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Drone Registration Tax Sought by UK’s CAA
As the UK’s aviation regulator, the Civil Aviation Authority is tasked with “making aviation better for those who choose to fly and those who do not”. Their latest plan to further this mission comes...
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Creating A Contest-Winning Amiga Demo Soundtrack
The Amiga platform took the world by storm in the 1980s. Developed by a crack team and brought to market by Commodore, the OCS chipset brought high-quality graphics and sound into the home computer...
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Marvelously Machined Clutch Masters Musical Marble Machine Mayhem
As far as marble runs go, few can hope to compete with [Wintergatan]’s amazing musical works. While undertaking the build of the Marble Machine X, timing problems became apparent. You can crank the...
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A Mainframe Tape Drive Emulator
Retro computer fans come in all shapes and sizes. Some like the big name machines from the dawn of the home computer era, others like collecting quirky pieces like early laptops and handheld devices....
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Auto-Trickler Gently Doles Out Powder to Assist Reloading
Do you even trickle? [Eric] does, and like everything else about reloading, trickling is serious business. Getting an exact charge of powder to add to a cartridge is not a simple task, and very...
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KiCad Gets Banana For Scale
Over the years we’ve seen KiCad grow from a niche, somewhat incomplete, but Open Source PCB design suite to a full-featured extravaganza of schematics and board layouts. We’ve plumbed the depths of...
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Raspberry Pi Streams Music Using Only the Default Linux Tools
Getting a home music streaming system off the ground is typically a straightforward task. Using Apple devices with Airplay makes this task trivial, but if you’re a computing purist like [Connor] who...
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Innovative Bird Feeder Design Recycles Recycling’s Garbage
Recycling beverage cartons isn’t 100% efficient. The process yields some unusable garbage as a byproduct. Why? Because containers like juice boxes are mostly paper, but also contain plastic and...
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Low Power Weather Station Blows the Competition Away
Building a weather station isn’t too tall of an order for anyone getting into an electronics project. There are plenty of plans online, and you can even put your station on Weather Underground if it...
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Play Tetris on a Transistor Tester, Because Why Not?
[Robson] had been using the same multimeter since he was 15. It wasn’t a typical multimeter, either. He had programmed it to also play the Google Chrome jumping dinosaur game, and also used it as a...
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Add A Bit Of Soviet-Era Super-Computing To Your FPGA
The MESM-6 project is focused on bringing the 1960s Soviet BESM-6 computer to the modern age of FPGAs and HDLs. At the moment the team behind this preservation effort consists out of [Evgeniy...
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Full Earth Disc Images From GOES-17 Harvested By SDR
We’ve seen lots of hacks about capturing weather images from the satellites whizzing over our heads, but this nicely written how-to from [Eric Sorensen] takes a different approach. Rather than...
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Swiss Cheese Metamaterial is an Analog Computer
If you have had trouble with ordinary calculus, you may not be pleased to hear about “photonic calculus” — a recent idea from [Nader Engheta] of the University of Pennsylvania. The idea is that...
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Talking Washer is a Clean Solution for the Visually Impaired
Have you shopped for an appliance lately? They’re all LEDs, LEDs everywhere. You might say that manufacturers are out of touch with the utility of tactile controls. [Wingletang]’s fancy new washing...
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Star Wars Electrostaff Effect, Done With Spinning LEDs
[Bithead] wanted to make a prop replica of an Electrostaff from Star Wars, but wasn’t sure how best to create the “crackling arcs of energy” effect at the business ends. After a few false starts, he...
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Vintage Terminal Converted For Galactic Use In Time For May The Fourth
“Not as clumsy or random as Windows. An elegant terminal, for a more civilized age.” [Ben Kenobi] might well have said that about the Hewlett-Packard 264x-series of serial terminals, in use starting...
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Faxsploit – Exploiting A Fax With A Picture
Security researchers have found a way to remotely execute code on a fax machine by sending a specially crafted document to it. So… who cares about fax? Well apparently a lot of persons are still using...
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Finally, A TV For Portrait Videos
Vertical video is bad, or so we’re told, and you shouldn’t shoot a video with your phone in a vertical position. Why? Because all monitors are wider than they are tall. This conventional wisdom is...
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3D Printed Weather Station Gets A Wireless Upgrade
A weather station can be anything from a fun home science exercise, all the way up to a useful tool for planning and weather prediction. [Rob Ward] is one such person who has developed their own...
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Ripping Up A Rothult
NFC locks are reaching a tipping point where the technology is so inexpensive that it makes sense to use it in projects where it would have been impractical months ago. Not that practicality has any...
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