Super Nice LED Lamp Is Super Simple
https://hackaday.com/2019/10/02/super-nice-led-lamp-is-super-simple/
If you’re looking for a fancy LED lamp, the Internet can provide in spades. There are all manner of flashy-this and glowing-that, often with wild and impressive designs made with high-end tools. However, when it came time to decorate the apartment, [thebigpotatoe] wanted to build something simple that anyone could …read more (https://hackaday.com/2019/10/02/super-nice-led-lamp-is-super-simple/)
https://hackaday.com/2019/10/02/super-nice-led-lamp-is-super-simple/
If you’re looking for a fancy LED lamp, the Internet can provide in spades. There are all manner of flashy-this and glowing-that, often with wild and impressive designs made with high-end tools. However, when it came time to decorate the apartment, [thebigpotatoe] wanted to build something simple that anyone could …read more (https://hackaday.com/2019/10/02/super-nice-led-lamp-is-super-simple/)
Bent Electric Field Explains Antenna Radiation
https://hackaday.com/2019/10/02/bent-electric-field-explains-antenna-radiation/
We all use antennas for radios, cell phones, and WiFi. Understanding how they work, though, can take a lifetime of study. If you are rusty on the basic physics of why an antenna radiates, have a look at the very nice animations from [Learn Engineering] below.
The video starts with …read more (https://hackaday.com/2019/10/02/bent-electric-field-explains-antenna-radiation/)
https://hackaday.com/2019/10/02/bent-electric-field-explains-antenna-radiation/
We all use antennas for radios, cell phones, and WiFi. Understanding how they work, though, can take a lifetime of study. If you are rusty on the basic physics of why an antenna radiates, have a look at the very nice animations from [Learn Engineering] below.
The video starts with …read more (https://hackaday.com/2019/10/02/bent-electric-field-explains-antenna-radiation/)
Weather Alert Lamp Keeps An Eye On What’s Brewing
https://hackaday.com/2019/10/02/weather-alert-lamp-keeps-an-eye-on-whats-brewing/
Whether you’re getting ready for work in the morning, or heading out on a camping trip in the woods, it’s nice to know what to expect when the weather rolls over the horizon. To keep abreast of things, [natethecoder] built a lamp system to stay across weather alerts.
A Raspberry …read more (https://hackaday.com/2019/10/02/weather-alert-lamp-keeps-an-eye-on-whats-brewing/)
https://hackaday.com/2019/10/02/weather-alert-lamp-keeps-an-eye-on-whats-brewing/
Whether you’re getting ready for work in the morning, or heading out on a camping trip in the woods, it’s nice to know what to expect when the weather rolls over the horizon. To keep abreast of things, [natethecoder] built a lamp system to stay across weather alerts.
A Raspberry …read more (https://hackaday.com/2019/10/02/weather-alert-lamp-keeps-an-eye-on-whats-brewing/)
Pistol Safe’s Poor Design Means Biometric Sensor Bypassed in Seconds
https://hackaday.com/2019/10/03/pistol-safes-poor-design-means-biometric-sensor-bypassed-in-seconds/
When it comes to safes, mechanical design and physical layout are just as important as the electronic bits. If care isn’t taken, one element can undermine the other. That appears to be the case with this Amazon Basics branded biometric pistol safe. Because of the mechanical design, the fingerprint sensor …read more (https://hackaday.com/2019/10/03/pistol-safes-poor-design-means-biometric-sensor-bypassed-in-seconds/)
https://hackaday.com/2019/10/03/pistol-safes-poor-design-means-biometric-sensor-bypassed-in-seconds/
When it comes to safes, mechanical design and physical layout are just as important as the electronic bits. If care isn’t taken, one element can undermine the other. That appears to be the case with this Amazon Basics branded biometric pistol safe. Because of the mechanical design, the fingerprint sensor …read more (https://hackaday.com/2019/10/03/pistol-safes-poor-design-means-biometric-sensor-bypassed-in-seconds/)
PrintEye Gives You Stats in a Blink
https://hackaday.com/2019/10/03/printeye-gives-you-stats-in-a-blink/
Once upon a time, most things were single-purpose, like the pocket watch. Then somebody made a watch with a date function, and next thing you know, we had TV/VCR combos and Swiss army knives. Now, people pull computers out of their pockets just to check the time or the bed …read more (https://hackaday.com/2019/10/03/printeye-gives-you-stats-in-a-blink/)
https://hackaday.com/2019/10/03/printeye-gives-you-stats-in-a-blink/
Once upon a time, most things were single-purpose, like the pocket watch. Then somebody made a watch with a date function, and next thing you know, we had TV/VCR combos and Swiss army knives. Now, people pull computers out of their pockets just to check the time or the bed …read more (https://hackaday.com/2019/10/03/printeye-gives-you-stats-in-a-blink/)
Floating Power Plants; The Coastal City Solution Sure to Be Increasingly Popular
https://hackaday.com/2019/10/03/floating-power-plants-the-coastal-city-solution-sure-to-be-increasingly-popular/
Building new things in an existing city is hard. Usually, new development means tearing down existing structures. Doing so for apartment complexes or new skyscrapers is one thing, but infrastructure is much more complicated, both from an engineering perspective and an economical one. Not only do people not want to …read more (https://hackaday.com/2019/10/03/floating-power-plants-the-coastal-city-solution-sure-to-be-increasingly-popular/)
https://hackaday.com/2019/10/03/floating-power-plants-the-coastal-city-solution-sure-to-be-increasingly-popular/
Building new things in an existing city is hard. Usually, new development means tearing down existing structures. Doing so for apartment complexes or new skyscrapers is one thing, but infrastructure is much more complicated, both from an engineering perspective and an economical one. Not only do people not want to …read more (https://hackaday.com/2019/10/03/floating-power-plants-the-coastal-city-solution-sure-to-be-increasingly-popular/)
Solve Your Precision Woes With a Sliding Angle Grinder
https://hackaday.com/2019/10/03/solve-your-precision-woes-with-a-sliding-angle-grinder/
Angle grinders are among the most useful tools for anyone who’s ever had to cut metal. They’re ergonomic, compact, and get the job done. Unfortunately, one of the tradeoffs you usually make when using them is precision.
But thankfully, there’s a DIY solution. YouTuber [workshop from scratch] demonstrated the build …read more (https://hackaday.com/2019/10/03/solve-your-precision-woes-with-a-sliding-angle-grinder/)
https://hackaday.com/2019/10/03/solve-your-precision-woes-with-a-sliding-angle-grinder/
Angle grinders are among the most useful tools for anyone who’s ever had to cut metal. They’re ergonomic, compact, and get the job done. Unfortunately, one of the tradeoffs you usually make when using them is precision.
But thankfully, there’s a DIY solution. YouTuber [workshop from scratch] demonstrated the build …read more (https://hackaday.com/2019/10/03/solve-your-precision-woes-with-a-sliding-angle-grinder/)
DSP Spreadsheet: FIR Filtering
https://hackaday.com/2019/10/03/dsp-spreadsheet-fir-filtering/
There’s an old saying: Tell me and I forget, teach me and I may remember, involve me and I learn. I’m guilty of this in a big way — I was never much on classroom learning. But if I build something or write some code, I’m more likely to understand …read more (https://hackaday.com/2019/10/03/dsp-spreadsheet-fir-filtering/)
https://hackaday.com/2019/10/03/dsp-spreadsheet-fir-filtering/
There’s an old saying: Tell me and I forget, teach me and I may remember, involve me and I learn. I’m guilty of this in a big way — I was never much on classroom learning. But if I build something or write some code, I’m more likely to understand …read more (https://hackaday.com/2019/10/03/dsp-spreadsheet-fir-filtering/)
No Need to Watch Your Tea, This Robot Does It For You
https://hackaday.com/2019/10/03/no-need-to-watch-your-tea-this-robot-does-it-for-you/
For anyone who’s ever had to make their own tea, steeping it for the right amount of time can be a pain. That’s precisely the problem that the automatic tea brewing robot solves with its painless approach to brewing tea, built by Slovenian electrical engineering student [Kristjan Berce].
You can …read more (https://hackaday.com/2019/10/03/no-need-to-watch-your-tea-this-robot-does-it-for-you/)
https://hackaday.com/2019/10/03/no-need-to-watch-your-tea-this-robot-does-it-for-you/
For anyone who’s ever had to make their own tea, steeping it for the right amount of time can be a pain. That’s precisely the problem that the automatic tea brewing robot solves with its painless approach to brewing tea, built by Slovenian electrical engineering student [Kristjan Berce].
You can …read more (https://hackaday.com/2019/10/03/no-need-to-watch-your-tea-this-robot-does-it-for-you/)
Saying Farewell To Another B-17 And Its Crew
https://hackaday.com/2019/10/03/saying-farewell-to-another-b-17-and-its-crew/
The harsh reality of keeping historical airplanes airworthy and flying is that from time to time one will crash. Thus it was that on October 2nd a Boeing B-17 Flying Fortress crash-landed after technical troubles. Incidentally, this is the very same airplane which we covered only a number of days …read more (https://hackaday.com/2019/10/03/saying-farewell-to-another-b-17-and-its-crew/)
https://hackaday.com/2019/10/03/saying-farewell-to-another-b-17-and-its-crew/
The harsh reality of keeping historical airplanes airworthy and flying is that from time to time one will crash. Thus it was that on October 2nd a Boeing B-17 Flying Fortress crash-landed after technical troubles. Incidentally, this is the very same airplane which we covered only a number of days …read more (https://hackaday.com/2019/10/03/saying-farewell-to-another-b-17-and-its-crew/)
Amazing Open Source Quadruped Capable Of Dynamic Motion
https://hackaday.com/2019/10/03/amazing-open-source-quadruped-capable-of-dynamic-motion/
The more we read about [Josh Pieper]’s quadruped, the mjbots quad A0, the more blown away we are by his year of progress on the design. Each part of the robot deserves its own article: from the heavily modified brushless motors (with custom planetary gears) to the custom motor driver …read more (https://hackaday.com/2019/10/03/amazing-open-source-quadruped-capable-of-dynamic-motion/)
https://hackaday.com/2019/10/03/amazing-open-source-quadruped-capable-of-dynamic-motion/
The more we read about [Josh Pieper]’s quadruped, the mjbots quad A0, the more blown away we are by his year of progress on the design. Each part of the robot deserves its own article: from the heavily modified brushless motors (with custom planetary gears) to the custom motor driver …read more (https://hackaday.com/2019/10/03/amazing-open-source-quadruped-capable-of-dynamic-motion/)
When Engineering, Fine Art, And ASMR Collide
https://hackaday.com/2019/10/03/when-engineering-fine-art-and-asmr-collide/
The success that [Julian Baumgartner] has found on YouTube is a perfect example of all that’s weird and wonderful about the platform. His videos, which show in utterly engrossing detail the painstaking work that goes into restoring and conserving pieces of fine art, have been boosted in popularity by YouTube’s …read more (https://hackaday.com/2019/10/03/when-engineering-fine-art-and-asmr-collide/)
https://hackaday.com/2019/10/03/when-engineering-fine-art-and-asmr-collide/
The success that [Julian Baumgartner] has found on YouTube is a perfect example of all that’s weird and wonderful about the platform. His videos, which show in utterly engrossing detail the painstaking work that goes into restoring and conserving pieces of fine art, have been boosted in popularity by YouTube’s …read more (https://hackaday.com/2019/10/03/when-engineering-fine-art-and-asmr-collide/)
This Lightning Detector Is Remarkably Sensitive
https://hackaday.com/2019/10/03/this-lightning-detector-is-remarkably-sensitive/
Lightning strikes are quite high energy events, and release plenty of radio frequency energy when they go off in the atmosphere. This makes them easy to detect, and the magnitude of the energy release means it can be done at impressive range. [Jay] decided to build a device of his …read more (https://hackaday.com/2019/10/03/this-lightning-detector-is-remarkably-sensitive/)
https://hackaday.com/2019/10/03/this-lightning-detector-is-remarkably-sensitive/
Lightning strikes are quite high energy events, and release plenty of radio frequency energy when they go off in the atmosphere. This makes them easy to detect, and the magnitude of the energy release means it can be done at impressive range. [Jay] decided to build a device of his …read more (https://hackaday.com/2019/10/03/this-lightning-detector-is-remarkably-sensitive/)
Indonesian Jungle Vespas
https://hackaday.com/2019/10/04/indonesian-jungle-vespas/
Typically, we associate Vespas with Italians, riding their posh scooters midday under the heat of the Mediterranean sun. In one community, however, the riders and vehicles are pretty different – and by that we mean a whole lot different. Think Mad Max: Fury Road meets The Jungle Book.
The …read more (https://hackaday.com/2019/10/04/indonesian-jungle-vespas/)
https://hackaday.com/2019/10/04/indonesian-jungle-vespas/
Typically, we associate Vespas with Italians, riding their posh scooters midday under the heat of the Mediterranean sun. In one community, however, the riders and vehicles are pretty different – and by that we mean a whole lot different. Think Mad Max: Fury Road meets The Jungle Book.
The …read more (https://hackaday.com/2019/10/04/indonesian-jungle-vespas/)
Navigate Around Garmin’s Custom Map Limits
https://hackaday.com/2019/10/04/navigate-around-garmins-custom-map-limits/
If your only experience with Garmins is from that one rental car a few years back, it may surprise you that some of them, mostly the handheld outdoor units, allow custom maps. This sounds cool until you find out the limitations. Unless you upgrade to premium, it doesn’t allow map …read more (https://hackaday.com/2019/10/04/navigate-around-garmins-custom-map-limits/)
https://hackaday.com/2019/10/04/navigate-around-garmins-custom-map-limits/
If your only experience with Garmins is from that one rental car a few years back, it may surprise you that some of them, mostly the handheld outdoor units, allow custom maps. This sounds cool until you find out the limitations. Unless you upgrade to premium, it doesn’t allow map …read more (https://hackaday.com/2019/10/04/navigate-around-garmins-custom-map-limits/)
This Week in Security: Is RSA Finally Broken? The Push for Cloud Accounts, Encrypted DNS, and More Mobile Mayhem
https://hackaday.com/2019/10/04/this-week-in-security-is-rsa-finally-broken-the-push-for-cloud-accounts-encrypted-dns-and-more-mobile-mayhem/
Ever wondered what “cyberwar” looks like? Apparently it’s a lot of guessing security questions and changing passwords. It’s an interesting read on its own, but there are some interesting clues if you read between the lines. A General in the know mentioned that Isis:
clicked on something or they did …read more (https://hackaday.com/2019/10/04/this-week-in-security-is-rsa-finally-broken-the-push-for-cloud-accounts-encrypted-dns-and-more-mobile-mayhem/)
https://hackaday.com/2019/10/04/this-week-in-security-is-rsa-finally-broken-the-push-for-cloud-accounts-encrypted-dns-and-more-mobile-mayhem/
Ever wondered what “cyberwar” looks like? Apparently it’s a lot of guessing security questions and changing passwords. It’s an interesting read on its own, but there are some interesting clues if you read between the lines. A General in the know mentioned that Isis:
clicked on something or they did …read more (https://hackaday.com/2019/10/04/this-week-in-security-is-rsa-finally-broken-the-push-for-cloud-accounts-encrypted-dns-and-more-mobile-mayhem/)
This Biofuel Cell Harvests Energy From Your Sweat
https://hackaday.com/2019/10/04/this-biofuel-cell-harvests-energy-from-your-sweat/
Researchers from l’Université Grenoble Alpes and the University of San Diego recently developed and patented a flexible device that’s able to produce electrical energy from human sweat. The lactate/O2 biofuel cell has been demonstrated to light an LED, leading to further development in the area of harvesting energy through wearables. …read more (https://hackaday.com/2019/10/04/this-biofuel-cell-harvests-energy-from-your-sweat/)
https://hackaday.com/2019/10/04/this-biofuel-cell-harvests-energy-from-your-sweat/
Researchers from l’Université Grenoble Alpes and the University of San Diego recently developed and patented a flexible device that’s able to produce electrical energy from human sweat. The lactate/O2 biofuel cell has been demonstrated to light an LED, leading to further development in the area of harvesting energy through wearables. …read more (https://hackaday.com/2019/10/04/this-biofuel-cell-harvests-energy-from-your-sweat/)
Hackaday Podcast 038: Cyberdecks Taking Over, Resin 3D-Printing vs FDM, Silicone Injection Molding, and the Pickle Fork Fiasco
https://hackaday.com/2019/10/04/hackaday-podcast-038-cyberdecks-taking-over-resin-3d-printing-vs-fdm-silicone-injection-molding-and-the-pickle-fork-fiasco/
Hackaday Editors Tom Nardi and Mike Szczys comb through their favorite hacks from the past week. We loved Donald Papp’s article on considerations before making the leap from FDM 3D Printers to a resin-based process, and we solidify our thoughts on curing cement in low-gravity. Tom’s working on a Cyberdeck …read more (https://hackaday.com/2019/10/04/hackaday-podcast-038-cyberdecks-taking-over-resin-3d-printing-vs-fdm-silicone-injection-molding-and-the-pickle-fork-fiasco/)
https://hackaday.com/2019/10/04/hackaday-podcast-038-cyberdecks-taking-over-resin-3d-printing-vs-fdm-silicone-injection-molding-and-the-pickle-fork-fiasco/
Hackaday Editors Tom Nardi and Mike Szczys comb through their favorite hacks from the past week. We loved Donald Papp’s article on considerations before making the leap from FDM 3D Printers to a resin-based process, and we solidify our thoughts on curing cement in low-gravity. Tom’s working on a Cyberdeck …read more (https://hackaday.com/2019/10/04/hackaday-podcast-038-cyberdecks-taking-over-resin-3d-printing-vs-fdm-silicone-injection-molding-and-the-pickle-fork-fiasco/)
More Supercon Talks Taking the Hardware World by Storm
https://hackaday.com/2019/10/04/more-supercon-talks-taking-the-hardware-world-by-storm/
You’re going to love the talks at the Hackaday Superconference this November. The ultimate hardware conference is all about hardware creation. The ten speakers below join the talks we announced last week and that’s still not even half of what you’ll see on the stages of Supercon. Add to that …read more (https://hackaday.com/2019/10/04/more-supercon-talks-taking-the-hardware-world-by-storm/)
https://hackaday.com/2019/10/04/more-supercon-talks-taking-the-hardware-world-by-storm/
You’re going to love the talks at the Hackaday Superconference this November. The ultimate hardware conference is all about hardware creation. The ten speakers below join the talks we announced last week and that’s still not even half of what you’ll see on the stages of Supercon. Add to that …read more (https://hackaday.com/2019/10/04/more-supercon-talks-taking-the-hardware-world-by-storm/)
Modular Camera Remote Is Highly Capable
https://hackaday.com/2019/10/04/modular-camera-remote-is-highly-capable/
Many cameras these days have optional remotes that allow the shutter release to be triggered wirelessly. Despite this, [Foaly] desired more range, and more options for dealing with several cameras at once. As you’d expect, hacking ensued.
The system goes by the name of Silver, and is modular in nature. …read more (https://hackaday.com/2019/10/04/modular-camera-remote-is-highly-capable/)
https://hackaday.com/2019/10/04/modular-camera-remote-is-highly-capable/
Many cameras these days have optional remotes that allow the shutter release to be triggered wirelessly. Despite this, [Foaly] desired more range, and more options for dealing with several cameras at once. As you’d expect, hacking ensued.
The system goes by the name of Silver, and is modular in nature. …read more (https://hackaday.com/2019/10/04/modular-camera-remote-is-highly-capable/)