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Dissecting the TL-WR841N For Fun and Profit
The TP-Link TL-WR841N isn’t a particularly impressive piece of hardware, but since it works decently well and sells for under $20 USD, it’s one of the most popular consumer routers on Amazon. Now,...
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Watching the Watchers: The State of Space Surveillance
By now you’ve almost certainly heard about the recent release of a high-resolution satellite image showing the aftermath of Iran’s failed attempt to launch their Safir liquid fuel rocket. The...
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Modified Tombstone Welder Contains a Host of Hacks
State-of-the-art welding machines aren’t cheap, and for good reason: pushing around that much current in a controlled way and doing it over an entire workday takes some heavy-duty parts. There are...
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Side-Channel Attack Shows Vulnerabilities of Cryptocurrency Wallets
What’s in your crypto wallet? The simple answer should be fat stacks of Bitcoin or Ethereum and little more. But if you use a hardware cryptocurrency wallet, you may be carrying around a bit fat...
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This Week in Security: Simjacker, Microsoft Updates, Apple Vs Google, Audio...
We often think of SIM cards as simple data storage devices, but in reality a SIM card is a miniature Universal integrated circuit card, or smart card. Subscriber data isn’t a simple text string, but a...
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Is It A Boat? Is It A Hammock? No, It’s Both!
If you’re enjoying a Western Canadian summer, two of the best ways to do so involve a hammock, or a boat. Seeking to improve on this mighty duo with a hammock-boat combo, [Jarrett] describes his...
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Hackaday Podcast 035: LED Cubes Taking Over, Ada Vanquishes C Bugs, Rad...
Hackaday Editors Mike Szczys and Elliot Williams get caught up on the most interesting hacks of the past week. On this episode we take a deep dive into radiation-monitor projects, both Geiger tube and...
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Hands-On: BornHack’s Light Sabre Badge
A badge modelled after the handle of a light sabre? Yes Please! This Star Wars themed hardware is the work of hardware designer Thomas Flummer for the 2019 BornHack conference held in Denmark last...
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Teaching A Vintage Line Printer To Make Music, All Over Again
Sit next to any piece of machinery long enough and you get to know it by the sounds it makes. Think about the sounds coming from any 3D-printer or CNC machine; it’s easy to know without looking when...
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A Conference Badge Breathes Life Into A Rotary Phone
We have covered the astonishing diversity of conference badges to a great extent over the years, and we are always pleased and surprised at the creativity and ingenuity that goes into their creation....
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Stack Those Boards For An Extra-Special Backlit LED Effect
By now most of us should be used to backlit LEDs, in which a bare board with no copper or soldermask as an LED mounted on its reverse side to shine through as if with a diffuser. [Wim Van Gool] has...
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RCA Created Video Records too Late
It is easy to find technology success stories: the PC, DVD, and cell phone are all well-documented tales. However, it is a little harder to find the stories behind the things that didn’t quite take off...
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Cheap Sensors and an SDR Monitor Conditions in this Filament Drying Farm
We don’t know where [Scott M. Baker] calls home, but it must be a pretty humid place indeed. After all, he has invested quite a bit in fancy vacuum storage containers to keep his 3D-printer filament...
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Even Joke Torpedoes Are Pretty Hard To Get Right
It’s rare that makers get involved in out-and-out munition production. It’s dangerous, and usually frowned upon by local authorities. That said, it can be fun to experiment around, and [Ivan] does...
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Walking Arm Trebuchet Is Different, But Effective
For many of us, our first encounter with the famous trebuchet was Age of Empires II, or perhaps a documentary on historical siege engines. However, many people continue to pursue builds of their very...
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Atomic Pi Gets A 3D-Printed Mac Makeover
The Atomic Pi is a pretty impressive piece of kit for the price, but it’s not exactly a turn-key kind of product. Even to a greater extent than what you might normally expect with a “dev” board like...
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Scratch Built Media Player Channels 1980s Design
No, you aren’t looking at a 30 year old Teac graphic equalizer that somebody modified. The MWA-002 Network Music Player created by [GuzziGuy] is built entirely from new components, and easily ranks up...
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GymCam Knows Exactly What You’ve Been Doing In The Gym
Getting exact statistics on one’s physical activities at the gym, is not an easy feat. While most people these days are familiar with or even regularly use one of those motion-based trackers on their...
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Over-Engineered Cat Door Makes Purrfect Sense
On paper, pet doors are pretty great. You don’t have to keep letting the cat in and out, and there should be fewer scratches on the door overall. Unfortunately, your average pet door is...
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Hams in Space: Gearing Up for the Lunar Gateway
Humanity had barely taken its first tentative steps into space with primitive satellites when amateur radio operators began planning their first satellites. Barely four years after Sputnik’s brief but...
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