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“Yell to Press B” Mod Makes N64 Controller Worse
There’s probably no reason anyone would actually desire a mod like this. Well, no good reason. But [William Osman] had been pondering what it would be like to play some classic games with inputs other...
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Watch The Low-Cost Mechatronics Lab Dispense Candy, Sort Cups
A lot can be done with simple motors and linear motion when they are mated to the right mechanical design and control systems. Teaching these principles is the goal behind the LCMT (Low Cost...
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RISC-V CPU Gets A Peripheral
One of the ways people use FPGAs is to have part of the FPGA fabric hold a CPU. That makes sense because CPUs are good at some jobs that are hard to do with an FPGA, and vice versa. Now that the...
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FCC Gets Complaint: Proposed Ham Radio Rules Hurt National Security
On November 10th, [Theodore Rappaport] sent the FCC an ex parte filing regarding a proposed rule change that would remove the limit on baud rate of high frequency (HF) digital transmissions. According...
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Plug Your Ears And Hop On This Jet-Powered eBike
Ah, the simple pleasures of a bike ride. The rush of the wind past your ears, the gentle click of the derailleurs as you change gears, the malignant whine of the dual electric jet turbines pushing you...
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Hackaday Assembling At 35C3
Hackaday is going to be at the 35th annual Chaos Communication Congress (35C3), December 27th – 31st, and we’re putting together an assembly. If you’re coming to 35C3, come join us! If you’ve never...
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Video Details Construction of Transparent Wood
We’ve talked about transparent wood before. However, the process can be difficult to get just right. [NileRed] recently posted a video with very detailed instructions on how he’s doing it. Aside from...
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The Electronics of Cold War Nightmares
It is a good bet that if you look around you, you’ll be able to find at least one smoke detector in sight. If not, there’s probably one not too far away. Why not? Fires happen and you’d like to know...
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Tiny Drone Racing Gates Use Up Those Filament Scraps
Drone racing comes in different shapes and sizes, and some multirotor racers can be very small indeed. Racing means having gates to fly though, and here’s a clever DIY design by [Qgel] that uses a...
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Soft Silicone Pneumatics Are 3D-printed In A Tub Of Gel
We’ve seen our fair share of soft silicone robots around here. Typically they are produced through a casting process, where molds are printed and then filled with liquid silicone to form the robot...
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Amazon Creates Distributed Satellite Ground Stations
Here’s an interesting thought: it’s possible to build a cubesat for perhaps ten thousand dollars, and hitch a ride on a launch for free thanks to a NASA outreach program. Tracking that satellite along...
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Advances In Flat-Pack PCBs
Right now, we’ve got artistic PCBs, we’ve got #badgelife, and we have reverse-mounted LEDs that shine through the fiberglass substrate. All of this is great for PCBs that are functional works of art....
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72 Tranducers For Acoustic Levitation
Levitation has a way of arousing curiousity and wonder wherever it appears. There’s a multitude of ways to do it, each with their own strengths and weaknesses and ideal use cases. [Julius Kramer]...
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Pedal Far With A Solar Powered Tricycle
More and more electric bikes have been rolling out into the streets lately as people realize how inexpensive and easy they are to ride and use when compared to cars. They can also be pedaled like a...
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9 Planes Combine To Make One Giant Flexible Flier
[Ran D. St. Clair] has created a unique flying machine in the Flex 9. It’s not every day that you see a completely new and unusual aircraft, but the Flex 9 definitely fits the bill. [Ran] took 9 radio...
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Mini Vectrex Prototype Restored By National Videogame Museum
The crash of the videogame market in 1983 struck down a slew of victims, and unique products such as the Vectrex were not immune to its destructive ways. The all-in-one console featured a...
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SauceBot Uses G-Code to Apply Condiments with Precision
You just can’t please some people. Take a 3D-printer disguised as a condiment dispenser to a public event and next thing you know people actually expect you to build a 3D-condiment dispenser for the...
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Reverse Engineering With Sandpaper
Every once in a while, and more so now than before, you’ll find a really neat chip with zero documentation. In [David]’s case, it’s a really cool USB 3.0 eMMC/ SD MMC controller. Use this chip, attach...
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Adopting An Orphaned Ultralight
Owning and flying your own small airplane offers a nearly unmatched level of freedom and autonomy. Traveling “as the crow flies” without having to deal with traffic on the ground immediately shrinks...
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MIPI CSI-2 Implementation In FPGAs
[Adam Taylor] always has interesting FPGA posts and his latest is no exception. He wanted to use a Zynq for image processing. Makes sense. You can do the high-speed parallel parts in the FPGA fabric...
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