

[Fearless Night]'s optical theremin project takes advantage of the kind of highly-integrated parts that are available to the modern hacker and hobbyist in all the right ways. The result is a compact i......

 2021-09-19 08:00 

Hackaday

Electric "Radial" RC Aircraft Motor...

For a long time radial aircraft engines, with their distinctive cylinder housings arranged in a circle, were a common sight on aircraft. As an experiment, [KendinYap], wanted to see if he could combin......

 2021-09-19 05:00 

Hackaday

We'd Like, Totally Carry This Retro Boombox Cyberdeck on Our Shoulder...

Cyberdeck. For those of a certain age, the 'deck' part conjures visions of tape decks, be they cassette, 8-track, or quarter-inch, and we seriously have to wonder why haven't seen this type of build b......

 2021-09-19 02:00 

Hackaday

Dynamicland Makes The Whole Building The Computer...

Every once is a while a research project comes along that has the potential to totally shake up computing and what it even means to interact with a system. The project Dynamicland.org, is a result of ......

 2021-09-18 23:00 

Hackaday

Line Following Robot uses PID for Speed...

While a line-following robot may not be the newest project idea in the book, this one from [Edison Science] is a clean build using modern components and gets a good speed thanks to PID control feedbac......

 2021-09-18 20:00 

Hackaday

Cast-in-Concrete Clock Upgraded After Thirteen Years...

Proving that an old design cast in concrete can indeed be changed, [Hans Jrgen Grimstad] has revisited his Nixie clock from 2008, cleaned up the electronics and packaging, and turned it into a kit.......

 2021-09-18 17:00 

Hackaday

Solar Powered Autonomous Tugboat For Rescuing Autonomous Vessels...

[rctestflight] has built several autonomous boats, and with missions becoming longer and more challenging, he bought an inflatable kayak to serve as a dedicated rescue vessel. Instead of relying......

 2021-09-18 14:00 

Hackaday

Finding the Right Hack is Half the Battle...

Sometimes you just get lucky. I had a project on my list for a long time, and it was one that I had been putting off for a few months now because I loathed one part of what it entailed -- sensitive, h......

 2021-09-18 11:00 

Hackaday

Silky Smooth Resin Printer Timelapses Thanks to Machine Vision...

The fascination of watching a 3D printer go through its paces does tend to wear off after you spent a few hours doing it, in which case those cool time-lapse videos come in handy. Trouble is they tend......

 2021-09-18 08:00 

Hackaday

Unique Clock Doubles as a Development Board...

Most clocks these days have ditched the round face and instead prefer to tell time through the medium of 7-segment displays. [mihai.cuciuc] is bringing the round face to digital clocks with his time-k......

 2021-09-18 05:00 

Hackaday

Automatic Microfiche Scanner Digitizes Docs...

While the concept might seem quaint to us today, microfiche was once a very compelling way to store and distribute documents. By optically shrinking them down to just a few percent of their original s......

 2021-09-18 02:00 

Hackaday

3D-Printing Complex Sensors and Controls with Metamaterials...

If you've got a mechatronic project in mind, a 3D printer can be a big help. Gears, levers, adapters, enclosures -- if you can dream it up, a 3D printer can probably churn out a useful part for you. B......

 2021-09-17 23:00 

Hackaday

Banish Early Morning Zombification With The zom-b-gone!...

[Applied Procrastination] aka [Simen E. Srensen] has a simple project to help those of us that struggle with early-morning zombification. By leveraging the backlight optics from a broken LCD monitor......

 2021-09-17 20:00 

Hackaday

Putting an Afterburner on an Electric Ducted Fan...

Afterburners are commonly agreed to be the coolest feature of military fighter aircraft. Injecting raw fuel into the exhaust stream of a jet engine, afterburners are responsible for that red-hot flami......

 2021-09-17 18:30 

Hackaday

DIY Laser Speckle Imaging Uncovers Hidden Details...

It sure sounds like...

 2021-09-17 17:01 

Hackaday

Retrotechtacular: The Dangers of Confined Spaces...

Many people find themselves working in confined spaces every day, whether it be in sewer systems, drains, or other tight spots. These areas come with their own unique risks to life and limb that must ......

 2021-09-17 16:01 

Hackaday

Hackaday Podcast 136: Smacking Asteroids, Decoding Voyager, Milling Cheap, and PS5 Triggered...

Hackaday editors Elliot Williams and Mike Szczys look back on a great week of hardware hacking. What a time to be alive when you can use open source tools to decode signals from a probe that has long ......

 2021-09-17 15:00 

Hackaday

RoboTray is a Secret Tea Butler...

How far would you go for your cup of tea? [samsungite]'s missus doesn't like clutter on her countertops, so away the one-cup kettle would go back into the cupboard for next time while the tea steeped.......

 2021-09-17 14:00 

Hackaday

This Week in Security: Office 0-day, ForcedEntry, ProtonMail, and OMIGOD...

A particularly nasty 0-day was discovered in the wild, CVE-2021-40444, a flaw in how Microsoft's MSHTML engine handled Office documents. Not all of the details are clear yet, but the result is that op......

 2021-09-17 11:00 

Hackaday

Add-On Lets FDM 3D Printer Wash And Cure Resin Parts...

The dramatic price reductions we've seen on resin 3D printers over the last couple of years have been very exciting, as it means more people are finally getting access to this impressive technology. B......

 2021-09-17 08:00 

Hackaday

Triple Monitor Luggable PC Is An All In One Powerhouse...

[Matt] from [DIY Perks] has made a name for himself building nice custom computing machines, and his latest triple-monitor luggable PC (video after the break) is sure to give most high-performance des......

 2021-09-17 05:00 

Hackaday

A CRT Monitor Restoration...

Nothing quite says vintage computer like a dedicated glass terminal. We enjoyed [Adam's] restoration of an Acorn CRT monitor. The monitor is old enough to have that vintage vibe, but not so old as to ......

 2021-09-17 02:00 

Hackaday

Tesla Door Handle Improvements...

Automotive engineer and former Tesla employee [SuperfastMatt] takes at look at the notorious Tesla door handle design and how it's changed over the years (see the video below the break). The original ......

 2021-09-16 23:00 

Hackaday

Taking A Deep Dive into SPI...

With the prevalence of libraries, it has never been easier to communicate with hundreds of different sensors, displays, and submodules. But what is really happening when you type SPI.begin() into the ......

 2021-09-16 19:35 

Hackaday

Farewell Sir Clive Sinclair; Inspired a Generation of Engineers...

It is with sadness that we note the passing of the British writer, engineer, home computer pioneer, and entrepreneur, Sir Clive Sinclair, who died this morning at the age of 81 after a long illness. H......

 2021-09-16 18:30 

Hackaday

Hacking a Robot Vacuum to Write a Replacement App...

While internet-connected devices can be very useful around the house, and it is pretty cool to be able to monitor your dishwasher from half a world away, it's important to be mindful of privacy and se......

 2021-09-16 17:00 

Hackaday

Powering Up With USB: Untangling The USB Power Delivery Standards...

Powering external devices directly from a PC's I/O ports has been a thing long before USB was even a twinkle in an engineer's eye. Some of us may remember the all too common PS/2 pass-through leads th......

 2021-09-16 15:30 

Hackaday

Continuous Resin Printer Shows The Speed...

Redditor [No-Championship-8520] aka [Eric Potempa] has come up with an interesting DIY take on the Continuous Liquid Interface Production (CLIP) process currently owned and developed by Carbon Inc.......

 2021-09-16 14:01 

Hackaday

Ask Hackaday: What's the Best Way To Heat a Tent with a Laptop?...

For Europeans, August is usually a month of blistering heatwaves, day after day of cloudless skies and burning sun that ripens fruit and turns we locals a variety of shades of pink. Hacker camps durin......

 2021-09-16 11:00 

Hackaday

So, Why Are Hyperlinks Blue, Anyway?...

You've no doubt noticed by now that while some links are gold and/or bold, most links out there are blue, especially on web pages of yore. But why? the TL;DR answer is that the Mosaic browser, release......

 2021-09-16 08:00 

Hackaday

An RF Remote Is No Match For A Logic Analyser!...

The Neewer NL660-2.4 Video Keylight has a handy remote control, which for [Tom Clement] has a major flaw in that it can't restore the light to the state it had during its last power-on. He's thus take......

 2021-09-16 05:00 

Hackaday

Ferranti's Ghost Tours The Chip Factory That Made The ULA...

Former Ferranti Electric engineer [Martin Mallinson] recently posted a 1980s documentary on YouTube (see the video below the break). It shows in some detail the semiconductor plant at Gem Mill outside......

 2021-09-16 02:00 

Hackaday

A 3-6-9 Antenna Pulls in the Signals...

Every time we see a dispatch from [Mr. Carlson], we imagine it is being beamed from his orbital station packed full of vintage radio gear. We are certain the reality is more terrestrial, but if we wer......

 2021-09-15 23:00 

Hackaday

Laptop Gets Fixed by Simply Removing Problem Component...

We wouldn't go so far as to say...

 2021-09-15 20:00 

Hackaday

Take a Look at This Optical Keyboard...

Making keyboards is easy, right? Just wire up a bunch of switches matrix-style to a microcontroller, slap some QMK and a set of keycaps on there and you're good to go. Well, yeah, that might work for ......

 2021-09-15 18:31 

Hackaday

3D Printed Scooter Zips Around...

Tooling around downtown on a personal electric vehicle is a lot of fun, but it is even better when you do like [James Dietz] and ride on your own 3D-printed electric scooter. As one of the entries for......

 2021-09-15 17:01 

Hackaday

The Many Ways To Solve Your Enclosure Problems...

Most projects around here involve some sort of electronics, and some sort of box to put them in. The same is true of pretty much all commercially available electronic products as well.Despite that......

 2021-09-15 15:31 

Hackaday

Smart Home Hack Breaks Down Walls Figuratively And Literally...

Are you ready for a tale of poorly supported hardware, clueless contractors, and bad coding? Look no further than [Neighborino]'s excellent write-up where he details his pursuit of smart home pwnershi......

 2021-09-15 14:00 

Hackaday

Monoclonal Antibodies: The Guided Missiles of Medicine...

Whenever anyone mentions the word...

 2021-09-15 11:01 

Hackaday

Bringing a Ruined Game Boy Cart Back To Life with Tons of Soldering...

Retro consoles and handhelds are full of nostalgia and happy memories for many. However, keeping these machines and their media going can be a difficult job at times. [Taylor] was challenged to rescue......

 2021-09-15 08:01 

Hackaday

German Experiment Shows Horses Beating Local Internet Connections...

These days, we're blessed with wired and wireless networks that can carry huge amounts of data in the blink of an eye. However, some areas are underprovisioned with bandwidth, such as Schmallenberg-Ob......

 2021-09-15 05:00 

Hackaday

Useless Machine Is A Clock...

Useless machines are a fun class of devices which typically turn themselves off once they are switched on, hence their name. Even though there's no real point, they're fun to build and to operate none......

 2021-09-15 02:01 

Hackaday

Hacking the Wooly Mammoth...

In case you can't get enough Jurassic Park movies, you can look forward to plans a biotech company has to hybridize endangered Asian elephants with long-extinct wooly mammoths using gene splicing and ......

 2021-09-14 23:00 

Hackaday

Harp Uses Frikin' Lasers...

We aren't sure if you really need lasers to build [HoPE's] laser harp. It is little more than some photocells and has an Arduino generate tones based on the signals. Still, you need to excite the phot......

 2021-09-14 20:00 

Hackaday

Gorgeous Battery Welder Hits The Spot...

Raise you're hand if you've ever soldered directly to a battery even though you know better. We've all been there. Sometimes we get away with it when we have a small pack and don't care about longevit......

 2021-09-14 18:31 

Hackaday

Lithium Mine To Battery Line: Tesla Battery Day And The Future Of EVs...

After last year's Tesla Battery Day presentation and the flurry of information that came out of it, [The Limiting Factor] spent many months researching the countless topics behind Tesla's announced pl......

 2021-09-14 17:00 

Hackaday

The World's First Autonomous Electric Cargo Ship Is Due to Set Sail...

Maritime shipping is big business, with gigantic container ships responsible for moving the vast majority of the world's goods from point A to points B, C and D. Of course, there's a significant envir......

 2021-09-14 15:31 

Hackaday

3D Objects without Scanning...

There are many scanners -- both commercial and homemade -- that can take a variety of scans or images of a 3D object and convert it into something like a 3D printable file. When the process works, it ......

 2021-09-14 14:01 

Hackaday

A Rant on Personal Software Projects...

Looking across your hard drive and GitHub, you might find hundreds of notes and skeletons of Git repositories. A veritable graveyard of software side projects. The typical flow for many of these proje......

 2021-09-14 11:01 

Hackaday

What's Cooler Than A 7-Segment Display? A 7200-Segment Display!...

If you look around your desk right now, odds are you'll see a 7-segment display or two showing you some vital information like the time or today's weather. But think of how much information you could ......

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