Macro Photography With Industrial Lenses
https://hackaday.com/2019/12/31/macro-photography-with-industrial-lenses/
Line scan cameras are advanced devices used for process inspection tasks in industrial applications. Used to monitor the quality of silicon wafers and other high-accuracy tasks, they’re often outfitted with top-quality optics that are highly specialised. [Peter] was able to get his hands on a lens for a line-scan camera, …read more (https://hackaday.com/2019/12/31/macro-photography-with-industrial-lenses/)
https://hackaday.com/2019/12/31/macro-photography-with-industrial-lenses/
Line scan cameras are advanced devices used for process inspection tasks in industrial applications. Used to monitor the quality of silicon wafers and other high-accuracy tasks, they’re often outfitted with top-quality optics that are highly specialised. [Peter] was able to get his hands on a lens for a line-scan camera, …read more (https://hackaday.com/2019/12/31/macro-photography-with-industrial-lenses/)
Flip Phones Are Making a Comeback
https://hackaday.com/2019/12/31/flip-phones-are-making-a-comeback/
If you’re the kind of person who hates this new generation of smartphone users and longs for a nostalgic past, you’re not far from the new target demographic for many commercial phone manufacturers. Major phone companies like Motorola and Huawei have been developing foldable versions of conventional smartphone designs, intended …read more (https://hackaday.com/2019/12/31/flip-phones-are-making-a-comeback/)
https://hackaday.com/2019/12/31/flip-phones-are-making-a-comeback/
If you’re the kind of person who hates this new generation of smartphone users and longs for a nostalgic past, you’re not far from the new target demographic for many commercial phone manufacturers. Major phone companies like Motorola and Huawei have been developing foldable versions of conventional smartphone designs, intended …read more (https://hackaday.com/2019/12/31/flip-phones-are-making-a-comeback/)
PoE Powers Christmas Lights, But Opens Up So Much More
https://hackaday.com/2019/12/31/poe-powers-christmas-lights-but-opens-up-so-much-more/
Addressable LEDs are a staple of homemade Christmas decorations in our community, as is microprocessor control of those LEDs. So at first sight [Glen Akins]’ LED decorated Christmas tree looks pretty enough, but isn’t particularly unusual. But after reading his write-up you’ll discover there’s far more to the project than …read more (https://hackaday.com/2019/12/31/poe-powers-christmas-lights-but-opens-up-so-much-more/)
https://hackaday.com/2019/12/31/poe-powers-christmas-lights-but-opens-up-so-much-more/
Addressable LEDs are a staple of homemade Christmas decorations in our community, as is microprocessor control of those LEDs. So at first sight [Glen Akins]’ LED decorated Christmas tree looks pretty enough, but isn’t particularly unusual. But after reading his write-up you’ll discover there’s far more to the project than …read more (https://hackaday.com/2019/12/31/poe-powers-christmas-lights-but-opens-up-so-much-more/)
Building a Giant Meta-Clock Made of Smaller Clocks
https://hackaday.com/2020/01/01/building-a-giant-meta-clock-made-of-smaller-clocks/
Have any last-minute projects you finished just before the end of the decade? To help pass the time, [Erich Styger] decided to build a meta digital clock made up of 24 individual analog clocks, the perfect item to help welcome in the new year. The stepper clock is controlled by …read more (https://hackaday.com/2020/01/01/building-a-giant-meta-clock-made-of-smaller-clocks/)
https://hackaday.com/2020/01/01/building-a-giant-meta-clock-made-of-smaller-clocks/
Have any last-minute projects you finished just before the end of the decade? To help pass the time, [Erich Styger] decided to build a meta digital clock made up of 24 individual analog clocks, the perfect item to help welcome in the new year. The stepper clock is controlled by …read more (https://hackaday.com/2020/01/01/building-a-giant-meta-clock-made-of-smaller-clocks/)
Magnetic Circuits Are More Attractive Than Breadboarding
https://hackaday.com/2020/01/01/magnetic-circuits-are-more-attractive-than-breadboarding/
Let’s face it, breadboarding can be frustrating, even for advanced electronics wizards. If you have an older board, you could be dealing with loose tie points left from large component legs, and power rails of questionable continuity. Conversely, it can be hard to jam just-made jumper wires into new boards …read more (https://hackaday.com/2020/01/01/magnetic-circuits-are-more-attractive-than-breadboarding/)
https://hackaday.com/2020/01/01/magnetic-circuits-are-more-attractive-than-breadboarding/
Let’s face it, breadboarding can be frustrating, even for advanced electronics wizards. If you have an older board, you could be dealing with loose tie points left from large component legs, and power rails of questionable continuity. Conversely, it can be hard to jam just-made jumper wires into new boards …read more (https://hackaday.com/2020/01/01/magnetic-circuits-are-more-attractive-than-breadboarding/)
Happy 50th Birthday to All You Epoch Birthers
https://hackaday.com/2020/01/01/happy-50th-birthday-to-all-you-epoch-birthers/
Good morning everyone, and what a lovely start to the new year it is, because it’s your birthday! Happy birthday, it’s your 50th! What’s that you say, you aren’t 50 today? (Looks…) That’s what all these internet databases say, because you’ve spent the last decade or so putting 1970-01-01 as …read more (https://hackaday.com/2020/01/01/happy-50th-birthday-to-all-you-epoch-birthers/)
https://hackaday.com/2020/01/01/happy-50th-birthday-to-all-you-epoch-birthers/
Good morning everyone, and what a lovely start to the new year it is, because it’s your birthday! Happy birthday, it’s your 50th! What’s that you say, you aren’t 50 today? (Looks…) That’s what all these internet databases say, because you’ve spent the last decade or so putting 1970-01-01 as …read more (https://hackaday.com/2020/01/01/happy-50th-birthday-to-all-you-epoch-birthers/)
Reducing the Risk of Flying with Hydrogen Fuels
https://hackaday.com/2020/01/01/reducing-the-risk-of-flying-with-hydrogen-fuels/
Flight shaming is the hot new thing where people who take more than a handful of trips on an airplane per year are ridiculed for the environmental impact of their travels. It’s one strategy for making flying more sustainable, but it’s simply not viable for ultimately reducing the carbon impact …read more (https://hackaday.com/2020/01/01/reducing-the-risk-of-flying-with-hydrogen-fuels/)
https://hackaday.com/2020/01/01/reducing-the-risk-of-flying-with-hydrogen-fuels/
Flight shaming is the hot new thing where people who take more than a handful of trips on an airplane per year are ridiculed for the environmental impact of their travels. It’s one strategy for making flying more sustainable, but it’s simply not viable for ultimately reducing the carbon impact …read more (https://hackaday.com/2020/01/01/reducing-the-risk-of-flying-with-hydrogen-fuels/)
Explore this 3D World Rendered in ASCII Art
https://hackaday.com/2020/01/01/explore-this-3d-world-rendered-in-ascii-art/
Pixelated RPGs are pretty standard in games like Legend of Zelda and Pokemon, but have you ever seen anything like ASCIICKER? It’s a full-color three-dimensional world rendered with ASCII art and playable in your browser.
For the time being, the game exists as an experiment. There’s no storyline or goals …read more (https://hackaday.com/2020/01/01/explore-this-3d-world-rendered-in-ascii-art/)
https://hackaday.com/2020/01/01/explore-this-3d-world-rendered-in-ascii-art/
Pixelated RPGs are pretty standard in games like Legend of Zelda and Pokemon, but have you ever seen anything like ASCIICKER? It’s a full-color three-dimensional world rendered with ASCII art and playable in your browser.
For the time being, the game exists as an experiment. There’s no storyline or goals …read more (https://hackaday.com/2020/01/01/explore-this-3d-world-rendered-in-ascii-art/)
Catapult Your Best Wishes With This 3D-Printable Card
https://hackaday.com/2020/01/01/catapult-your-best-wishes-with-this-3d-printable-card/
It’s the season to be surrounded by greeting cards of all shapes and sizes from friends old and new. News of their families and achievements, reminders that they exist, and a pile of cards to deal with sometime in January. Wouldn’t it be great if you could send something with …read more (https://hackaday.com/2020/01/01/catapult-your-best-wishes-with-this-3d-printable-card/)
https://hackaday.com/2020/01/01/catapult-your-best-wishes-with-this-3d-printable-card/
It’s the season to be surrounded by greeting cards of all shapes and sizes from friends old and new. News of their families and achievements, reminders that they exist, and a pile of cards to deal with sometime in January. Wouldn’t it be great if you could send something with …read more (https://hackaday.com/2020/01/01/catapult-your-best-wishes-with-this-3d-printable-card/)
A New High-Performance Camera That Detects Single Photons
https://hackaday.com/2020/01/01/a-new-high-performance-camera-that-detects-single-photons/
There may soon be breakthroughs in the search for dark matter. A new publication in Optics Express reveals a camera consisting of superconducting nanowires capable of detecting single photons, a useful feature for detecting light at the furthest ends of the infrared band. The high-performance camera, developed by the National …read more (https://hackaday.com/2020/01/01/a-new-high-performance-camera-that-detects-single-photons/)
https://hackaday.com/2020/01/01/a-new-high-performance-camera-that-detects-single-photons/
There may soon be breakthroughs in the search for dark matter. A new publication in Optics Express reveals a camera consisting of superconducting nanowires capable of detecting single photons, a useful feature for detecting light at the furthest ends of the infrared band. The high-performance camera, developed by the National …read more (https://hackaday.com/2020/01/01/a-new-high-performance-camera-that-detects-single-photons/)
Hacking An Arduino NFC Reader With WebUSB
https://hackaday.com/2020/01/01/hacking-an-arduino-nfc-reader-with-webusb/
When [gdarchen] wanted to read some NFC tags, he went through several iterations. First, he tried an Electron application, and then a client-server architecture. But his final iteration was to make a standalone reader with an Arduino and use WebUSB to connect to the application on the PC.
This sounds …read more (https://hackaday.com/2020/01/01/hacking-an-arduino-nfc-reader-with-webusb/)
https://hackaday.com/2020/01/01/hacking-an-arduino-nfc-reader-with-webusb/
When [gdarchen] wanted to read some NFC tags, he went through several iterations. First, he tried an Electron application, and then a client-server architecture. But his final iteration was to make a standalone reader with an Arduino and use WebUSB to connect to the application on the PC.
This sounds …read more (https://hackaday.com/2020/01/01/hacking-an-arduino-nfc-reader-with-webusb/)
Roll the Bones Chernobyl Style
https://hackaday.com/2020/01/02/roll-the-bones-chernobyl-style/
We’re suckers for the Fallout aesthetic, so anything with a post-apocalyptic vibe is sure to get our attention. With a mid-century look, Nixie tubes, a brushed metal faceplate, and just a touch of radioactivity, this quantum random number generator pushes a lot of design buttons, and it pushes them hard. …read more (https://hackaday.com/2020/01/02/roll-the-bones-chernobyl-style/)
https://hackaday.com/2020/01/02/roll-the-bones-chernobyl-style/
We’re suckers for the Fallout aesthetic, so anything with a post-apocalyptic vibe is sure to get our attention. With a mid-century look, Nixie tubes, a brushed metal faceplate, and just a touch of radioactivity, this quantum random number generator pushes a lot of design buttons, and it pushes them hard. …read more (https://hackaday.com/2020/01/02/roll-the-bones-chernobyl-style/)
Unlocking SIM Cards with a Logic Analyzer
https://hackaday.com/2020/01/02/unlocking-sim-cards-with-a-logic-analyzer/
[Jason Gin] wanted to reuse the SIM card that came with a ZTE WF721 wireless terminal he got from AT&T, but as he expected, it was locked to the device. Unfortunately, the terminal has no function to change the PIN and none of the defaults he tried seemed to work. …read more (https://hackaday.com/2020/01/02/unlocking-sim-cards-with-a-logic-analyzer/)
https://hackaday.com/2020/01/02/unlocking-sim-cards-with-a-logic-analyzer/
[Jason Gin] wanted to reuse the SIM card that came with a ZTE WF721 wireless terminal he got from AT&T, but as he expected, it was locked to the device. Unfortunately, the terminal has no function to change the PIN and none of the defaults he tried seemed to work. …read more (https://hackaday.com/2020/01/02/unlocking-sim-cards-with-a-logic-analyzer/)
Ask Hackaday: How Do You Keep the 3D Printer From Becoming eWaste
https://hackaday.com/2020/01/02/ask-hackaday-how-do-you-keep-the-3d-printer-from-becoming-ewaste/
One thing we sometimes forget in our community is that many of the tecniques and machines that we take for granted are still something close to black magic for many outsiders. Here’s a tip: leave a 3D printer running next time you take a group of visitors round a hackerspace, …read more (https://hackaday.com/2020/01/02/ask-hackaday-how-do-you-keep-the-3d-printer-from-becoming-ewaste/)
https://hackaday.com/2020/01/02/ask-hackaday-how-do-you-keep-the-3d-printer-from-becoming-ewaste/
One thing we sometimes forget in our community is that many of the tecniques and machines that we take for granted are still something close to black magic for many outsiders. Here’s a tip: leave a 3D printer running next time you take a group of visitors round a hackerspace, …read more (https://hackaday.com/2020/01/02/ask-hackaday-how-do-you-keep-the-3d-printer-from-becoming-ewaste/)
Tales (and Advice) From Setting Up a Product Line
https://hackaday.com/2020/01/02/tales-and-advice-from-setting-up-a-product-line/
Making something that has to get into others’ hands involves solving a lot of different problems, many of which have nothing at all to do with actually building the dang things. [Conor Patrick] encountered them when he ran a successful Kickstarter campaign for an open-source USB security key that was …read more (https://hackaday.com/2020/01/02/tales-and-advice-from-setting-up-a-product-line/)
https://hackaday.com/2020/01/02/tales-and-advice-from-setting-up-a-product-line/
Making something that has to get into others’ hands involves solving a lot of different problems, many of which have nothing at all to do with actually building the dang things. [Conor Patrick] encountered them when he ran a successful Kickstarter campaign for an open-source USB security key that was …read more (https://hackaday.com/2020/01/02/tales-and-advice-from-setting-up-a-product-line/)
Tony Brooker And Autocode – The First High-level Language
https://hackaday.com/2020/01/02/tony-brooker-and-autocode-a-forgotten-tale/
The field of computer science has undeniably changed the world for virtually every single person by now. Certainly for you as Hackaday reader, but also for everyone around you, whether they’re working in the field themselves, or are simply enjoying the fruits of convenience it bears. What was once a …read more (https://hackaday.com/2020/01/02/tony-brooker-and-autocode-a-forgotten-tale/)
https://hackaday.com/2020/01/02/tony-brooker-and-autocode-a-forgotten-tale/
The field of computer science has undeniably changed the world for virtually every single person by now. Certainly for you as Hackaday reader, but also for everyone around you, whether they’re working in the field themselves, or are simply enjoying the fruits of convenience it bears. What was once a …read more (https://hackaday.com/2020/01/02/tony-brooker-and-autocode-a-forgotten-tale/)
Assistive Technolgy Switch is Actuated Using Your Ear Muscles
https://hackaday.com/2020/01/02/assistive-technolgy-switch-is-actuated-using-your-ear-muscles/
Assistive technology is extremely fertile ground for hackers to make a difference, because of the unique requirements of each user and the high costs of commercial solutions. [Nick] has been working on Earswitch, an innovative assistive tech switch that can be actuated using voluntary movement of the middle ear muscle. …read more (https://hackaday.com/2020/01/02/assistive-technolgy-switch-is-actuated-using-your-ear-muscles/)
https://hackaday.com/2020/01/02/assistive-technolgy-switch-is-actuated-using-your-ear-muscles/
Assistive technology is extremely fertile ground for hackers to make a difference, because of the unique requirements of each user and the high costs of commercial solutions. [Nick] has been working on Earswitch, an innovative assistive tech switch that can be actuated using voluntary movement of the middle ear muscle. …read more (https://hackaday.com/2020/01/02/assistive-technolgy-switch-is-actuated-using-your-ear-muscles/)
DIY Trommel Sifts Compost In Style
https://hackaday.com/2020/01/02/diy-trommel-sifts-compost-in-style/
Composting is a great idea that helps you and the planet at the same time. But all that stuff is going to break down at different rates, and depending on what you put in there and how soon you want to use the compost, you’ll probably have to sift out …read more (https://hackaday.com/2020/01/02/diy-trommel-sifts-compost-in-style/)
https://hackaday.com/2020/01/02/diy-trommel-sifts-compost-in-style/
Composting is a great idea that helps you and the planet at the same time. But all that stuff is going to break down at different rates, and depending on what you put in there and how soon you want to use the compost, you’ll probably have to sift out …read more (https://hackaday.com/2020/01/02/diy-trommel-sifts-compost-in-style/)
A Wireless Method For Pressing Tofu
https://hackaday.com/2020/01/02/a-wireless-method-for-pressing-tofu/
Tofu is a fairly common food in East and Southeast Asian cuisines, but it has also been making its way around vegetarian circles as a meat substitute. While it may be a more environmentally friendly source of protein than meat, it does have the unfortunate side effect of being fairly …read more (https://hackaday.com/2020/01/02/a-wireless-method-for-pressing-tofu/)
https://hackaday.com/2020/01/02/a-wireless-method-for-pressing-tofu/
Tofu is a fairly common food in East and Southeast Asian cuisines, but it has also been making its way around vegetarian circles as a meat substitute. While it may be a more environmentally friendly source of protein than meat, it does have the unfortunate side effect of being fairly …read more (https://hackaday.com/2020/01/02/a-wireless-method-for-pressing-tofu/)
LC Oscillators, Animated
https://hackaday.com/2020/01/02/lc-oscillators-animated/
We wish that all the beautiful animations that are available today to understand math and electronics had been around when we were in school. Nonetheless, they are there for today’s students and [Learn Engineering] has another gorgeous one covering LC oscillation. Check it out, below.
If you are thoroughly grounded …read more (https://hackaday.com/2020/01/02/lc-oscillators-animated/)
https://hackaday.com/2020/01/02/lc-oscillators-animated/
We wish that all the beautiful animations that are available today to understand math and electronics had been around when we were in school. Nonetheless, they are there for today’s students and [Learn Engineering] has another gorgeous one covering LC oscillation. Check it out, below.
If you are thoroughly grounded …read more (https://hackaday.com/2020/01/02/lc-oscillators-animated/)