Double 3: Your Instant Physical Presence Anywhere, No Matter Where You Are
https://hackaday.com/2019/08/31/double-3-your-instant-physical-presence-anywhere-no-matter-where-you-are/
Telepresence is one of those futuristic buzzwords that’s popped up a few times over the decades; promising the ability to attend a meeting in New York City and another in Tokyo an hour later, all without having to leave the comfort of your home or office. This is the premise …read more (https://hackaday.com/2019/08/31/double-3-your-instant-physical-presence-anywhere-no-matter-where-you-are/)
https://hackaday.com/2019/08/31/double-3-your-instant-physical-presence-anywhere-no-matter-where-you-are/
Telepresence is one of those futuristic buzzwords that’s popped up a few times over the decades; promising the ability to attend a meeting in New York City and another in Tokyo an hour later, all without having to leave the comfort of your home or office. This is the premise …read more (https://hackaday.com/2019/08/31/double-3-your-instant-physical-presence-anywhere-no-matter-where-you-are/)
Force Sensitive Resistor Takes the Pain Out Of Bed Leveling
https://hackaday.com/2019/09/01/force-sensitive-resistor-takes-the-pain-out-of-bed-leveling/
How do you know if your 3D printer bed is levelled? Oh, don’t worry – you’ll know. Without a level bed, filament won’t stick properly to the build surface and you’ll run into all sorts of other problems. Knowing how tricky it can be to get the bed just right, …read more (https://hackaday.com/2019/09/01/force-sensitive-resistor-takes-the-pain-out-of-bed-leveling/)
https://hackaday.com/2019/09/01/force-sensitive-resistor-takes-the-pain-out-of-bed-leveling/
How do you know if your 3D printer bed is levelled? Oh, don’t worry – you’ll know. Without a level bed, filament won’t stick properly to the build surface and you’ll run into all sorts of other problems. Knowing how tricky it can be to get the bed just right, …read more (https://hackaday.com/2019/09/01/force-sensitive-resistor-takes-the-pain-out-of-bed-leveling/)
Running Doom on a Doomed GPS
https://hackaday.com/2019/09/01/running-doom-on-a-doomed-gps/
What’s the first thing you think of when you see an old GPS navigation system for sale cheap at a garage sale? Our research indicates that 100% of people would wonder if it could run Doom; at least that’s what we conclude from the single data point we have, …read more (https://hackaday.com/2019/09/01/running-doom-on-a-doomed-gps/)
https://hackaday.com/2019/09/01/running-doom-on-a-doomed-gps/
What’s the first thing you think of when you see an old GPS navigation system for sale cheap at a garage sale? Our research indicates that 100% of people would wonder if it could run Doom; at least that’s what we conclude from the single data point we have, …read more (https://hackaday.com/2019/09/01/running-doom-on-a-doomed-gps/)
Human-Powered Henhouse Keeps Chickens on the Job
https://hackaday.com/2019/09/01/human-powered-henhouse-keeps-chickens-on-the-job/
While it’s not exactly in the same vein as other projects around here, like restoring vintage video game systems or tricking an ESP32 to output VGA, keeping chickens can also be a rewarding hobby. They make decent pets and can also provide you with eggs. You can also keep them …read more (https://hackaday.com/2019/09/01/human-powered-henhouse-keeps-chickens-on-the-job/)
https://hackaday.com/2019/09/01/human-powered-henhouse-keeps-chickens-on-the-job/
While it’s not exactly in the same vein as other projects around here, like restoring vintage video game systems or tricking an ESP32 to output VGA, keeping chickens can also be a rewarding hobby. They make decent pets and can also provide you with eggs. You can also keep them …read more (https://hackaday.com/2019/09/01/human-powered-henhouse-keeps-chickens-on-the-job/)
Ultra Benchy Is A Big Plastic Boat, Alright
https://hackaday.com/2019/09/01/ultra-benchy-is-a-big-plastic-boat-alright/
The 3DBenchy, or Benchy for short, is a popular test model for 3D printers. Designed with overhanging curved surfaces, flat planes, holes, and other difficult geometry, it’s a great way to benchmark a printer or verify that everything is set up correctly. It comes in rather handy, but at this …read more (https://hackaday.com/2019/09/01/ultra-benchy-is-a-big-plastic-boat-alright/)
https://hackaday.com/2019/09/01/ultra-benchy-is-a-big-plastic-boat-alright/
The 3DBenchy, or Benchy for short, is a popular test model for 3D printers. Designed with overhanging curved surfaces, flat planes, holes, and other difficult geometry, it’s a great way to benchmark a printer or verify that everything is set up correctly. It comes in rather handy, but at this …read more (https://hackaday.com/2019/09/01/ultra-benchy-is-a-big-plastic-boat-alright/)
Stack of Plant Saucers, Transformed Into Low Cost Solar Shield
https://hackaday.com/2019/09/01/stack-of-plant-saucers-transformed-into-low-cost-solar-shield/
For serious data collection with weather sensors, a solar shield is crucial. The shield protects temperature and humidity sensors from direct sunlight, as well as rain and other inclement weather, without interfering with their operation. [Mare] managed to create an economical and effective shield for under three euros in materials. …read more (https://hackaday.com/2019/09/01/stack-of-plant-saucers-transformed-into-low-cost-solar-shield/)
https://hackaday.com/2019/09/01/stack-of-plant-saucers-transformed-into-low-cost-solar-shield/
For serious data collection with weather sensors, a solar shield is crucial. The shield protects temperature and humidity sensors from direct sunlight, as well as rain and other inclement weather, without interfering with their operation. [Mare] managed to create an economical and effective shield for under three euros in materials. …read more (https://hackaday.com/2019/09/01/stack-of-plant-saucers-transformed-into-low-cost-solar-shield/)
Hackaday Links: September 1, 2019
https://hackaday.com/2019/09/01/hackaday-links-september-1-2019/
The sun may be spotless, but that doesn’t mean it isn’t doing interesting things. A geomagnetic storm is predicted for this weekend, potentially giving those at latitudes where the Northern Lights are not common a chance to see a cosmic light show. According to SpaceWeather.com, a coronal hole, a gap …read more (https://hackaday.com/2019/09/01/hackaday-links-september-1-2019/)
https://hackaday.com/2019/09/01/hackaday-links-september-1-2019/
The sun may be spotless, but that doesn’t mean it isn’t doing interesting things. A geomagnetic storm is predicted for this weekend, potentially giving those at latitudes where the Northern Lights are not common a chance to see a cosmic light show. According to SpaceWeather.com, a coronal hole, a gap …read more (https://hackaday.com/2019/09/01/hackaday-links-september-1-2019/)
Automate Sorting Your Trash With Some Healthy Machine Learning
https://hackaday.com/2019/09/01/automate-sorting-your-trash-with-some-healthy-machine-learning/
Sorting trash into the right categories is pretty much a daily bother. Who hasn’t stood there in front of the two, three, five or more bins (depending on your area and country), pondering which bin it should go into? [Alvaro Ferrán Cifuentes]’s SeparAItor project is a proof of concept robot …read more (https://hackaday.com/2019/09/01/automate-sorting-your-trash-with-some-healthy-machine-learning/)
https://hackaday.com/2019/09/01/automate-sorting-your-trash-with-some-healthy-machine-learning/
Sorting trash into the right categories is pretty much a daily bother. Who hasn’t stood there in front of the two, three, five or more bins (depending on your area and country), pondering which bin it should go into? [Alvaro Ferrán Cifuentes]’s SeparAItor project is a proof of concept robot …read more (https://hackaday.com/2019/09/01/automate-sorting-your-trash-with-some-healthy-machine-learning/)
Scrapyard Milling Machine Gets Work Done on a Budget
https://hackaday.com/2019/09/01/scrapyard-milling-machine-gets-work-done-on-a-budget/
Which to buy first, a lathe or a mill? It’s a tough question for the aspiring home machinist with limited funds to spend on machine tools, but of course the correct answer is a lathe. With a lathe, we are told, all other machine tools can be built, including a …read more (https://hackaday.com/2019/09/01/scrapyard-milling-machine-gets-work-done-on-a-budget/)
https://hackaday.com/2019/09/01/scrapyard-milling-machine-gets-work-done-on-a-budget/
Which to buy first, a lathe or a mill? It’s a tough question for the aspiring home machinist with limited funds to spend on machine tools, but of course the correct answer is a lathe. With a lathe, we are told, all other machine tools can be built, including a …read more (https://hackaday.com/2019/09/01/scrapyard-milling-machine-gets-work-done-on-a-budget/)
(Mis)use This Part to Attach 3D Printed Stuff to a Shaft
https://hackaday.com/2019/09/02/misuse-this-part-to-attach-3d-printed-stuff-to-a-shaft/
Interfacing a shaft to a 3D printed gear doesn’t have to be tricky. [Tlalexander] demonstrated a solution that uses one half of a spider coupling (or jaw coupling) to create an effective modular attachment. The picture above (and this older link) shows everything you need to know: the bottom of …read more (https://hackaday.com/2019/09/02/misuse-this-part-to-attach-3d-printed-stuff-to-a-shaft/)
https://hackaday.com/2019/09/02/misuse-this-part-to-attach-3d-printed-stuff-to-a-shaft/
Interfacing a shaft to a 3D printed gear doesn’t have to be tricky. [Tlalexander] demonstrated a solution that uses one half of a spider coupling (or jaw coupling) to create an effective modular attachment. The picture above (and this older link) shows everything you need to know: the bottom of …read more (https://hackaday.com/2019/09/02/misuse-this-part-to-attach-3d-printed-stuff-to-a-shaft/)
After The Con: Da Bomb Badge Post Mortem
https://hackaday.com/2019/09/02/after-the-con-da-bomb-badge-post-mortem/
We’ve reported on the world of electronic badges here at Hackaday since their earliest origins in [Joe Grand]’s work for DEF CON 14 in 2006. In that time we’ve seen an astonishing variety of creations, covering everything from abstract artwork to pure functionality in a wearable device. But it’s not …read more (https://hackaday.com/2019/09/02/after-the-con-da-bomb-badge-post-mortem/)
https://hackaday.com/2019/09/02/after-the-con-da-bomb-badge-post-mortem/
We’ve reported on the world of electronic badges here at Hackaday since their earliest origins in [Joe Grand]’s work for DEF CON 14 in 2006. In that time we’ve seen an astonishing variety of creations, covering everything from abstract artwork to pure functionality in a wearable device. But it’s not …read more (https://hackaday.com/2019/09/02/after-the-con-da-bomb-badge-post-mortem/)
Faux-Neon Sign Says What?, Auf Deutsch
https://hackaday.com/2019/09/02/faux-neon-sign-says-what-auf-deutsch/
To a speaker of English, a sign asking ‘Was?” may not make much sense. In German, however, the question is a more thought-provoking “What?” That’s exactly the point of this faux-neon sign created by [noniq]. The sign uses silicone-enclosed “neon-like” LED strips to spell out the question for all to …read more (https://hackaday.com/2019/09/02/faux-neon-sign-says-what-auf-deutsch/)
https://hackaday.com/2019/09/02/faux-neon-sign-says-what-auf-deutsch/
To a speaker of English, a sign asking ‘Was?” may not make much sense. In German, however, the question is a more thought-provoking “What?” That’s exactly the point of this faux-neon sign created by [noniq]. The sign uses silicone-enclosed “neon-like” LED strips to spell out the question for all to …read more (https://hackaday.com/2019/09/02/faux-neon-sign-says-what-auf-deutsch/)
Process Characterization On The Cheap With A Custom Test Rig
https://hackaday.com/2019/09/02/process-characterization-on-the-cheap-with-a-custom-test-rig/
Testing is a key part of any product development cycle. Done right, it turns up unknown bugs and problems, and allows for them to be fixed prior to shipment. However, it can be a costly and time-consuming process. The [Bay Libre] team needed to do some work on power management, …read more (https://hackaday.com/2019/09/02/process-characterization-on-the-cheap-with-a-custom-test-rig/)
https://hackaday.com/2019/09/02/process-characterization-on-the-cheap-with-a-custom-test-rig/
Testing is a key part of any product development cycle. Done right, it turns up unknown bugs and problems, and allows for them to be fixed prior to shipment. However, it can be a costly and time-consuming process. The [Bay Libre] team needed to do some work on power management, …read more (https://hackaday.com/2019/09/02/process-characterization-on-the-cheap-with-a-custom-test-rig/)
DIY 40FPS 16bpp Platformer on a Cortex M0+
https://hackaday.com/2019/09/02/diy-40fps-16bpp-platformer-on-a-cortex-m0/
Sure, you can play a bunch of retro games on a Raspberry Pi, but if you’re really hardcore, you build your own retro console and write your own games for it. [Nicola Wrachien]’s entry into this year’s Hackaday prize is his DIY Cortex M0+ game console and the platform game …read more (https://hackaday.com/2019/09/02/diy-40fps-16bpp-platformer-on-a-cortex-m0/)
https://hackaday.com/2019/09/02/diy-40fps-16bpp-platformer-on-a-cortex-m0/
Sure, you can play a bunch of retro games on a Raspberry Pi, but if you’re really hardcore, you build your own retro console and write your own games for it. [Nicola Wrachien]’s entry into this year’s Hackaday prize is his DIY Cortex M0+ game console and the platform game …read more (https://hackaday.com/2019/09/02/diy-40fps-16bpp-platformer-on-a-cortex-m0/)
The Numberwang Badge Brought Cheer To CCCamp 2019
https://hackaday.com/2019/09/02/the-numberwang-badge-brought-cheer-to-cccamp-2019/
While wandering through CCCamp last weekend, in between episodes of forcing Marmite on the unwary, I ran into the well-known Hackaday.io user [Prof. Fartsparkle]. In a last-minute sprint leading up to the con he built himself the Numberwang badge to join in the colorful after-dark festivities with beautiful board artwork …read more (https://hackaday.com/2019/09/02/the-numberwang-badge-brought-cheer-to-cccamp-2019/)
https://hackaday.com/2019/09/02/the-numberwang-badge-brought-cheer-to-cccamp-2019/
While wandering through CCCamp last weekend, in between episodes of forcing Marmite on the unwary, I ran into the well-known Hackaday.io user [Prof. Fartsparkle]. In a last-minute sprint leading up to the con he built himself the Numberwang badge to join in the colorful after-dark festivities with beautiful board artwork …read more (https://hackaday.com/2019/09/02/the-numberwang-badge-brought-cheer-to-cccamp-2019/)
Aussies Find The True Meaning Of Drone Flight
https://hackaday.com/2019/09/02/aussies-find-the-true-meaning-of-drone-flight/
Ah, stereotypes. Once they’ve solidified it’s surprisingly hard to shake them. When non-Australians think of a generic Aussie then, the chances are that a Crocodile Dundee type of character will spring to mind — a ‘Strine-speaking outdoorsman with a beer in hand. This group of Aussies aren’t helping the case, …read more (https://hackaday.com/2019/09/02/aussies-find-the-true-meaning-of-drone-flight/)
https://hackaday.com/2019/09/02/aussies-find-the-true-meaning-of-drone-flight/
Ah, stereotypes. Once they’ve solidified it’s surprisingly hard to shake them. When non-Australians think of a generic Aussie then, the chances are that a Crocodile Dundee type of character will spring to mind — a ‘Strine-speaking outdoorsman with a beer in hand. This group of Aussies aren’t helping the case, …read more (https://hackaday.com/2019/09/02/aussies-find-the-true-meaning-of-drone-flight/)
RuneScape GBA Controller is a Nostalgic Mash-Up
https://hackaday.com/2019/09/02/runescape-gba-controller-is-a-nostalgic-mash-up/
For gamers, the early 2000s certainly stand out as a memorable era. The dawn of the 21st century ushered in the sixth generation of home video game consoles, with Sony, Nintendo, and Microsoft all releasing their systems within a few years of each other. Nintendo also released their Game Boy …read more (https://hackaday.com/2019/09/02/runescape-gba-controller-is-a-nostalgic-mash-up/)
https://hackaday.com/2019/09/02/runescape-gba-controller-is-a-nostalgic-mash-up/
For gamers, the early 2000s certainly stand out as a memorable era. The dawn of the 21st century ushered in the sixth generation of home video game consoles, with Sony, Nintendo, and Microsoft all releasing their systems within a few years of each other. Nintendo also released their Game Boy …read more (https://hackaday.com/2019/09/02/runescape-gba-controller-is-a-nostalgic-mash-up/)
Ham Radio Gets Embedded RTL-SDR
https://hackaday.com/2019/09/03/ham-radio-gets-embedded-rtl-sdr/
We usually think of the RTL-SDR as a low-cost alternative to a “real” radio, but this incredible project spearheaded by [Rodrigo Freire] shows that the two classes of devices don’t have to be mutually exclusive. After nearly 6 months of work, he’s developed and documented a method to integrate a …read more (https://hackaday.com/2019/09/03/ham-radio-gets-embedded-rtl-sdr/)
https://hackaday.com/2019/09/03/ham-radio-gets-embedded-rtl-sdr/
We usually think of the RTL-SDR as a low-cost alternative to a “real” radio, but this incredible project spearheaded by [Rodrigo Freire] shows that the two classes of devices don’t have to be mutually exclusive. After nearly 6 months of work, he’s developed and documented a method to integrate a …read more (https://hackaday.com/2019/09/03/ham-radio-gets-embedded-rtl-sdr/)
Null Shard Build Blurs Line Between Game And Reality with Laser Cutting, Mold Making, 3D Printing
https://hackaday.com/2019/09/03/null-shard-build-blurs-line-between-game-and-reality-with-laser-cutting-mold-making-3d-printing/
In The Room Three, players are tasked with collecting mysterious objects known as “Null Shards”. But it seems one player, who goes by the name [Juiceman], took this challenge a bit literally. Starting with promotional art released for the game, he embarked on an epic journey to create a …read more (https://hackaday.com/2019/09/03/null-shard-build-blurs-line-between-game-and-reality-with-laser-cutting-mold-making-3d-printing/)
https://hackaday.com/2019/09/03/null-shard-build-blurs-line-between-game-and-reality-with-laser-cutting-mold-making-3d-printing/
In The Room Three, players are tasked with collecting mysterious objects known as “Null Shards”. But it seems one player, who goes by the name [Juiceman], took this challenge a bit literally. Starting with promotional art released for the game, he embarked on an epic journey to create a …read more (https://hackaday.com/2019/09/03/null-shard-build-blurs-line-between-game-and-reality-with-laser-cutting-mold-making-3d-printing/)
3D Printing May be the Key to Practical Scramjets
https://hackaday.com/2019/09/03/3d-printing-may-be-the-key-to-practical-scramjets/
The first scramjet, an airbreathing jet engine capable of pushing an aircraft beyond Mach 5, was successfully flown in the early 1990s. But while pretty much any other technology you could imagine has progressed by leaps and bounds in the nearly 30 years that have passed, the state-of-the-art in hypersonic …read more (https://hackaday.com/2019/09/03/3d-printing-may-be-the-key-to-practical-scramjets/)
https://hackaday.com/2019/09/03/3d-printing-may-be-the-key-to-practical-scramjets/
The first scramjet, an airbreathing jet engine capable of pushing an aircraft beyond Mach 5, was successfully flown in the early 1990s. But while pretty much any other technology you could imagine has progressed by leaps and bounds in the nearly 30 years that have passed, the state-of-the-art in hypersonic …read more (https://hackaday.com/2019/09/03/3d-printing-may-be-the-key-to-practical-scramjets/)