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New Bluetooth 5 Channel Hopping Reverse Engineered for Jamming and Hijacking
Bluetooth Low Energy (BLE) 5 has been around since 2016 with the most recent version 5.2 published just this year. There’s not much hardware out there that’s using the new hotness. That didn’t stop...
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DIY Personal Assistant Robot Hears and Sees All
Who wouldn’t want a robot that can fetch them a glass of water? [Saral Tayal] didn’t just think that, he jumped right in and built his own personal assistant robot. This isn’t just some...
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In The Fast Moving World Of CNC, This Restored Router Is An Antique
Large machine tools are often built to last a very long time, so it is not uncommon to find a lathe made in the 19th century still providing faithful service. The fundamental job of a lathe has not...
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Hackaday Links: August 11, 2019
By the time this goes to press, DEFCON 27 will pretty much be history. But badgelife continues, and it’d be nice to have a way of keeping track of all the badges offered. Martin Lebel stepped up to the...
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Bearing-reinforced Stepper Tackles Hefty Axial Loads
These days, it’s common among us hackers to load a stepper motor with forces in-line with their shaft–especially when we couple them to leadscrews or worm gears. Unfortunately, steppers aren’t really...
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Fitness Trackers Don’t Have To Be Proprietary
Fitness trackers have become a popular piece of consumer electronic equipment, with a range of models from a variety of manufacturers. Many of these commercial offerings, however, leave the consumer...
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An MSX With A Nintendo Controller
Console owners inhabit their own individual tribes depending upon their manufacturer of choice, and so often never the twain shall meet. But sometimes there are those what-if moments, could Mario have...
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Latex Bellows from Scratch
You would be forgiven for thinking that the semi-spherical bulb [Len], from the Bellowphone channel, is holding is a toilet bowl float. It is a bellows of his design that is similar to the squeezable...
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EL Wire Makes For A Great Faux-Neon Sign
Neon signs are attractive, but require specialised tools and skills for their manufacture. If you don’t have time to learn glass blowing and source the right gasses, you’re pretty much out of luck....
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KVM Foot Switch In A Few Steps
[Radishmouse], despite the handle, is not a mouse guy. Give him a keyboard and he will get around just fine in any OS or program. As it is, he’s got a handful of ThinkPads, each running a different OS....
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Giving The Amstrad CPC A Voice And A Drum Kit
Back in the ’80s, home computers weren’t capable of much in terms of audio or multimedia as a whole. Arguably, it wasn’t until the advent of 16-bit computers such as the Amiga that musicians could...
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Shop-Made Tools Turn Cheap Steel into Telescoping Tubes
Beginning metalworkers are often surprised at just how cheap steel can be. It’s a commodity made by the gigaton, and there are always plenty of extra pieces and scraps left over from big projects that...
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Spin Me Right Round, Baby: Generator Building Experiments for Mere Mortals
How many of you plan to build a wind-powered generator in the next year? Okay, both of you can put your hands down. Even if you don’t want to wind your coils manually, learning about the principles in...
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1940s Portable Radio Is A Suitcase
The meaning of the word portable has changed a bit over the years. These days something has to be pretty tiny to be considered truly portable, but in the 1940s, anything with a handle on it that you...
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Simple Bluetooth Car Audio From A Pi Zero
When [Sami Pietikäinen] realized that the Bluetooth built into his car didn’t support audio, he didn’t junk it and buy a Tesla. Instead, he decided to remedy the problem by building a small Bluetooth...
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Print Your Own Heat Shrink Labels for Factory-Chic Wire Naming
Heat shrink tubing is great for insulating wires. Labeling wires in a bundle is always useful, too. [Voltlog] has a cheap Brother label printer and discovered he can buy knock off label cassettes for a...
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Remote ADS-B Install Listens in on All the Aircraft Transmissions with...
When installing almost any kind of radio gear, the three factors that matter most are the same as in real estate: location, location, location. An unobstructed location at the highest possible...
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Cheap Electric Scooter Gets a Big Brake Upgrade; Unlocks Proper Drift Mode
The last few years have seen a huge rise in the prominence of electric scooters. Brushless motors, lithium batteries, and scooter sharing companies have brought them to the mainstream. However,...
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[Jessica] Is Soft On Robot Grippers
It is an old movie trope: a robot grips something and accidentally crushes it with its super robot strength. A little feedback goes a long way, of course, but futuristic robots may also want to employ...
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Overclocking In An SNES Emulator
The bsnes emulator has a new overclocking mode to eliminate slowdowns in SNES games while keeping the gameplay speed accurate. We’re emulating old SNES hardware on modern machines that are vastly more...
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