Monthly Archives: September 2019

Trill: Easy Positional Touch Sensors for Your Projects

Creating capacitive touch-sensitive buttons is easy these days; many microcontrollers have cap-sense hardware built-in. This will work for simple on/off control, but what if you want a linear, position-sensitive input, like you’d find on a computer touchpad or your smartphone screen? Not so easy — at least until now. Trill …read more

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Posted in Bela, capacitive sensing, capacitive sensor, capacitive slider, capsense, Crowd Funding, CY8C20636A, cypress, Hackaday Columns, i2c, kickstarter, Microcontrollers, news, slider, Trill | Leave a comment

Software Defined Radio Hack Chat

Join us on Wednesday, September 18 at noon Pacific for the Software Defined Radio Hack Chat with Corrosive!

If you’ve been into hobby electronics for even a short time, chances are you’ve got at least one software-defined radio lying around. From the cheap dongles originally intended to watch digital TV

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Posted in Airspy, dongle, Hackaday Columns, HackRF, radio, RTL-SDR, sdr, software-defined radio, The Hack Chat | Leave a comment

The Benefits And Pitfalls Of Using PCBs As An Enclosure

[Mastro Gippo] found himself in a pickle recently, with the development of an enclosure for the Prism electric vehicle charger. The body had been sorted out, but the front cover needed work. It had to be visually appealing, and ideally should provide the user feedback on the charging process. After …read more

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Posted in misc hacks, pcb | Leave a comment

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 momentous launch and against all odds, OSCAR 1 was launched as a secondary payload from an Air Force missile taking a …read more

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Posted in Featured, Interest, Original Art, space | Leave a comment

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 indiscriminate, and will let any old creature waltz right in. Well, [Jeremiah] was tired of uninvited …read more

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Posted in bluetooth, car antenna, cat door, node-red, Raspberry Pi, Raspberry Pi 3, TILE | Leave a comment

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 wrist, there’s a big question as to their accuracy. After all, it’s all based on the …read more

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Posted in exercise tracking, lifehacks, machine learning, machine vision, neural networks | Leave a comment

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 there with some of the most gorgeous pieces of homebrew audio gear we’ve ever seen. Combining modular …read more

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Posted in classic hacks, digital audio hacks, graphic equalizer, media player, mopidy, Raspberry Pi, Raspberry Pi 3, vfd, vintage | Leave a comment

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 this, the user is responsible for putting together the rest of the …read more

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Posted in 3D printed enclosure, Atomic Pi, Cheese Grater, computer hacks, mac pro, parts, power supply | Leave a comment

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 own, exploring designs new and old. The walking arm trebuchet is a good example, which uses …read more

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Posted in misc hacks, pumpkin, pumpkins, trebuchet | Leave a comment

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 just that, attempting to launch a 3D-printed torpedo from a kayak. The build may have been done as a …read more

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Posted in 3d Printer hacks, torpedo | Leave a comment