Space-Saving Servo Tester Console Looks Space-Worthy
https://hackaday.com/2020/01/05/space-saving-servo-tester-console-looks-space-worthy/

You know how it goes — sometimes you just have to stop in the middle of a project and build yourself a tool that vastly improves your workflow as soon as it’s completed. [Ikkalebob] aka [Will Cogley] on YouTube is working on some super secret project that requires a whole …read more (https://hackaday.com/2020/01/05/space-saving-servo-tester-console-looks-space-worthy/)

3D Pens Can Make Ugly Drone Parts That Almost Work
https://hackaday.com/2020/01/05/3d-pens-can-make-ugly-drone-parts-that-almost-work/

Small hobby aircraft and light plastic parts go hand in hand, and a 3D printing pen makes lightweight plastic things without the overhead of CAD work and running a 3D printer. So could a 3D pen create useful plastic bits for small quadcopters? [Michael Niggel] decided to find out by  …read more (https://hackaday.com/2020/01/05/3d-pens-can-make-ugly-drone-parts-that-almost-work/)

Converting a Drill Press Into a Milling Machine
https://hackaday.com/2020/01/05/converting-a-drill-press-into-a-milling-machine/

Mills are a huge investment, and for hobbyists without the space to install their own personal mill, it can sometimes be a pain to have to find a facility with a mill to complete your project.
What if you could convert your drill press into a mill instead? YouTuber [Small …read more (https://hackaday.com/2020/01/05/converting-a-drill-press-into-a-milling-machine/)

Hackaday Links: January 5, 2020
https://hackaday.com/2020/01/05/hackaday-links-january-5-2020/

It looks like the third decade of the 21st century is off to a bit of a weird start, at least in the middle of the United States. There, for the past several weeks, mysterious squads of enormous multicopters have taken to the night sky for reasons unknown. Witnesses on …read more (https://hackaday.com/2020/01/05/hackaday-links-january-5-2020/)

AirBass Lets You Jam Wherever
https://hackaday.com/2020/01/05/airbass-lets-you-jam-wherever/

If you play an instrument, you know how rewarding it is to watch and hear yourself reproduce your favorite songs and make new melodies. But you also know how steep the learning curve can be, how difficult it is to learn positions and notes while your body adjusts to the …read more (https://hackaday.com/2020/01/05/airbass-lets-you-jam-wherever/)

Creating a Custom Engagement Ring with 3D-Printing
https://hackaday.com/2020/01/05/creating-a-custom-engagement-ring-with-3d-printing/

Even if you’re pretty sure what the answer will be, a marriage proposal is attended by a great deal of stress to make the event as memorable and romantic as possible. You’ve got a lot of details to look after, not least of which is the ring. So why not …read more (https://hackaday.com/2020/01/05/creating-a-custom-engagement-ring-with-3d-printing/)

Embedding a Smart Switch in a Java Factory
https://hackaday.com/2020/01/06/embedding-a-smart-switch-in-a-java-factory/

When you need coffee, you don’t need any hassles standing between you and caffeination. Especially ironic hassles, like having to do more to turn on appliances inside of home automation schemes than you did without them.
[Maurice Makaay] bought a smart plug to add this beautiful drip coffee machine to …read more (https://hackaday.com/2020/01/06/embedding-a-smart-switch-in-a-java-factory/)

Steampunk Motorcycle Runs On Compressed Air, Is Pure Hacking Art
https://hackaday.com/2020/01/06/steampunk-motorcycle-runs-on-compressed-air-is-pure-hacking-art/

Sometimes it’s ok to sacrifice some practicality for aesthetics, especially for passion projects. Falling solidly in this category is [Peter Forsberg]’s beautiful, barely functional steam punk motorcycle. If this isn’t hacker art, then we don’t know what is.
The most eye-catching part of the motorcycle is the engine and drive …read more (https://hackaday.com/2020/01/06/steampunk-motorcycle-runs-on-compressed-air-is-pure-hacking-art/)

Hackaday Belgrade: Call for Proposals
https://hackaday.com/2020/01/06/hackaday-belgrade-call-for-proposals/

Join Hackaday in Belgrade, Serbia on May 9th, 2020 for the Hackaday Belgrade conference! The biennial hardware conference is just seventeen weeks from now. Early Bird tickets will go on sale shortly, but beginning right now you can hack your way into the conference by submitting a talk proposal. Accepted …read more (https://hackaday.com/2020/01/06/hackaday-belgrade-call-for-proposals/)

Continuous Integration: What It Is And Why You Need It
https://hackaday.com/2020/01/06/continuous-integration-what-it-is-and-why-you-need-it/

If you write software, chances are you’ve come across Continuous Integration, or CI. You might never have heard of it – but you wonder what all the ticks, badges and mysterious status icons are on open-source repositories you find online. You might hear friends waxing lyrical about the merits of …read more (https://hackaday.com/2020/01/06/continuous-integration-what-it-is-and-why-you-need-it/)

3D-Printed Tools Turn Bench Vise into Expedient Press Brake
https://hackaday.com/2020/01/06/3d-printed-tools-turn-bench-vise-into-expedient-press-brake/

Chances are pretty good that most of us have used a bench vise to do things far beyond its intended use. That’s understandable, as the vise may be the most powerful hand tool in many shops, capable of exerting tons of pressure with the twist of your wrist. Not taking …read more (https://hackaday.com/2020/01/06/3d-printed-tools-turn-bench-vise-into-expedient-press-brake/)

Organic Audio: Putting Carrots as Audio Couplers To The Test
https://hackaday.com/2020/01/06/organic-audio-putting-carrots-as-audio-couplers-to-the-test/

If there’s one thing that gives us joy here at Hackaday it’s a story of audio silliness. There is a rich vein of dubious products aimed at audiophiles which just beg to be made fun of, and once in a while we oblige. But sometimes an odd piece of audio …read more (https://hackaday.com/2020/01/06/organic-audio-putting-carrots-as-audio-couplers-to-the-test/)

The Hacker History of Music Technologies
https://hackaday.com/2020/01/06/the-hacker-history-of-music-technologies/

Music throughout history has been inspired and changed by hackers and makers, and never moreso than in the 20th century. Helen Leigh is one such hacker, who brought a talk to Supercon to give us a crash course in the history of recording, electronics and music, and what the maker …read more (https://hackaday.com/2020/01/06/the-hacker-history-of-music-technologies/)

A Homebrew Weller RT Soldering Station
https://hackaday.com/2020/01/06/a-homebrew-weller-rt-soldering-station/

Like a number of hackers before him, [MarcelMG] was impressed with Weller’s RT soldering iron tips, but considerably less enthused about the high purchase price on the station they’re designed to go into. Inspired by similar projects, he decided to try his hand at building his own soldering station which …read more (https://hackaday.com/2020/01/06/a-homebrew-weller-rt-soldering-station/)

Reading Light Not Quite Powered By Your Favorite Hot Beverage
https://hackaday.com/2020/01/06/reading-light-not-quite-powered-by-your-favorite-hot-beverage/

Thermoelectric devices are curious things, capable of generating electricity via the Seebeck effect from a temperature differential across themselves. The Seebeck effect does not produce a huge potential difference, but when employed properly, it can have some useful applications. [MJKZZ] decided to apply the technology to build a reading light, …read more (https://hackaday.com/2020/01/06/reading-light-not-quite-powered-by-your-favorite-hot-beverage/)

Full Duplex Radio Claimed Easier with Analog Module
https://hackaday.com/2020/01/06/full-duplex-radio-claimed-easier-with-analog-module/

There’s an old saying that we have one mouth and two ears so you can listen twice as much as you talk. However, talking and listening at the same time is fairly difficult and doing it with radio signals is especially hard. A company called Kumu Networks has an analog …read more (https://hackaday.com/2020/01/06/full-duplex-radio-claimed-easier-with-analog-module/)

The Internet Controls This Monster
https://hackaday.com/2020/01/06/the-internet-controls-this-monster/

What’s worse than unleashing a monster on the internet? Allowing the internet to control the monster! But that’s just what [8BitsAndAByte] did, created a monster that anyone on the internet can control. Luckily for us, this monster only talks.
This is a very simple project and most of the parts …read more (https://hackaday.com/2020/01/06/the-internet-controls-this-monster/)

How Low Can An ESP32 Go?
https://hackaday.com/2020/01/07/how-low-can-an-esp32-go/

Many of us have experimented with the ESP32 microcontroller, attracted by its combination of WiFi and a powerful processor core, but how many of us will have explored all of its many on-board features? One of the more interesting capabilities of this chip comes in the form of its ultra-low-power …read more (https://hackaday.com/2020/01/07/how-low-can-an-esp32-go/)

Tiny Machine Learning On The Attiny85
https://hackaday.com/2020/01/07/tiny-machine-learning-on-the-attiny85/

We tend to think that the lowest point of entry for machine learning  (ML) is on a Raspberry Pi, which it definitely is not. [EloquentArduino] has been pushing the limits to the low end of the scale, and managed to get a basic classification model running on the ATtiny85.
Using …read more (https://hackaday.com/2020/01/07/tiny-machine-learning-on-the-attiny85/)

The Oldest Nuclear Reactor? Nature’s 2 Billion Year Old Experiment
https://hackaday.com/2020/01/07/the-oldest-nuclear-reactor-natures-2-billion-year-old-experiment/

When was the first nuclear reactor created? You probably think it was Enrico Fermi’s CP-1 pile built under the bleachers at the University of Chicago in 1942. However, you’d be off by — oh — about 2 billion years.
The first reactors formed naturally about 2 billion years ago in …read more (https://hackaday.com/2020/01/07/the-oldest-nuclear-reactor-natures-2-billion-year-old-experiment/)

DMCA-Locked Tractors Make Decades-Old Machines the New Hotness
https://hackaday.com/2020/01/07/dmca-locked-tractors-make-decades-old-machines-the-new-hotness/

It’s fair to say that the hearts and minds of Hackaday readers lie closer to the technology centres of Shenzhen or Silicon Valley than they do to the soybean fields of Minnesota. The common link is the desire to actually own the hardware we buy. Among those working the soil …read more (https://hackaday.com/2020/01/07/dmca-locked-tractors-make-decades-old-machines-the-new-hotness/)