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https://hackaday.com/2021/08/05/vintage-computer-festival-west-is-this-weekend/
Vintage Computer Festival West Is This Weekend
Kristina Panos
[ "cons", "News" ]
[]
https://hackaday.com/wp-…CF-800.jpg?w=800
This weekend is the Vintage Computer Festival (VCF) West , which will be held in-person at the Computer History Museum in Mountain View, California. Here is the complete schedule of events . If you’re in the area, go get your retrocomputing on at this two-day event that Hackaday are proud to sponsor. Who knows? You may...
4
2
[ { "comment_id": "6370178", "author": "Randy", "timestamp": "2021-08-05T15:57:10", "content": "If you’re looking for Bob Purvy’s book, it’s called Inventing the Future, under the pen name Albert Cory.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6370187", ...
1,760,372,995.326343
https://hackaday.com/2021/08/05/linux-fu-the-windows-x11-connection/
Linux Fu: The Windows X11 Connection
Al Williams
[ "Hackaday Columns", "Linux Hacks", "Slider" ]
[ "linux", "windows", "windows subsystem for Linux", "wsl", "x11" ]
https://hackaday.com/wp-…inuxFu.jpg?w=800
The life of a Linux user can be a bit difficult. Sometimes you have to — or want to — run Windows. Why Windows? Sometimes you have a work computer or a laptop that Linux doesn’t support well. Or it might be software. Although there are plenty of programs that can edit, say, Word documents, there’s always that one docum...
38
20
[ { "comment_id": "6370160", "author": "SPD", "timestamp": "2021-08-05T14:52:37", "content": "I just run windows in a vm with a nice little activate windows on the side.Don’t even bother with wine as it just doesn’t like me.", "parent_id": null, "depth": 1, "replies": [ { "co...
1,760,372,995.404579
https://hackaday.com/2021/08/05/this-is-a-3d-ink-jet-printer/
This Is A 3D Ink Jet Printer
Mike Szczys
[ "Peripherals Hacks" ]
[ "3 axis", "3d", "how it's made", "ink jet", "inkjet" ]
https://hackaday.com/wp-…atured.gif?w=800
We spend a lot of time thinking of how to create 3D objects, but what about being able to print full color graphics on the objects we create? This isn’t just multicolor, this is full-color! Here’s one elegant solution that uses ink jets to print full color images on 3D terrain models . Admittedly we are very late to th...
15
8
[ { "comment_id": "6370123", "author": "Alice Lalita Heald", "timestamp": "2021-08-05T12:15:04", "content": "https://www.youtube.com/watch?v=uoZW1xlycckor those remote tank ink jet modifications", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6370130", "autho...
1,760,372,995.940699
https://hackaday.com/2021/08/05/knowing-the-bits-and-bytes-that-make-images-live-in-memory/
Knowing The Bits And Bytes That Make Images Live In Memory
Mike Szczys
[ "Microcontrollers", "Software Development" ]
[ "image encoding" ]
https://hackaday.com/wp-…atured.jpg?w=800
We know we’re living in the future because there’s hi-resolution, full color images plastered on every high-density screen in sight. Of course this comes at a cost, one that’s been hidden away by the myriad improvements in the way we digitally represent those pretty pixels and how we push them to the screens. Nobody th...
16
4
[ { "comment_id": "6370093", "author": "pelrun", "timestamp": "2021-08-05T09:26:19", "content": "Oh boy, I wish my retro platform of choice had a nice linear framebuffer like that, rather than something resembling a LFSR pattern…", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,372,995.514486
https://hackaday.com/2021/08/04/light-bulb-plant-propagation-station-is-a-bright-idea/
Light Bulb Plant Propagation Station Is A Bright Idea
Kristina Panos
[ "green hacks" ]
[ "light bulb", "macrame cord", "plant propagation", "recycling", "upcycling" ]
https://hackaday.com/wp-…on-800.jpg?w=800
We’ve always enjoyed having a few indoor plants around the Hackaday dungeon because they just make the days more cheerful. Apparently there’s a big craze for them right now, which has led to price increases of things like propagation stations — places where cuttings from mature plants go to grow a root system before ge...
11
4
[ { "comment_id": "6370063", "author": "vib", "timestamp": "2021-08-05T06:14:24", "content": "It´s awesome, what an amazing idea, I´m jealous. The pinnacle of home hacking, it must be so exciting to write about such wonderful hacks. Lucky roots, they were adapted to live in complete darkness, yet they...
1,760,372,995.55929
https://hackaday.com/2021/08/04/phase-coherent-beamforming-sdr/
Phase Coherent Beamforming SDR
Al Williams
[ "Radio Hacks" ]
[ "RTL-SDR", "sdr", "software-defined radio" ]
https://hackaday.com/wp-…08/sdr.png?w=800
The days when software defined radio techniques were exotic are long gone, and we don’t miss them one bit. A case in point: [Laakso Mikko’s] research group has built a multichannel receiver using 21 cheap RTL-SDR dongles to create a phase coherent array. This is useful for everything from direction finding and passive ...
18
5
[ { "comment_id": "6370045", "author": "Bruce J Perens", "timestamp": "2021-08-05T03:52:24", "content": "Lucky they are European, this is probably export restricted within ITAR 121. It may also run awry of some European regulation, but the fact that they have already published a scientific paper helps...
1,760,372,995.460143
https://hackaday.com/2021/08/04/upgrade-a-3d-printed-cnc-milling-machine-by-using-it/
Upgrade A 3D Printed CNC Milling Machine By Using It
Danie Conradie
[ "cnc hacks", "Tool Hacks" ]
[ "ivan miranda", "machining", "milling machine" ]
https://hackaday.com/wp-…-01-45.png?w=800
One of the original ideas behind the RepRap project was for the machines to create their own upgrades. That philosophy is shining brightly in [Ivan Miranda] CNC milling machine project, which has been used to upgrade its aluminum and 3D printed frame components to steel . For precision machining on hard metal, machine ...
22
6
[ { "comment_id": "6370000", "author": "turtle-z", "timestamp": "2021-08-04T23:41:23", "content": "It’s not a 3D printed milling machine. How many of the functional parts are actually 3D printed?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6370024", ...
1,760,372,995.660549
https://hackaday.com/2021/08/04/working-lego-space-computers-are-a-chip-off-the-old-block/
Working LEGO Space Computers Are A Chip Off The Old Block
Kristina Panos
[ "Microcontrollers", "Misc Hacks" ]
[ "ESP32", "lego", "LEGO space computer", "oled" ]
https://hackaday.com/wp-…s-800.jpeg?w=800
We all have our favorite classic LEGO bricks, and wouldn’t be surprised if one or more of the various space computers showed up on pretty much everyone’s list. [dyoramic] loves them so much that they built two different working versions that do different things . The first one is about six times the size of the origina...
0
0
[]
1,760,372,995.280833
https://hackaday.com/2021/08/04/cablecam-is-an-exercise-in-system-integration/
Cablecam Is An Exercise In System Integration
Danie Conradie
[ "drone hacks", "Video Hacks" ]
[ "cable robot", "Jetson Nano", "raspberry pi" ]
https://hackaday.com/wp-…712133.jpg?w=800
Drones have become the standard for moving aerial camera platforms, but another option that sees use in the professional world are cable cameras. As an exercise in integrating mechanics, electronics, and software, [maxipalay] created his own Cablecam . Cablecam is build around a pair of machined wood plates, with some ...
14
5
[ { "comment_id": "6369946", "author": "Paul", "timestamp": "2021-08-04T19:34:22", "content": "I’m trying to understand why it requires four relays to reverse the motor, and hackaday.io is such a pain to navigate I didn’t find the answer there. They’re SPDT relays — I’ve got the same board in front o...
1,760,372,995.60632
https://hackaday.com/2021/08/04/new-part-day-an-esp-with-zigbee/
New Part Day: An ESP With ZigBee
Jenny List
[ "Parts" ]
[ "EPS32-H2", "ESP32", "espressif", "RISC-V", "zigbee" ]
https://hackaday.com/wp-…atured.jpg?w=800
It seems that the folks at Espressif are doing their best to produce chips to fit every possible niche in the microcontroller-with-radio market, because here comes news of their latest chip bearing the ESP32 name: a single-core 96MHz RISC-V part with built-in IEEE 802.15.4 to support ZigBee 3.x and Thread 1.x. The ESP3...
26
9
[ { "comment_id": "6369928", "author": "Tom", "timestamp": "2021-08-04T18:34:38", "content": "Probably more interesting from home automation enthusiasts is Thread support, if someone develops a Material library you’d have a off the shelf extremely low cost way to link devices using Apple HomePod mini ...
1,760,372,995.815218
https://hackaday.com/2021/08/04/better-mousetraps-or-screw-drives-dont-always-win/
Better Mousetraps (or Screw Drives) Don’t Always Win
Al Williams
[ "Featured", "History", "Original Art", "Rants", "Slider" ]
[ "bolt", "cold rolling", "lathe", "screw", "thread", "threads" ]
https://hackaday.com/wp-…/screw.jpg?w=800
I’ve noticed, lately, that slotted screw heads are all but gone on new equipment. The only thing that I find remarkable about that is that it took so long. While it is true that slotted heads have been around for ages, better systems are both common and have been around for at least a century. Check out those cool thre...
114
30
[ { "comment_id": "6369898", "author": "David taylor", "timestamp": "2021-08-04T17:22:09", "content": "thanks for calling them slotted heads instead of flat heads. for everyone who constantly gets this wrong, slotted describes the driver shape. flat describes the shape of the screw’s head.", "pare...
1,760,372,996.119905
https://hackaday.com/2021/08/04/were-hiring-come-join-us-5/
We’re Hiring: Come Join Us!
Mike Szczys
[ "Hackaday Columns" ]
[ "contributor", "hiring" ]
https://hackaday.com/wp-…ed_744.png?w=744
You wake up in the morning, and check Hackaday over breakfast. Then it’s off to work or school, where you’ve already had to explain the Jolly Wrencher to your shoulder-surfing colleagues. And then to a hackspace or back to your home lab, stopping by the skull-and-cross-wrenches while commuting, naturally. You don’t ble...
11
5
[ { "comment_id": "6369959", "author": "just passing", "timestamp": "2021-08-04T20:11:25", "content": "If your blood is #F3BF10-hued, you’re probably going to be too busy seeking urgent medical assistance to be applying for new jobs…", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,372,996.238607
https://hackaday.com/2021/08/04/semiconductor-shortage-never-mind-that-theres-a-vacuum-shortage/
Semiconductor Shortage? Never Mind That, There’s A Vacuum Shortage!
Jenny List
[ "Parts" ]
[ "parts shortage", "tubes", "vacuum tubes", "valves" ]
https://hackaday.com/wp-…atures.jpg?w=800
As those of us who work in electronics are grappling with a semiconductor shortage making common devices unobtainable and less common ones very expensive, it’s worth noting that there’s another supply crunch playing out elsewhere in the electronics industry. It’s not one that should trouble most readers but it’s a vexi...
28
7
[ { "comment_id": "6369864", "author": "BT", "timestamp": "2021-08-04T15:20:10", "content": "One of those back-burner, I’ll-do-it-one-day projects in my mind has often been to wonder how feasable it would be to produce FET-based tube replacements. I’m thinking a tube base with a vertical tube-sized ci...
1,760,372,996.190167
https://hackaday.com/2021/08/02/exps-2-keyboard-adapter-translates-ps-2-and-usb-to-msx/
EXPS/2 Keyboard Adapter Translates PS/2 And USB To MSX
Kristina Panos
[ "Misc Hacks", "Retrocomputing" ]
[ "external keyboard", "Gradiente Expert", "keyboard", "msx", "PS/2" ]
https://hackaday.com/wp-…rd-800.jpg?w=800
Say what you will about suitcase computers, but at least most of them still have their keyboards with them. [danjovic] has this vintage Brazilian computer from the 1980s called a Gradiente Expert. These were MSX machines with Z80 chips that ran BASIC, DOS, and CP/M, and they looked like state-of-the-art dual-deck stere...
10
6
[ { "comment_id": "6369512", "author": "Antron Argaiv", "timestamp": "2021-08-03T10:27:25", "content": "Interesting.When I acquired my SGI Indigo, I had the same problem: no (proprietary interface) keyboard or mouse. Thankfully, the SGI is a bit more popular here, and someone had built an intelligent ...
1,760,372,996.36398
https://hackaday.com/2021/08/02/levitation-by-sound/
Levitation By Sound
Al Williams
[ "Science" ]
[ "levitation", "ultrasonic", "ultrasound" ]
https://hackaday.com/wp-…8/twee.png?w=800
Levitating things with magnets is no great feat these days. We don’t see as many projects with sonic levitation. However, Japanese engineers have a new method to lift objects using sound. The process isn’t totally reliable yet, but it may lead to better methods in the future. You can see a video about the work below. M...
12
6
[ { "comment_id": "6369448", "author": "Paul", "timestamp": "2021-08-03T04:25:28", "content": "Just in case you’re thinking it would be cool to levitate something large, like yourself, with this, do the arithmetic: It scales very poorly indeed. You’ll need something like 150 dBA sound pressure level,...
1,760,372,996.531053
https://hackaday.com/2021/08/02/dedicated-led-animation-framework-for-esp32/
Dedicated LED Animation Framework For ESP32
Danie Conradie
[ "Art", "LED Hacks" ]
[ "ESP32", "RGB LED", "ws2812" ]
https://hackaday.com/wp-…-01-50.png?w=800
[Eric Arcana] has been creating animated holiday decorations for several years, which involved a lot of custom code to make things light up the way he wanted, pulling the microcontroller to make changes. Using ESP32s with remote software updates is easier, but [Eric] also wanted to make the code simpler. To achieve thi...
8
2
[ { "comment_id": "6369452", "author": "Eric Gunnerson", "timestamp": "2021-08-03T04:56:35", "content": "Creator here.Code is available if you want to try it out yourself.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6369472", "author": "vib", ...
1,760,372,996.480797
https://hackaday.com/2021/08/02/single-wheel-motorcycle-trailer/
Single-Wheel Motorcycle Trailer
Danie Conradie
[ "Transportation Hacks" ]
[ "bike trailer", "Make It Extreme", "motorcycle" ]
https://hackaday.com/wp-…-01-26.png?w=800
A motorbike might not take up a lot of parking space, but this is not true for the trailer required to transport one. To solve this problem, [Make It Extreme] built a custom single-wheel motorbike trailer barely wider than the motorcycle itself. The frame of the trailer is welded together from a couple of sections of l...
40
16
[ { "comment_id": "6369326", "author": "Chris O", "timestamp": "2021-08-02T20:31:56", "content": "Excellent workmanship, I could have used one of those 20 years ago.It would be interesting to see how high that back end could fly up if it hit a serious pot hole.", "parent_id": null, "depth": 1,...
1,760,372,996.437889
https://hackaday.com/2021/08/02/mag-lev-switches-are-the-future-of-clacking/
Mag-Lev Switches Are The Future Of Clacking
Kristina Panos
[ "Peripherals Hacks" ]
[ "clack hacks", "keyboard", "keyswitch", "magnetic switch" ]
https://hackaday.com/wp-…es-800.jpg?w=800
While there’s probably a Cherry MX clone born every year or so, it’s not often that such a radically different type of switch comes along. These “Void” switches are Hall-effect magnetic levitation numbers devised by keyboard connoisseur and designer [riskable]. Can you imagine how satisfying it is to clack on switches ...
22
8
[ { "comment_id": "6369361", "author": "reg", "timestamp": "2021-08-02T21:42:40", "content": "This sounds pretty interesting. The idea of using magnets instead of springs is pretty cool. Expensive, but cool.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "636...
1,760,372,996.594307
https://hackaday.com/2021/08/02/andxors-def-con-29-electronic-badge-is-an-assembly-puzzle/
AND!XOR’s DEF CON 29 Electronic Badge Is An Assembly Puzzle
Mike Szczys
[ "Hackaday Columns", "Reviews", "Slider" ]
[ "AND!XOR", "badgelife", "DEF CON", "defcon 29", "hardware badge" ]
https://hackaday.com/wp-…atured.jpg?w=800
For years I’ve looked forward to seeing each new unofficial hardware badge that comes out of the #Badgelife powerhouse known as AND!XOR. A mix of new and interesting components, alternate-reality game, and memes, you never know what they’re going to throw down. A bubble pack landed on my desk on Thursday with the newes...
3
1
[ { "comment_id": "6369238", "author": "DKE", "timestamp": "2021-08-02T17:47:56", "content": "Thanks for the pictures, but how about the components too?A fair bit of useful information could be discerned by component counts and values.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,372,996.685137
https://hackaday.com/2021/08/02/vtol-tailsitter-flies-with-quadcopter-control-software/
VTOL Tailsitter Flies With Quadcopter Control Software
Danie Conradie
[ "drone hacks" ]
[ "quadcopter", "rc plane", "vtol" ]
https://hackaday.com/wp-…34s578.png?w=800
Quadcopters are great for maneuverability and slow, stable flight, but it comes at the cost of efficiency. [Peter Ryseck]’s Mini QBIT quadrotor biplane brings in some of the efficiency of fixed-wing flight, without all the complexity usually associated with VTOL aircraft. The Mini QBIT is just a 3″ mini quadcopter with...
11
8
[ { "comment_id": "6369185", "author": "petercat", "timestamp": "2021-08-02T15:55:12", "content": "Cool!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6369189", "author": "Doug Leppard", "timestamp": "2021-08-02T16:10:33", "content": "Impressive!!!"...
1,760,372,996.639047
https://hackaday.com/2021/08/03/3d-printing-may-disprove-lord-kelvin/
3D Printing May Disprove Lord Kelvin
Al Williams
[ "3d Printer hacks", "Science" ]
[ "3d printing", "isotropic helicoid", "Lord Kelvin", "physics" ]
https://hackaday.com/wp-…kelvin.png?w=800
If you think 3D printing is only good for benchies, key chains, and printer parts, you might enjoy the paper by two physicists from Wesleyan University and the University of Gothenburg. Lord Kelvin — also known as William Thomson — hypothesized a shape known as an isotropic helicoid. As its name implies, the shape woul...
28
8
[ { "comment_id": "6369655", "author": "irox", "timestamp": "2021-08-03T19:04:09", "content": "“If you think 3D printing is only good for benchies, key chains, and printer parts…”I notice quite a few 3D printer HaD articles start out like that and it gives the impression that the author/editor doesn’t...
1,760,372,996.753293
https://hackaday.com/2021/08/03/gladys-west-modelled-the-earth-so-that-we-can-have-gps/
Gladys West Modelled The Earth So That We Can Have GPS
Al Williams
[ "Biography", "Featured", "gps hacks", "Original Art", "Slider" ]
[ "biography", "geoid", "gps", "measurement", "navy", "satellite navigation" ]
https://hackaday.com/wp-…ysWest.jpg?w=800
The name Gladys West is probably unfamiliar, but she was part of creating something you probably use often enough: GPS. You wouldn’t think a child who grew up on a sharecropping farm would wind up as an influential mathematician, but perhaps watching her father work very hard for very little and her mother working for ...
19
11
[ { "comment_id": "6369622", "author": "William J. Jackson", "timestamp": "2021-08-03T17:30:22", "content": "A very intelligent and determined person, I salute her!!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6369698", "author": "Hirudinea", ...
1,760,372,997.110101
https://hackaday.com/2021/08/03/reminder-bring-a-hack-is-this-thursday-august-5th/
Reminder: Bring-A-Hack Is This Thursday August 5th
Kristina Panos
[ "cons" ]
[ "Bring A Hack", "pandemic", "remote" ]
https://hackaday.com/wp-…atured.jpg?w=800
Hey you! What have you been working on lately? No, wait, don’t tell us just yet! Save the juicy details for the summer edition of Bring-A-Hack . It’s going down in just two days — that’s Thursday, August 5th at 1:00 PM Pacific Daylight time (4pm EDT | 9pm BST/CET). Go register right now! Historically, Hackaday has atte...
0
0
[]
1,760,372,996.786838
https://hackaday.com/2021/08/03/tool-generates-interactive-pcb-diagrams-from-kicad/
Tool Generates Interactive PCB Diagrams From KiCAD
Donald Papp
[ "Parts", "Software Hacks" ]
[ "documentation", "html", "interactive", "javascript", "KiCAD", "pinion" ]
https://hackaday.com/wp-…atured.png?w=800
Nearly everyone likes nice pinout diagrams, but the more pins and functions are involved, the more cluttered and less useful the diagram becomes. To address this, [Jan Mrázek] created Pinion , a tool to help generate interactive diagrams from KiCad design files . The result is an interactive diagram that can be viewed ...
21
5
[ { "comment_id": "6369578", "author": "Vib", "timestamp": "2021-08-03T15:04:00", "content": "This is incredibly convenient and showcases how relevant FOSS is!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6369663", "author": "JanW", "timesta...
1,760,372,997.165504
https://hackaday.com/2021/08/03/murata-to-deliver-solid-state-batteries-to-market-in-the-fall/
Murata To Deliver Solid State Batteries To Market In The Fall
Lewin Day
[ "chemistry hacks", "Featured", "News", "Slider" ]
[ "battery", "lithium ion", "lithium polymer", "solid", "solid-state battery" ]
https://hackaday.com/wp-…atuerd.jpg?w=800
Solid state batteries have long been promised to us as the solution to our energy storage needs. Theoretically capable of greater storage densities than existing lithium-ion and lithium-polymer cells, while being far safer to boot, they would offer a huge performance boost in all manner of applications. For those of us...
43
13
[ { "comment_id": "6369570", "author": "Robby", "timestamp": "2021-08-03T14:26:26", "content": "Ok, so they’re safer than regular Lithium cells, but what about lifetimes? A regular Li cell only take a few hundred charegs before serioulsy losing capacity and becoming useless. How many charge-discharge ...
1,760,372,997.254697
https://hackaday.com/2021/08/03/strangest-upside-down-3d-printer-fits-in-a-filament-box/
Strangest Upside-Down 3D Printer Fits In A Filament Box
Danie Conradie
[ "3d Printer hacks" ]
[ "FDM", "h-bot", "kralyn", "portable 3D printer", "positron printer" ]
https://hackaday.com/wp-…8-01-6.png?w=800
It’s rare these days for a new FDM printer to come along that sparks our interest, but the [Kralyn]’s Positron managed to do it. (Video, embedded below.) It prints upside down and packs down into a filament box while still boasting a print volume of 175 mm x 176 mm x 125 mm. Unlike most 3D printers, the hotend and XY-g...
47
26
[ { "comment_id": "6369531", "author": "Andrew", "timestamp": "2021-08-03T11:21:47", "content": "Awesome. I want one! Even if I have to build it myself.Another excellent catch by Hack-a-day.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6369533", "author": ...
1,760,372,997.335792
https://hackaday.com/2021/08/03/custom-risc-v-processor-built-in-vhdl/
Custom RISC-V Processor Built In VHDL
Bryan Cockfield
[ "FPGA", "Software Hacks" ]
[ "fpga", "hardware", "neorv32", "open source", "RISC-V", "SoC", "vhdl" ]
https://hackaday.com/wp-…l-main.png?w=800
While ARM continues to make inroads into the personal computing market against traditional chip makers like Intel and AMD, it’s not a perfect architecture and does have some disadvantages. While it’s a great step on the road to software and hardware freedom, it’s not completely free as it requires a license to build. T...
30
6
[ { "comment_id": "6369491", "author": "Electric Ed", "timestamp": "2021-08-03T08:57:09", "content": "What are those disadvantages in ARM’s architecture?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6369497", "author": "hnss", "timestamp": "2...
1,760,372,997.495134
https://hackaday.com/2021/08/04/inputs-of-interest-safetype-vertical-keyboard-with-mirrors-puts-pain-in-the-rear-view/
Inputs Of Interest: SafeType™ Vertical Keyboard With Mirrors Puts Pain In The Rear-View
Kristina Panos
[ "Featured", "Hackaday Columns", "Slider" ]
[ "epoxy blob", "ergonomic keyboard", "homing bump", "keyboard", "rubber dome" ]
https://hackaday.com/wp-…pe-800.jpg?w=800
Yep, this keyboard is another ebay special. I can’t stay away! This is a SafeType™ V801 from probably the early 2000s, although there is no date on it anywhere. I’m basing my guess on the fact that there are so many media buttons. I’ve been eyeing these weirdo mirrored keebs for a while, and when I saw how cheaply this...
11
9
[ { "comment_id": "6369857", "author": "BT", "timestamp": "2021-08-04T14:34:56", "content": "I have to confess I had to look at the calendar when I first saw this.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6369858", "author": "Gravis", "timestamp": ...
1,760,372,997.554495
https://hackaday.com/2021/08/04/raspberry-pi-crammed-into-old-film-camera/
Raspberry Pi Crammed Into Old Film Camera
Al Williams
[ "Raspberry Pi" ]
[ "camera", "digital camera", "film", "film camera", "photography", "raspberry pi", "SLR" ]
https://hackaday.com/wp-…8/film.png?w=800
If you wanted an expensive film camera when you were a kid, you are in luck. Used film SLRs are super cheap now that everyone wants digital cameras. Of course, in reality, you want a digital camera, too. So do what [befinitiv] did. Make a film cartridge out of a Raspberry Pi that can convert your camera to digital. (Vi...
21
4
[ { "comment_id": "6369828", "author": "Andy Pugh", "timestamp": "2021-08-04T11:14:33", "content": "https://hackaday.com/2021/07/15/analog-camera-goes-digital/?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6369838", "author": "Howard", "times...
1,760,372,997.390502
https://hackaday.com/2021/08/04/mega-man-hack-drops-charge-shot-adds-classic-style/
Mega Man Hack Drops Charge Shot, Adds Classic Style
Drew Littrell
[ "Games", "Nintendo Hacks" ]
[ "megaman", "nes", "nintendo", "Nintendo Entertainment System", "rom hacks" ]
https://hackaday.com/wp-…Charge.png?w=800
When it comes to the six original Mega Man games there is a clear dividing line between the first three and the last. Mega Man 4 introduced the charging shot mechanic that allowed players to hold down the fire button in order to power-up a single blast from Mega Man’s arm cannon. The aptly named, “Mega Man 4: Free of C...
3
2
[ { "comment_id": "6369815", "author": "Senile Data Systems", "timestamp": "2021-08-04T10:13:18", "content": "Did they fix the part where the boss bar takes forever to fill up when entering the boss room?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6371121", ...
1,760,372,997.429691
https://hackaday.com/2021/08/03/rocket-league-inspired-homebrew-reverses-onto-nintendo-gamecube/
Rocket League Inspired Homebrew Reverses Onto Nintendo GameCube
Drew Littrell
[ "Games", "Nintendo Hacks" ]
[ "demo", "gamecube", "homebrew", "nintendo", "nintendo gamecube" ]
https://hackaday.com/wp-…on-CRT.png?w=800
Would it have been too obvious to call a game about soccer playing RC cars, Soc-Car? Well [Martin] thought so and opted to call his Nintendo GameCube homebrew game, Retro League GX . The game clearly takes inspiration from Rocket League developed by Psyonix, as it pits teams of cars on a pitch plus comes complete with ...
5
3
[ { "comment_id": "6369782", "author": "John", "timestamp": "2021-08-04T05:35:41", "content": "Ooooh, a PSP port with multiplayer would be nice!Also, Psyonix sucks. They sold out to Epic, they removed a bunch of features, and dropped Linux and Mac support completely. The game I spent money to buy so I...
1,760,372,997.596692
https://hackaday.com/2021/08/03/fail-of-the-week-flipped-cable-leads-to-fried-radio/
Fail Of The Week: Flipped Cable Leads To Fried Radio
Donald Papp
[ "Radio Hacks" ]
[ "fail of the week", "mobile", "reverse polarity", "yaesu" ]
https://hackaday.com/wp-…d-RJ12.png?w=800
[Doug]’s newly-installed Yaesu FT-891 mobile transceiver failed to power up despite a careful installation, and it turns out to have ultimately been caused by a reversed cable . There’s a happy ending, however. Since the only real casualties were a blown resettable fuse and a badly-burned resistor that damaged the PCB,...
18
6
[ { "comment_id": "6369763", "author": "Tom", "timestamp": "2021-08-04T03:31:50", "content": "In looking at the blog written by the owner, the diode across the voltage regulator, if installed, would only protect the regulator during the few milliseconds of power down time. With reverse polarity 13.8V...
1,760,372,997.6556
https://hackaday.com/2021/08/03/wooden-keyboard-with-scrabble-tiles-goes-the-extra-mile/
Wooden Keyboard With Scrabble Tiles Goes The Extra Mile
Kristina Panos
[ "Peripherals Hacks" ]
[ "Buckling Spring", "keyboard", "Model M", "Scrabble tiles", "unicomp", "woodworking" ]
https://hackaday.com/wp-…rd-800.jpg?w=800
[Steve M. Potter] loves and respects a good, solid keyboard as much as we do and wanted to build an heirloom-level battleship to grace their home office . Well, you couldn’t ask for a better donor keeb. [Steve] used a Unicomp, the modern Model M. The cases on them are nowhere near as nice as a real model M, but hey, wh...
18
9
[ { "comment_id": "6369730", "author": "scott.tx", "timestamp": "2021-08-04T00:39:54", "content": "from then on every sentence he wrote include a Q or a Z", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6369753", "author": "richfiles", "timestam...
1,760,372,997.932998
https://hackaday.com/2021/08/03/3d-printer-automated-bed-swapping-system-loads-from-a-magazine/
3D Printer Automated Bed Swapping System Loads From A Magazine
Danie Conradie
[ "3d Printer hacks" ]
[ "3d printing", "infinite build volume printer", "magnetic print bed" ]
https://hackaday.com/wp-…-01-19.png?w=800
FDM 3D printing has gone beyond prototyping and is being used as a production tool by many companies. However, conventional printers still require an operation to pop the finished part of the bed and start a new print. [Thomas Sandladerer] wanted a way to swap beds without human intervention, so he built an automatic p...
10
6
[ { "comment_id": "6369689", "author": "josephsleary", "timestamp": "2021-08-03T20:25:27", "content": "Awesome start!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6369712", "author": "Autodrop3d (@autodrop3d)", "timestamp": "2021-08-03T21:34:17", "...
1,760,372,997.85848
https://hackaday.com/2021/08/01/ostrich-robot-machine-learns-itself-to-5k/
Ostrich Robot Machine-Learns Itself To 5K
Jenny List
[ "Machine Learning", "Robots Hacks" ]
[ "bipedal", "machine learning", "robot" ]
https://hackaday.com/wp-…atured.jpg?w=800
Ever since humanity has grasped the idea of a robot, we’ve wanted to imagine them into walking humanoid form. But making a robot walk like a human is not an easy task, and even the best of them end up with the somewhat shuffling gait of a Honda Asimo rather than the graceful poise of a balerina. Only in recent years ha...
43
22
[ { "comment_id": "6368896", "author": "steven13", "timestamp": "2021-08-01T17:07:49", "content": "That’s not running.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368910", "author": "Gravis", "timestamp": "2021-08-01T19:09:41", "con...
1,760,372,998.101913
https://hackaday.com/2021/08/01/hacking-a-pic-to-redefine-a-microphones-transmit-frequency/
Hacking A PIC To Redefine A Microphone’s Transmit Frequency
Al Williams
[ "Radio Hacks" ]
[ "Microchip PIC", "pic", "PLL", "sennheiser", "wireless microphone" ]
https://hackaday.com/wp-…07/mic.png?w=800
Software defined radio and widespread software-controlled PLL synthesis for RF has been a game changer. Things like the RTL-SDR can be any kind of radio you like on almost any frequency you like. But not every SDR or PLL system opens the configuration doors to you, the end user. That was the problem [vgnotepad] faced w...
1
1
[ { "comment_id": "6368902", "author": "Clara Listensprechen", "timestamp": "2021-08-01T18:13:15", "content": "At the end there’s a link to a great article on how to reverse engineer a microcontroller. :)", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,372,998.152852
https://hackaday.com/2021/08/01/the-oscope-restoration/
The O’Scope Restoration
Al Williams
[ "Repair Hacks", "Teardown", "Tool Hacks" ]
[ "HP", "oscilloscope" ]
https://hackaday.com/wp-…/scope.png?w=800
These days, a pretty nice oscilloscope can fit in your toolbox and even a “big” instrument is probably something you can tuck under your arm. But that hasn’t always been the case. Consider this old HP 150A , restored by [USagi Electric]. (Video, embedded below.) The 10 MHz dual channel scope might not seem very high-te...
8
6
[ { "comment_id": "6368903", "author": "Philip S. Crosby", "timestamp": "2021-08-01T18:14:48", "content": "I really enjoyed the first section of the HP 150A ‘scope restoration article. As a summer employee at Tektronix, I worked on a dual-trace mod to the Tek 515, having 15MHz BW. It appeared later, t...
1,760,372,998.340067
https://hackaday.com/2021/08/01/stereo-recording-made-easy-with-a-3d-printed-mount/
Stereo Recording Made Easy With A 3D-Printed Mount
Jenny List
[ "hardware" ]
[ "audio", "audio recording", "microphone", "recording", "stereo" ]
https://hackaday.com/wp-…atured.jpg?w=800
When making a recording it can be surprisingly difficult to capture a good stereo image. A well-known technique is the ORTF microphone arrangement in which two cardoid microphones sit at 110 degrees to each other and 17cm apart, and thus pick up a readily reproducible stereo separation. It’s something that we’ve been k...
15
6
[ { "comment_id": "6368851", "author": "mihrs", "timestamp": "2021-08-01T08:41:56", "content": "Lots of effort for something that could be done in 30 minutes with a stick welder and few pieces of scrap steel.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368...
1,760,372,998.557892
https://hackaday.com/2021/07/31/an-epic-tale-of-reset-line-detective-work/
An Epic Tale Of Reset Line Detective Work
Jenny List
[ "computer hacks" ]
[ "cluster", "Pine64", "sopine" ]
https://hackaday.com/wp-…atured.jpg?w=800
The Pine64 folks have given us so many tasty pieces of hardware over the last few years, but it’s fair to say that their products are for experimenters rather than consumers and can thus be a little rough around the edges at times. Their Clusterboard for example is a Mini-ITX PCB which takes up to seven of their SOPINE...
10
6
[ { "comment_id": "6368845", "author": "Allan-H", "timestamp": "2021-08-01T07:28:58", "content": "Pro tip: do not use 1A Schottky diodes for isolating primary cells. The reverse current through the diodes can be quite large, typically exceeding the maximum charging current for the cell (which may be s...
1,760,372,998.385774
https://hackaday.com/2021/07/31/a-satellite-upconverter-need-not-be-impossible-to-make/
A Satellite Upconverter Need Not Be Impossible To Make
Jenny List
[ "Radio Hacks" ]
[ "amateur radio", "Es'hail-2", "satellite" ]
https://hackaday.com/wp-…atured.jpg?w=800
Those readers whose interests don’t lie in the world of amateur radio might have missed one of its firsts, for the last year or two amateurs have had their own geostationary satellite transponder. Called Es’hail-2 / AMSAT Phase 4-A / Qatar-OSCAR 100, it lies in the geostationary orbit at 25.9° East and has a transponde...
8
2
[ { "comment_id": "6368826", "author": "Gravis", "timestamp": "2021-08-01T02:07:10", "content": "off-the-shelf*", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368828", "author": "limroh", "timestamp": "2021-08-01T02:19:20", "content": ...
1,760,372,998.511776
https://hackaday.com/2021/07/31/retrotechtacular-mechanical-tv-from-the-people-who-made-it-happen/
Retrotechtacular: Mechanical TV From The People Who Made It Happen
Jenny List
[ "Retrotechtacular" ]
[ "baird", "mechanical TV", "nipkow", "nipkow disk", "tv" ]
https://hackaday.com/wp-…atured.jpg?w=800
If we have a television in 2021 the chances are that it will be a large LCD model, flat and widescreen, able to display HD images in stunning clarity. Before that we’d have had a CRT colour TV, them maybe our parents grew up with a monochrome model. Before those though came the first TVs of all, which were mechanical d...
12
5
[ { "comment_id": "6368805", "author": "CRJEEA", "timestamp": "2021-07-31T23:06:51", "content": "The chemicals for creating cyanotype pictures can be obtained online fairly readily these days.A large A1 sheet or a canvas and it could make a pretty interesting analog camera.", "parent_id": null, ...
1,760,372,998.203495
https://hackaday.com/2021/08/02/github-copilot-and-the-unfulfilled-promises-of-an-artificial-intelligence-future/
GitHub Copilot And The Unfulfilled Promises Of An Artificial Intelligence Future
Maya Posch
[ "Featured", "Machine Learning", "Original Art", "Software Development" ]
[ "artificial intelligence", "github", "GitHub Copilot", "GPT-3", "machine learning" ]
https://hackaday.com/wp-…opilot.jpg?w=800
In late June of 2021, GitHub launched a ‘technical preview’ of what they termed GitHub Copilot , described as an ‘AI pair programmer which helps you write better code’. Quite predictably, responses to this announcement varied from glee at the glorious arrival of our code-generating AI overlords, to dismay and predictio...
36
15
[ { "comment_id": "6369147", "author": "ben", "timestamp": "2021-08-02T14:32:54", "content": "This is not bright for new projects since you’re putting all of your capital expense write-offs into the post-deployment issue log and then wasting more time since nobody knows what’s going on. If the model ...
1,760,372,998.46397
https://hackaday.com/2021/08/02/home-depot-is-selling-power-tools-that-require-activation-in-store/
Home Depot Is Selling Power Tools That Require Activation In-Store
Danie Conradie
[ "Tool Hacks" ]
[ "home depot", "power tools", "securit" ]
https://hackaday.com/wp-…b53b_b.jpg?w=800
Shoplifting is a major problem for many brick-and-mortar retail stores, and it seems that stealing and then selling power tools is a lucrative enterprise for some criminals. To combat this, Home Depot is starting to sell power tools that will not work unless they are activated at the checkout counter . According to a 2...
344
50
[ { "comment_id": "6369056", "author": "jssh", "timestamp": "2021-08-02T11:07:59", "content": "Why would you want HD “tools” in the first place? Might as well do your work using toilet paper soaked in kool aid.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "63...
1,760,372,999.186406
https://hackaday.com/2021/08/02/apollo-dsky-display-glows-again/
Apollo DSKY Display Glows Again
Dan Maloney
[ "Retrocomputing", "Space" ]
[ "agc", "apollo", "Apollo Guidance Computer", "display and keyboard", "DSKY", "logic", "phosphor", "relay", "retro", "spaceflight" ]
https://hackaday.com/wp-…7/dsky.png?w=800
We love seeing old technology brought back to life, especially when it’s done in the context of how the device was originally intended to be used. And double points when it’s space gear, like what [Curious Marc] and his usual merry band of cohorts did when they managed to light up a couple of real Apollo DSKY displays ...
13
8
[ { "comment_id": "6369040", "author": "Dan", "timestamp": "2021-08-02T08:55:59", "content": "Beautiful! I particularly like how the unlit options are visible, so you can see what the other (inactive) options are. The transition to LCDs on consumer devices hid this often-useful information.", "par...
1,760,372,999.23672
https://hackaday.com/2021/08/01/living-the-dream-new-pcb-for-a-dirt-cheap-calculator-watch/
Living The Dream: New PCB For A Dirt-Cheap Calculator Watch
Kristina Panos
[ "Misc Hacks", "Wearable Hacks" ]
[ "ATSAML22", "calculator watch", "lcd controller", "pcb", "PCB design", "watch" ]
https://hackaday.com/wp-…ch-800.png?w=800
Well, this hack has us tickled pink. We love the idea of buying some really cheap piece of technology and doing something amazing with it, and this is a textbook example of that. [davedarko] found the cutest little calculator watch on Ali Express and is working on making a new PCB for it . The plan is to use an ARM pro...
6
5
[ { "comment_id": "6369016", "author": "davedarko", "timestamp": "2021-08-02T05:51:06", "content": "Thank you Kristina :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6369021", "author": "futaris", "timestamp": "2021-08-02T06:05:34", "content": "Go...
1,760,372,998.647025
https://hackaday.com/2021/08/01/custom-instrument-cluster-for-aging-car/
Custom Instrument Cluster For Aging Car
Bryan Cockfield
[ "car hacks" ]
[ "arduino", "can-bus", "car", "gage cluster", "instrument cluster", "lcd", "skoda", "volkswagen" ]
https://hackaday.com/wp-…t-main.png?w=800
All of the technological improvements to vehicles over the past few decades have led to cars and trucks that would seem borderline magical to anyone driving something like a Ford Pinto in the 1970s. Not only are cars much safer due to things like crumple zones, anti-lock brakes, air bags, and compulsory seat belt use, ...
32
10
[ { "comment_id": "6368992", "author": "[skaarj]", "timestamp": "2021-08-02T03:41:57", "content": "Wizard Hackers install CRT instrument displays in their car console:https://hackaday.io/project/10579-retro-futuristic-automobile-control-panel/log/39074-building-the-terminal", "parent_id": null, ...
1,760,372,998.827252
https://hackaday.com/2021/08/01/hackaday-links-august-1-2021/
Hackaday Links: August 1, 2021
Dan Maloney
[ "Hackaday Columns", "Hackaday links" ]
[ "amateur radio", "backup", "Blue Origin", "container", "cw", "emergency", "Ever Given", "explosive bolts", "hackaday links", "ham", "morse", "shipping", "Space Shuttle", "Suez" ]
https://hackaday.com/wp-…banner.jpg?w=800
Amateur radio operators have a saying: When all else fails, there’s ham radio. And that’s true, at least to an extent — knock out the power, tear down the phone lines, and burn up all the satellites in orbit, and there will still be hams talking about politics on 40 meters. The point is, as long as the laws of physics ...
27
11
[ { "comment_id": "6368964", "author": "Nick", "timestamp": "2021-08-01T23:50:43", "content": "That means that Yuri Gagarin would not have qualified as an astronaut. His craft was under ground control. He had an envelope of override codes to use if ground control failed.Never mind that given the FAI r...
1,760,372,998.760736
https://hackaday.com/2021/08/01/retrotechtacular-understanding-protein-synthesis-through-interpretive-dance/
Retrotechtacular: Understanding Protein Synthesis Through Interpretive Dance
Dan Maloney
[ "Retrotechtacular" ]
[ "amino acid", "art", "dance", "molecular biology", "mRNA", "protein synthesis", "retrotechtacular", "ribosome", "translation", "tRNA" ]
https://hackaday.com/wp-…/mimsy.png?w=580
With the principles of molecular biology very much in the zeitgeist these days, we thought it would be handy to provide some sort of visual aid to help our readers understand the complex molecular machines at work deep within each cell of the body. And despite appearances, this film using interpretive dance to explain ...
8
6
[ { "comment_id": "6368921", "author": "Shoe", "timestamp": "2021-08-01T20:36:26", "content": "I was going to say that someone should do a high-res reinterpretation of this, but I somehow doubt it would capture half the charm.It’s worth pointing out that the annual Dance your PhD contest is a thing, t...
1,760,372,999.277736
https://hackaday.com/2021/07/31/one-of-the-largest-large-format-cameras-you-will-ever-have-seen/
One Of The Largest Large Format Cameras You Will Ever Have Seen
Jenny List
[ "digital cameras hacks" ]
[ "digital camera", "large format camera", "lens" ]
https://hackaday.com/wp-…atured.jpg?w=800
When fate lands a very high quality lens in front of you, what do you do with it? If you are [Tim Hamilton], the solution is obvious. Use it in a huge large-format camera . The lens came from a newspaper magnifier made redundant by digitalisation and used as a paperweight. It’s an extremely high quality piece of optica...
19
12
[ { "comment_id": "6368769", "author": "cody", "timestamp": "2021-07-31T20:29:44", "content": "Ethan Moses (of Cameradactyl) has also been playing around with ultra-large format cameras recently using paper negs– not much to be seen of the camera itself but the results are looking pretty cool:https://...
1,760,372,999.547191
https://hackaday.com/2021/07/31/british-big-rigs-are-about-to-go-green/
British Big Rigs Are About To Go Green
Jenny List
[ "Transportation Hacks" ]
[ "electric truck", "freight", "infrastructure", "truck" ]
https://hackaday.com/wp-…atured.jpg?w=800
An increasing fact of life over the coming years will be the decarbonisation of our transport networks, for which a variety of competing solutions are being touted. Railways, trucks, cars, and planes will all be affected by this move away from fossil fuels, and while sectors such as passenger cars are making great stri...
78
12
[ { "comment_id": "6368721", "author": "fndm", "timestamp": "2021-07-31T17:22:47", "content": "Unpopular opinion but idea of electric vehicle becoming popular is a fallacy that will be massively scaled down in 10-15 years once it becomes apparent that it was a stupid decision in the first place. Impos...
1,760,372,999.494015
https://hackaday.com/2021/07/31/the-man-machine/
The Man-Machine
Elliot Williams
[ "cnc hacks", "Hackaday Columns", "Tool Hacks" ]
[ "newsletter", "pick and place", "semi-automatic" ]
https://hackaday.com/wp-…mation.jpg?w=800
This week we saw a couple DIY tools for small-run manufacturing at home that help make your life easier if you’re climbing out of the happy bucket and into the pit of despair — when you’re making enough of the item that it’s not fun any more, but you still don’t have the volume to leave the manufacturing to someone els...
4
3
[ { "comment_id": "6368722", "author": "geocrasher", "timestamp": "2021-07-31T17:25:12", "content": "Obligatory Kraftwerk:https://www.youtube.com/watch?v=cQe9eK_4U0U", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6368725", "author": "deshipu", "timestamp...
1,760,373,001.274958
https://hackaday.com/2021/07/31/a-lipo-cell-makes-a-4aa-pack-for-a-gameboy/
A LiPo Cell Makes A 4AA Pack For A GameBoy
Jenny List
[ "Nintendo Game Boy Hacks" ]
[ "aa battery", "battery pack", "game boy" ]
https://hackaday.com/wp-…atured.jpg?w=800
Electronic toys of yesteryear were fantastic objects of desire, but came with the fatal flaw of requiring batteries. Batteries that cost more than the average youngster’s pocket money and for which the pestered parent were usually unwilling to fork out every couple of days to support an incessant playing habit. It’s so...
14
4
[ { "comment_id": "6368665", "author": "Peter Holmberg", "timestamp": "2021-07-31T11:22:13", "content": "Most devices that runs on 3 or 4 AA can be run on a power bank :)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368672", "author": "Cricri", ...
1,760,373,001.13808
https://hackaday.com/2021/07/31/developing-the-first-ics-in-orbit/
Developing The First ICs In Orbit
Jenny List
[ "History", "Parts" ]
[ "integrated circuits", "SN510", "ti" ]
https://hackaday.com/wp-…atured.jpg?w=800
Over six decades of integrated circuit production we’ve become used to their extreme reliability and performance for a very reasonable price. But what about those first integrated circuits from the early 1960s? Commercial integrated circuits appeared in 1961, and recently Texas Instruments published a fascinating retro...
19
5
[ { "comment_id": "6368655", "author": "BT", "timestamp": "2021-07-31T09:13:23", "content": "One can’t help being struck by the similarities of those first ICs and modern SMDs. I wonder how they came to go from surface-mount to through-hole? Difficulties with mass production?", "parent_id": null, ...
1,760,373,001.442241
https://hackaday.com/2021/07/30/build-that-catan-board-you-designed/
Build That Catan Board You Designed
Rich Hawkes
[ "Games", "News" ]
[ "cnc", "settlers of catan" ]
https://hackaday.com/wp-…eature.png?w=800
A couple of months ago, we posted about the one day design [Sam March] did of an electronic Settlers of Catan board. Now he’s released a video with the second half. His first video was about the design of the game, specifically the electronic components. In this video, [Sam] takes us through the physical build of the b...
5
2
[ { "comment_id": "6368684", "author": "Freman", "timestamp": "2021-07-31T13:38:48", "content": "Some RGB LEDs in the tracks between the tiles would mean no more little sticks for roads…Version 2?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6368726", "aut...
1,760,373,001.187097
https://hackaday.com/2021/07/30/rare-radio-receiver-teardown/
Rare Radio Receiver Teardown
Al Williams
[ "Radio Hacks", "Repair Hacks", "Teardown" ]
[ "radio", "shortwave" ]
https://hackaday.com/wp-…/radio.png?w=800
We’ll admit we haven’t heard of the AGS-38, it reminds us of the shortwave receivers of our youth, and it looks like many that were made “white label” by more established (and often Japanese) companies. [Jeff] found a nice example of this Canadian radio and takes it apart for our viewing pleasure. He also found it was ...
15
10
[ { "comment_id": "6368606", "author": "Michael Black", "timestamp": "2021-07-31T02:52:06", "content": "At that low end, “communications receiver” is hype. It made the kids spending all their money on one feel like they’ve got something great, and are in a league beyond what they got.I got my Hallic...
1,760,373,001.38848
https://hackaday.com/2021/07/30/step-n-snack-fanny-pack-motivates-with-mms/
Step ‘n Snack Fanny Pack Motivates With M&Ms
Kristina Panos
[ "Misc Hacks" ]
[ "calories", "fanny pack", "step counter" ]
https://hackaday.com/wp-…ck-800.jpg?w=800
[Sam March] has made a lot of different kinds of things, many of which have appeared on these very pages. Nowadays he wants to get the viewers more involved in his projects, so he started doing a monthly collaboration with YT viewers. Basically, he gives a prompt, and people comment with their wild and crazy ideas on t...
5
4
[ { "comment_id": "6368593", "author": "John", "timestamp": "2021-07-30T23:55:37", "content": "It’s very dystopian, and I like dystopian stuff, so it’s got that going for it.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368613", "author": "ben", ...
1,760,373,001.582581
https://hackaday.com/2021/07/30/charger-caddy-shows-what-3d-printers-were-meant-for/
Charger Caddy Shows What 3D Printers Were Meant For
Bryan Cockfield
[ "3d Printer hacks" ]
[ "3d printer", "cable", "cables", "desk", "desktop", "elegant", "hole", "management", "port", "simple" ]
https://hackaday.com/wp-…t-main.png?w=600
As computers became more popular in the late 80s and into the 90s, they vastly changed their environments. Of course the technological changes were obvious, but plenty of other things changed to accommodate this new technology as well. For example, furniture started to include design elements to accommodate the desktop...
9
7
[ { "comment_id": "6368570", "author": "mrehorst", "timestamp": "2021-07-30T20:41:56", "content": "This is GREAT! Thanks for sharing it.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6368579", "author": "ConsultingJoe", "timestamp": "2021-07-30T21:16:4...
1,760,373,001.228219
https://hackaday.com/2021/07/30/build-a-barebones-68000/
Build A Barebones 68000
Bryan Cockfield
[ "Retrocomputing" ]
[ "68000", "eprom", "motorola", "parts", "pcb", "programmable", "retro", "retrocomputing" ]
https://hackaday.com/wp-…0-main.jpg?w=800
The 68000 chip was ubiquitous in the computing world well past its heyday in the 1980s. It was used as the basis for many PCs and video game consoles, and even in embedded microcontrollers. Now, one of its niche applications is learning about the internal functions of computers. 68000 builds are fairly common when buil...
32
13
[ { "comment_id": "6368555", "author": "rthtyjty", "timestamp": "2021-07-30T19:08:02", "content": "interesting, i dreaming about macintosh se but on lcd, usb printer free firmware and system like a wine (emulating only functions)", "parent_id": null, "depth": 1, "replies": [] }, { ...
1,760,373,001.342031
https://hackaday.com/2021/07/30/fresh-paint-or-patina-of-ages-thats-the-antique-question/
Fresh Paint Or Patina Of Ages, That’s The Antique Question
Jenny List
[ "Hackaday Columns", "Interest", "Retrocomputing" ]
[ "antiques", "restoration", "retr0bright", "retrocomputing" ]
https://hackaday.com/wp-…atured.jpg?w=800
The world of antique furniture and the world of hackers rarely coincide, and perhaps the allure of the latest tech is greater for most of us than that of a Chipendale cabinet. But there are times when there are analagous situations in both worlds, so it’s worth taking a moment to consider something. This late-17th-cent...
46
14
[ { "comment_id": "6368535", "author": "Ostracus", "timestamp": "2021-07-30T17:41:53", "content": "Computer cases do have one quality most furniture doesn’t. The ability to be separated from their electronics with minimal damage. One could store away that historic case in exchange for something newer,...
1,760,373,001.537143
https://hackaday.com/2021/07/30/hackaday-podcast-129-super-clever-3d-printing-jigs-and-registration-things-90s-car-audio-and-smooth-led-fades/
Hackaday Podcast 129: Super Clever 3D Printing, Jigs And Registration Things, 90s Car Audio, And Smooth LED Fades
Mike Szczys
[ "Hackaday Columns", "Podcasts" ]
[ "Hackaday Podcast" ]
https://hackaday.com/wp-…ophone.jpg?w=800
Hackaday editors Mike Szczys and Elliot Williams have found a critical mass of projects this week that wouldn’t be possible without 3D printers. There’s an absolutely astounding model roller coaster that is true to the mechanisms and physics of the original (and beholden to hours of sanding and painting). Adding sheet ...
2
1
[ { "comment_id": "6368603", "author": "CMH62", "timestamp": "2021-07-31T02:18:14", "content": "I’ve been catching up on Hackaday Podcasts this past week while driving hundreds of miles on vacation. My spouse knows not to ask “what do you want me to pull up on your playlist?”. She knows I’ll just sa...
1,760,373,001.61961
https://hackaday.com/2021/07/30/mobile-sauna-for-on-the-go-relaxation/
Mobile Sauna For On-The-Go Relaxation
Bryan Cockfield
[ "car hacks" ]
[ "camper", "camping", "car", "heat", "mobile", "oven", "Panels", "Sauna", "solar", "stove", "trailer" ]
https://hackaday.com/wp-…-main.jpeg?w=800
While it might be nice to imagine owning a cabin in the woods to escape from society, complete with an outdoor sauna to take in the scenic views of nature, most of us will be satisfied with the occasional vacation to a cabin like that. For those trips, or even for long-term camping trips, [Schitzu] and a group of frien...
6
3
[ { "comment_id": "6368521", "author": "Dude", "timestamp": "2021-07-30T16:00:04", "content": "There’s a whole category of tent saunas that are also quite handy. These are usually military style canvas tents with folding wooden benches inside, but there are also portable sweat lodges modeled after yur...
1,760,373,001.714739
https://hackaday.com/2021/07/30/this-week-in-security-fail2rce-tpm-sniffing-fishy-leaks-and-decompiling/
This Week In Security: Fail2RCE, TPM Sniffing, Fishy Leaks, And Decompiling
Jonathan Bennett
[ "Hackaday Columns", "News", "Security Hacks" ]
[ "supply chain", "This Week in Security", "TPM" ]
https://hackaday.com/wp-…rkarts.jpg?w=800
Fail2ban is a great tool for dynamically blocking IP addresses that show bad behavior, like making repeated login attempts. It was just announced that a vulnerability could allow an attacker to take over a machine by being blocked by Fail2ban. The problem is in the mail-whois action, where an email is sent to the admin...
10
7
[ { "comment_id": "6368500", "author": "Steven Clark", "timestamp": "2021-07-30T14:38:44", "content": "I’m guessing Bitlocker is designed with TPM 1.2 instead of 2.0 feature set in mind an that’s why they weren’t using a session encryption key. Or maybe it’s designed to work with TPMs that don’t have...
1,760,373,002.835393
https://hackaday.com/2021/07/30/streaming-video-from-a-mouse/
Streaming Video From A Mouse
Matthew Carlson
[ "computer hacks", "Microcontrollers", "Peripherals Hacks" ]
[ "8051", "ADNS-9000", "firmware", "Intel 8051", "mouse", "optoelectronics" ]
https://hackaday.com/wp-…s_9000.jpg?w=800
The first optical mice had to be used on a specially printed mousepad with a printed grid that the four-quadrant infrared sensor could detect. Later, mice swapped the infrared sensor for an optoelectric module (essentially a tiny, very low-resolution camera) and a powerful image processing. [8051enthusiast] was lying i...
21
12
[ { "comment_id": "6368459", "author": "none", "timestamp": "2021-07-30T11:52:28", "content": "Ever since sprite_tm’s optical mouse hack, I thought this might be possible. Sounds like an awesome project, will watch.", "parent_id": null, "depth": 1, "replies": [ { "comment_id"...
1,760,373,002.22332
https://hackaday.com/2021/07/30/heres-how-to-sniff-out-an-lcd-protocol-but-how-do-you-look-up-the-controller/
Here’s How To Sniff Out An LCD Protocol, But How Do You Look Up The Controller?
Mike Szczys
[ "Microcontrollers" ]
[ "character lcd", "i2c", "reverse engineering", "ST7032", "Winstar" ]
https://hackaday.com/wp-…atured.jpg?w=800
Nothing feels better than getting a salvaged component to do your bidding. But in the land of electronic displays, the process can quickly become a quagmire. For more complex displays, the secret incantation necessary just to get the things to turn on can be a non-starter. Today’s exercise targets a much simpler charac...
11
6
[ { "comment_id": "6368426", "author": "Nath", "timestamp": "2021-07-30T08:15:48", "content": "This is something, after months of procrastinating I’m back at sniffing HD44780 signals for a PCB with a dead and unobtainium LCD and HaD just run this article.I’m really eager to read all your comments now ...
1,760,373,002.16827
https://hackaday.com/2021/07/29/cloud-based-atari-gaming/
Cloud-Based Atari Gaming
Bryan Cockfield
[ "Games" ]
[ "2600", "atari", "browser", "cloud", "container", "gaming", "kubernetes", "raspberry pi", "vnc" ]
https://hackaday.com/wp-…i-main.png?w=800
While the Google Stadia may be the latest and greatest in the realm of cloud gaming, there are plenty of other ways to experience this new style of gameplay, especially if you’re willing to go a little retro. This project, for example, takes the Atari 2600 into the cloud for a nearly-complete gaming experience that is ...
4
2
[ { "comment_id": "6368437", "author": "John", "timestamp": "2021-07-30T08:59:13", "content": "The sound should be doable. You might have to route through an encoder and stream it through the browser as a second tab, but that’s not much more than what has already been done. I know most VNCs don’t do s...
1,760,373,001.99401
https://hackaday.com/2021/07/29/3d-printed-material-might-replace-kevlar/
3D Printed Material Might Replace Kevlar
Al Williams
[ "3d Printer hacks", "Science" ]
[ "3d printing", "bulletproof", "kelvin cell", "kevlar", "tetrakaidecahedron" ]
https://hackaday.com/wp-…7/cell.png?w=800
Prior to 1970, bulletproof vests were pretty iffy, with a history extending as far as the 1500s when there were attempts to make metal armor that was bulletproof. By the 20th century there was ballistic nylon, but it took kevlar to produce garments with real protection against projectile impact. Now a 3D printed nanoma...
12
6
[ { "comment_id": "6368411", "author": "rnjacobs", "timestamp": "2021-07-30T06:12:49", "content": "Apparently there are a lot of different 14-hedrons, and although the article provides clear enough pictures of them, I’m not certain which one these are. Maybe a truncated cube or octahedron?", "pare...
1,760,373,002.043449
https://hackaday.com/2021/07/29/create-large-scale-domino-art-with-a-robot/
Create Large Scale Domino Art With A Robot
Danie Conradie
[ "Art", "Robots Hacks" ]
[ "dominos", "raspberry pi", "robot" ]
https://hackaday.com/wp-…7-27-8.png?w=800
Creating large domino art displays is a long and nerve-racking process, where bumping a single domino can mean starting from scratch. To automate the process of creating these displays, a team consisting of [Mark Rober], [John Luke], [Josh], and [Alex Baucom] built the Dominator , a robot capable of laying 100 000 domi...
14
4
[ { "comment_id": "6368406", "author": "Alessio Rigoli", "timestamp": "2021-07-30T05:29:46", "content": "This is awesome!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6368428", "author": "Alice Lalita Heald", "timestamp": "2021-07-30T08:27:00", "co...
1,760,373,002.277747
https://hackaday.com/2021/07/29/pinewood-derby-scale-measures-cg/
Pinewood Derby Scale Measures CG
Al Williams
[ "Arduino Hacks" ]
[ "arduino", "center of gravity", "cg", "cog", "pinewood", "pinewood derby", "scale" ]
https://hackaday.com/wp-…7/pine.png?w=800
If you suffer from nostalgia, you might remember carving a block of wood into a car, adding some wheels, and racing it against other contestants in a pinewood derby. Today’s derby is decidedly high tech though, and we were impressed with this car scale that also figures out the car’s center of gravity . Based on an Ard...
23
14
[ { "comment_id": "6368337", "author": "Daniel", "timestamp": "2021-07-29T20:20:46", "content": "i don’t want to give away this secret, but i can’t resist, you actually want one of the front wheels to be lifted off the track. 1 less wheel = less friction and less rotational momentum you have to spin u...
1,760,373,002.335045
https://hackaday.com/2021/07/29/bright-bike-light-might-make-them-back-off/
Bright Bike Light Might Make Them Back Off
Kristina Panos
[ "The Hackaday Prize", "Transportation Hacks" ]
[ "2021 Hackaday Prize" ]
https://hackaday.com/wp-…ar-800.jpg?w=800
[Tegwyn☠Twmffat] recently got a job as a part-time bike courier and has come to realize just how dangerous it can be to mix leg-powered transportation with various sizes of engine-driven machinery. Some people would be content with a light, but why use a measly little bulb or two when you can have a giant, illuminated ...
26
14
[ { "comment_id": "6368308", "author": "Matt", "timestamp": "2021-07-29T18:37:30", "content": "Great idea and implementation. It would be good if the potentiometer were replaced by a Light Dependent Resistor. This would allow for auto-dimming when for example passing through a tunnel, and would also p...
1,760,373,002.395487
https://hackaday.com/2021/07/29/fail-of-the-week-the-metal-hot-end-upgrade/
Fail Of The Week: The Metal Hot End Upgrade
Al Williams
[ "3d Printer hacks", "Fail of the Week", "Hackaday Columns" ]
[ "3d printing", "all metal hotend", "E3D", "hotend" ]
https://hackaday.com/wp-…atured.jpg?w=800
My son, Patrick, has observed on more than one occasion that I do not like 3D printing. That may sound odd, because I built a printer back in 2012 and since then I’ve built a lot of printers and I currently have at least three in my lab. But Patrick correctly realized that I don’t actually enjoy printing things that I ...
44
19
[ { "comment_id": "6368278", "author": "Taylor Schweizer", "timestamp": "2021-07-29T17:14:58", "content": "That heat block shouldn’t be touching the heat sink like that. This is what happens if you use a Creality type nozzle with an E3D hotend. The Creality type nozzles have shorter threads than the E...
1,760,373,002.534821
https://hackaday.com/2021/07/29/new-video-series-raspberry-pi-pico-and-rp2040-deep-dive-with-uri-shaked/
New Video Series: Raspberry Pi Pico And RP2040 Deep Dive With Uri Shaked
Kristina Panos
[ "Hackaday Columns", "how-to", "Raspberry Pi" ]
[ "HackadayU", "Raspberry Pi Pico", "rp2040" ]
https://hackaday.com/wp-…co-800.png?w=800
In case you’ve been living under a rock that doesn’t have internet access, the Raspberry Pi Foundation got into the silicon sales and microcontroller game all at once this year with the Raspberry Pi Pico . It’s small, it’s capable, and it costs a measly $4. Surely you have one or two of them by now, right? But how much...
15
4
[ { "comment_id": "6368264", "author": "M (the first)", "timestamp": "2021-07-29T16:32:29", "content": "I read all the literature, then passed on the Pico, before I could actually get my hands on one.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368307", ...
1,760,373,002.447108
https://hackaday.com/2021/07/29/3d-printed-tooling-enables-diy-electrochemical-machining/
3D-Printed Tooling Enables DIY Electrochemical Machining
Dan Maloney
[ "cnc hacks", "Misc Hacks" ]
[ "anode", "cathode", "ecm", "EDM", "electrochemical machining", "electrode", "electrolysis", "electroplating", "subtractive" ]
https://hackaday.com/wp-…m-rig.jpeg?w=800
When it comes to turning a raw block of metal into a useful part, most processes are pretty dramatic. Sharp and tough tools are slammed into raw stock to remove tiny bits at a time, releasing the part trapped within. It doesn’t always have to be quite so violent though, as these experiments in electrochemical machining...
10
8
[ { "comment_id": "6368263", "author": "philosiraptor117", "timestamp": "2021-07-29T16:26:05", "content": "people are currently using this to make rifled barrels at home, cool as hell, and opens previously impossible geometry to the home machinist", "parent_id": null, "depth": 1, "replies"...
1,760,373,002.584552
https://hackaday.com/2021/07/29/know-audio-amplifiers-and-distortion/
Know Audio: Amplifiers And Distortion
Jenny List
[ "Hackaday Columns", "home entertainment hacks" ]
[ "amplifiers", "audio", "distortion", "hi-fi" ]
https://hackaday.com/wp-…/Audio.jpg?w=800
As we’ve traced our no-nonsense path through the world of Hi-Fi audio, we’ve started with the listener, understood the limitations of the human ear, and thence proceeded to the loudspeaker. We’ve learned a bit about speaker cabinets and their design, so it’s time to venture further down the chain to the amplifier that ...
31
12
[ { "comment_id": "6368247", "author": "Truth", "timestamp": "2021-07-29T15:00:11", "content": "Why isn’t predistotrion used with audio amplifiers ?If a very high quality microphone was placed correctly, you could even use predistortion to correct for some non-linearities in the speakers.(I’m thinking...
1,760,373,002.732966
https://hackaday.com/2021/07/29/3d-printer-add-on-makes-sharpie-colors/
3D Printer Add On Makes Sharp(ie) Colors
Al Williams
[ "3d Printer hacks" ]
[ "3d printing", "color 3d printing", "multicolor" ]
https://hackaday.com/wp-…7/mc3d.png?w=800
We’ve all seen 3D printed jigs that use a permanent marker to color filament as it goes into the hot end. [Sakati84] has a completely different idea. A holder on the print head can pick up one of several pens and use it to color the layer the hot end just laid down . In the video below, it looks like it works well and,...
19
7
[ { "comment_id": "6368192", "author": "Braddo", "timestamp": "2021-07-29T11:10:37", "content": "What a great idea! I guess there’s some risk to interlayer adhesion but colors are much more vivid that the pens on filament while printing technique.", "parent_id": null, "depth": 1, "replies"...
1,760,373,002.783849
https://hackaday.com/2021/07/29/orbiter-is-now-open-source/
Orbiter Is Now Open Source
Al Williams
[ "News", "Space" ]
[ "DSKY", "orbiter", "space", "Space Shuttle", "space simulation", "space simulator" ]
https://hackaday.com/wp-…/delta.jpg?w=800
We always have it on our list to learn more about Orbiter. If you haven’t seen it, it is a hyperrealistic space simulator. Granted, you can put it in an easy mode, but its real strength is you can very accurately model spacecraft like the Space Shuttle and have very realistic controls. In order to spur development, the...
30
14
[ { "comment_id": "6368171", "author": "Jonathan Wilson", "timestamp": "2021-07-29T08:33:31", "content": "Now that its open source, someone could port it to Linux or other platforms if they wanted to :)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368182", ...
1,760,373,003.00215
https://hackaday.com/2021/07/28/tabletop-basketball-with-tentacles/
Tabletop Basketball With Tentacles
Danie Conradie
[ "Games", "Robots Hacks" ]
[ "cable mechanism", "Homebrew Tentacle Mechanisms", "Tabletop", "tentacles" ]
https://hackaday.com/wp-…-24-16.png?w=800
Unlike football/soccer and foosball, basketball doesn’t really lend itself to being turned into a tabletop game quite that easily. [The Q] has found a way around that, employing tentacle mechanisms to create a two-player, basketball-like game . Each player uses a pair of two-axis control sticks and a foot pedal to oper...
4
4
[ { "comment_id": "6368164", "author": "Hans", "timestamp": "2021-07-29T08:00:23", "content": "Nice build and without any CAD software, Laser cutter or 3D printer, respect. The finale product itself, well, …at least the players at 4:36 in the video seem to have a pretty fun game ;-)", "parent_id":...
1,760,373,002.936936
https://hackaday.com/2021/07/28/liquid-nitrogen-isnt-suitable-for-steam-engines/
Liquid Nitrogen Isn’t Suitable For Steam Engines
Lewin Day
[ "Science" ]
[ "hero's engine", "liquid nitrogen", "steam engine" ]
https://hackaday.com/wp-…shot-2.png?w=800
Liquid nitrogen is fun stuff to play with, as long as you’re careful and avoid freezing your own fingers off and shattering them on the workbench. As the liquid turns to gaseous nitrogen at around -196 C, [The Action Lab] figured that it could be used to propel a simple steam engine at room temperature. Testing this ou...
28
14
[ { "comment_id": "6368127", "author": "Nick", "timestamp": "2021-07-29T02:51:31", "content": "It’s not suitable for this steam engine..Let’s ask Blonde Hacks.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6368137", "author": "Osgeld", "timestamp": "202...
1,760,373,002.89883
https://hackaday.com/2021/07/28/video-feedback-effects-make-a-glorious-spectacle-in-hd/
Video Feedback Effects Make A Glorious Spectacle In HD
Lewin Day
[ "Art" ]
[ "4K", "video", "video feedback" ]
https://hackaday.com/wp-…shot-1.png?w=800
Video feedback is perhaps best known for its appearance in the film clip to Bohemian Rhapsody. It’s not a particularly popular effect that you see too often, as it’s rather messy to set up what with cameras filming screens and what not. Regardless, the effects possible are glorious, as demonstrated by [Dave Blair] and ...
27
12
[ { "comment_id": "6368093", "author": "RÖB", "timestamp": "2021-07-28T23:17:36", "content": "Take me to your drug dealer!Definitely VERY 60’s", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368099", "author": "Dude", "timestamp": "2021-07-29T0...
1,760,373,003.185713
https://hackaday.com/2021/07/28/scanning-medium-format-film-on-a-35mm-scanner/
Scanning Medium Format Film On A 35mm Scanner
Lewin Day
[ "Misc Hacks" ]
[ "camera", "film", "film scanner", "medium format", "scanner" ]
https://hackaday.com/wp-…955904.jpg?w=800
Scanning film is great for archival purposes as well as sharing said photos digitally. However, if you’re scanning 120 film, aka medium format, it can be expensive to get the requisite hardware. 35mm scanners are comparatively more common, so [Christian Chapman] decided to modify one to suit medium film instead. The ha...
6
5
[ { "comment_id": "6368054", "author": "Gösta", "timestamp": "2021-07-28T20:28:48", "content": "For stuff like this 3D printers do magic. Great hack!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6368057", "author": "asheets", "timestamp": "2021-07-28T2...
1,760,373,003.044231
https://hackaday.com/2021/07/28/swamp-gas-will-get-you-home/
Swamp Gas Will Get You Home
Jenny List
[ "green hacks", "Transportation Hacks" ]
[ "methane", "motorcycle", "swamp gas" ]
https://hackaday.com/wp-…atured.jpg?w=800
The energy to power a motorcycle has to come from somewhere, be it a power station, a solar panel, a gas station, or a hydrogen plant. There have been many ways to reduce the cost of extracting that energy over the years, but we think [Gijs Schalkx] may have hit upon one of the cheapest and simplest we’ve ever seen. It...
61
15
[ { "comment_id": "6368010", "author": "uda-thortit", "timestamp": "2021-07-28T18:43:38", "content": "I would like to see some video of bubbles coming up from the pond when prodded (without the collector thing there). I’m surprised that you get that much gas.", "parent_id": null, "depth": 1, ...
1,760,373,003.279301
https://hackaday.com/2021/07/28/how-to-modify-your-car-stereo-for-bluetooth-or-aux-in/
How To Modify Your Car Stereo For Bluetooth Or Aux-In
Lewin Day
[ "car hacks", "digital audio hacks", "Hackaday Columns", "Original Art" ]
[ "audio", "aux", "bluetooth", "car", "retrofit" ]
https://hackaday.com/wp-…ModAux.jpg?w=800
If you’re an automotive enthusiast of taste, you can’t stand the idea of fitting a janky aftermarket stereo into your nice, clean ride. Flashy, modern head units can spoil the look of a car’s interior, particularly if the car is a retro, classic, or vintage ride. Thus, we’re going to look at how to modify your existing...
42
25
[ { "comment_id": "6367974", "author": "Nikolai", "timestamp": "2021-07-28T17:19:00", "content": "I most cases just having a good bluetooth speaker on the back seat sounds much better than stock system. Simple and modern solution.Only the problem, you will need to turn on/off the speaker eavery time y...
1,760,373,003.362668
https://hackaday.com/2021/07/28/workshop-tools-are-available-in-first-class/
Workshop Tools Are Available In First-Class
Bryan Cockfield
[ "Tool Hacks" ]
[ "airplane", "cnc", "food cart", "machine", "mdf", "tool", "toolbox", "workbench" ]
https://hackaday.com/wp-…x-main.png?w=800
Most of dream of having a fully-stocked shop with all of the tools needed to build our projects, at least if we don’t already have such a shop. In the meantime, a lot of us are hacking together our own tools and working on whatever bench space might be available to us. While [Emiel] aka [The Practical Engineer] has an ...
12
7
[ { "comment_id": "6367941", "author": "steelman", "timestamp": "2021-07-28T15:41:32", "content": "I believe Laura Kampf was first topresentsuch project.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6368029", "author": "John Gadbois", "timest...
1,760,373,003.411853
https://hackaday.com/2021/07/28/more-than-just-hubble-the-space-observatories-filling-the-skies-today-and-tomorrow/
More Than Just Hubble: The Space Observatories Filling The Skies Today And Tomorrow
Maya Posch
[ "Engineering", "Featured", "Space" ]
[ "Chandra", "Chang'e 3", "Hubble Space Telescope", "james webb space telescope", "jwst", "observatory", "telescope" ]
https://hackaday.com/wp-…4_crop.jpg?w=800
Amidst the recent news about the Hubble Space Telescope’s troubles (and triumphant resurrection ), it is sometimes easy to forget that although Hubble is a pretty unique telescope, it is just one of many space-based observatories that are currently zipping overhead right now or perched in a heliocentric orbit. So what ...
9
7
[ { "comment_id": "6367929", "author": "Ostracus", "timestamp": "2021-07-28T14:59:00", "content": "There’s also the little matter of a bunch of LEOs coming on board. So space-based will address that.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6367933", "...
1,760,373,003.465962
https://hackaday.com/2021/07/28/it-takes-a-lot-to-build-a-hackers-laptop/
It Takes A Lot To Build A Hacker’s Laptop
Jenny List
[ "computer hacks" ]
[ "expandable laptop", "hacker laptop", "laptop" ]
https://hackaday.com/wp-…atured.jpg?w=800
An essential tool that nearly all of us will have is our laptop. For hardware and software people alike it’s our workplace, entertainment device, window on the world, and so much more. The relationship between hacker and laptop is one that lasts through thick and thin, so choosing a new one is an important task. Will i...
80
17
[ { "comment_id": "6367848", "author": "Rastersoft", "timestamp": "2021-07-28T11:03:50", "content": "Mmmm… it sounds like a very good idea: to define a module specification for laptops based on USB-C.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6367971", ...
1,760,373,003.916534
https://hackaday.com/2021/07/28/emulating-the-ibm-pc-on-an-esp32/
Emulating The IBM PC On An ESP32
Lewin Day
[ "Misc Hacks" ]
[ "ESP32", "FabGL", "IBM PC", "pc" ]
https://hackaday.com/wp-…07/ut2.jpg?w=800
The IBM PC spawned the basic architecture that grew into the dominant Wintel platform we know today. Once heavy, cumbersome and power thirsty, it’s a machine that you can now emulate on a single board with a cheap commodity microcontroller. That’s thanks to work from [Fabrizio Di Vittorio], who has shared a how-to on Y...
60
14
[ { "comment_id": "6367805", "author": "Alice Lalita Heald", "timestamp": "2021-07-28T08:21:00", "content": "So DOS is faster than linux ?:D (see prev esp post)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6367809", "author": "Harvie.CZ", "ti...
1,760,373,003.558169
https://hackaday.com/2021/07/27/rooting-the-atari-vcs-800/
Rooting The Atari VCS 800
Lewin Day
[ "Misc Hacks" ]
[ "atari", "atari vcs 800", "root", "root access" ]
https://hackaday.com/wp-…ad-1-3.jpg?w=800
The Atari VCS 800 is a modern product, a hybrid of a PC and a games console. Fundamentally, its a bunch of modern chips in a box running Linux that will let you browse the web or emulate some old games. Now, thanks to [ArcadeHustle], you can have persistent root access to the VCS 800 at your leisure. The trick is simpl...
9
2
[ { "comment_id": "6367786", "author": "Steven Clark", "timestamp": "2021-07-28T06:10:31", "content": "Who the heck leaves systemd interruptible and the VTs running on a kiosk system? Seems sloppy.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6367792", ...
1,760,373,003.607039
https://hackaday.com/2021/07/27/black-and-white-tv-was-hiding-a-special-input-board/
Black And White TV Was Hiding A Special Input Board
Lewin Day
[ "Misc Hacks" ]
[ "composite video", "television", "tv" ]
https://hackaday.com/wp-…atured.jpg?w=800
[John Floren] found a nice old black & white TV in a thrift store, and as so many of us would, he decided to take it home. He was surprised upon getting it there that it had, in addition to the VHF and UHF antenna inputs, a mysterious extra connector on the back. Naturally, he set about investigating . On the rear was ...
71
12
[ { "comment_id": "6367752", "author": "Don Latham", "timestamp": "2021-07-28T02:11:18", "content": "yea; I remember Pickles and Trout…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6367754", "author": "Drone", "timestamp": "2021-07-28T02:42:34", "c...
1,760,373,003.802295
https://hackaday.com/2021/07/27/ftc-rules-on-right-to-repair/
FTC Rules On Right To Repair
Elliot Williams
[ "News" ]
[ "FTC", "justice", "right to repair" ]
https://hackaday.com/wp-…ewaste.jpg?w=800
A few days ago, the US Federal Trade Commission (FTC) came out with a 5-0 unanimous vote on its position on right to repair . (PDF) It’s great news, in that they basically agree with us all: Restricting consumers and businesses from choosing how they repair products can substantially increase the total cost of repairs,...
59
14
[ { "comment_id": "6367723", "author": "thatblindguy", "timestamp": "2021-07-27T23:19:47", "content": "Well implemented right to repair could open up availability of a lot of interesting parts to hobbiests", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6367728...
1,760,373,003.698557
https://hackaday.com/2021/07/27/building-a-stump-grinder-from-the-ground-up/
Building A Stump Grinder From The Ground Up
Bryan Cockfield
[ "Tool Hacks" ]
[ "custom", "cutting", "engine", "gas", "gear reduction", "grinder", "safety", "scratch", "stump", "tool" ]
https://hackaday.com/wp-…r-main.png?w=800
Felling a tree properly is a skill that takes some practice to master, especially without causing any injuries or property damage. Getting the tree cut down though is sometimes only half of the battle, as the stump and roots need to be addressed as well. Unless you have a few years to wait for them to naturally decompo...
8
5
[ { "comment_id": "6367696", "author": "microgadgethacker", "timestamp": "2021-07-27T20:11:02", "content": "Impressive build! Regarding this: “lower risk due to the slower speed of the cutting wheel and also to the fact that the cutting medium is wood and not metal”. Not really lower risk. Having ...
1,760,373,003.959602
https://hackaday.com/2021/07/27/see-this-hybrid-approach-to-folded-3d-printed-mechanisms/
See This Hybrid Approach To Folded 3D Printed Mechanisms
Donald Papp
[ "3d Printer hacks" ]
[ "3d printed", "ackermann", "Laser cutting", "living hinge" ]
https://hackaday.com/wp-…enshot.png?w=800
3D printers are quite common nowadays, but we’re still far from exhausting new ideas to try with them. [Angus] of [Maker’s Muse] recently got interested in 3D printing small mechanical assemblies that can be put together by folding them up , and also depend on folding linkages for the moving parts. (Video, embedded bel...
6
6
[ { "comment_id": "6367674", "author": "echodelta", "timestamp": "2021-07-27T19:09:31", "content": "It’s called a “living hinge” till it cracks in two, “dies”. Rest in one piece.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6367703", "author": "Matthew Smi...
1,760,373,004.002819
https://hackaday.com/2021/07/27/keebin-with-kristina-the-one-with-the-mad-model-m/
Keebin’ With Kristina: The One With The Mad Model M
Kristina Panos
[ "Hackaday Columns", "Peripherals Hacks", "Slider" ]
[ "casemod", "ibm model m", "Model M", "Model M Keyboard", "motors", "Zergo Freedom" ]
https://hackaday.com/wp-…Keebin.jpg?w=800
Hand-Wired Hell Help Do you dream of building a curvy ergonomic keyboard or macro pad, even though the idea of hand wiring gives you nightmares? You can make it a bit less troublesome with a tiny PCB for each key switch , as long as you have a reflow oven or you’re okay with a bit of surface-mount soldering for the dio...
22
9
[ { "comment_id": "6367651", "author": "Tommy", "timestamp": "2021-07-27T17:37:57", "content": "These funky keyboard posts are always my favorites.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6367652", "author": "Kristina Panos", "timestamp"...
1,760,373,004.183764
https://hackaday.com/2021/07/27/ten-projects-won-the-refresh-work-from-home-life-round-of-the-hackaday-prize/
Ten Projects Won The Refresh Work-From-Home-Life Round Of The Hackaday Prize
Kristina Panos
[ "contests", "Roundup", "The Hackaday Prize" ]
[ "2021 Hackaday Prize", "work from home" ]
https://hackaday.com/wp-…re-800.jpg?w=800
Here we are, a year and change into this pandemic, and if you were new to working-from-home every day at the start, surely it has lost its luster by now. We asked you to stand back and assess what can be better about WFH life and you took it from there, building incredibly useful things we couldn’t have dreamed of. Fro...
3
3
[ { "comment_id": "6367638", "author": "Steven Gann", "timestamp": "2021-07-27T16:53:20", "content": "Great projects, everyone.That BreadWare idea has me full of great applications.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6367684", "author": "Dennis",...
1,760,373,004.230558
https://hackaday.com/2021/07/27/cool-ws2811-trick-makes-led-art-installation-smooth/
Cool WS2811 Trick Makes LED Art Installation Smooth
Dan Maloney
[ "Art", "LED Hacks" ]
[ "art", "constant current", "differential", "led", "pwm", "ws2811" ]
https://hackaday.com/wp-…matrix.png?w=800
Normally, when a project calls for addressable LEDs, we just throw a strip of WS2812s and an Arduino together, cobble together some code from the examples in the FastLED library, and call it a day. We don’t put much thought into what’s going on under the hood, unless and until we run into an LED project that’s a little...
19
8
[ { "comment_id": "6367621", "author": "Alice Lalita Heald", "timestamp": "2021-07-27T15:26:51", "content": "Firefly effect would be more pleasing.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6367626", "author": "jake", "timestamp": "2021-07-27T15:53:...
1,760,373,004.281596
https://hackaday.com/2021/07/27/hand-on-review-tcam-mini-wifi-thermal-imager/
Hands-On Review: TCam-Mini WiFi Thermal Imager
Donald Papp
[ "Crowd Funding", "digital cameras hacks", "Featured", "Reviews", "Skills", "Slider" ]
[ "camera", "ESP32", "lepton", "open source", "tCam", "tcam-mini", "Thermal", "thermal camera", "wireless" ]
https://hackaday.com/wp-…-image.jpg?w=800
A thermal camera is a tool I have been wanting to add to my workbench for quite a while, so when I learned about the tCam-Mini, a wireless thermal camera by Dan Julio, I placed an order. A thermal imager is a camera whose images represent temperatures, making it easy to see things like hot and cold spots, or read the t...
30
10
[ { "comment_id": "6367592", "author": "Alice Lalita Heald", "timestamp": "2021-07-27T14:11:15", "content": "What about seeing pin sequence on ATM?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6367594", "author": "Thomas", "timestamp": "2021-07-27T14:1...
1,760,373,004.422761
https://hackaday.com/2021/07/27/classroom-surplus-becomes-linux-powerhouse/
Classroom Surplus Becomes Linux Powerhouse
Jenny List
[ "Linux Hacks" ]
[ "linux", "SMART Response XE", "terminal" ]
https://hackaday.com/wp-…atured.jpg?w=800
The SMART Response XE is a handheld computer that was originally sold for use in the classroom as a terminal for pupils taking tests. It’s now cheap enough on the surplus market to have become a target for experimenters, and we’ve seen them with a variety of cool hacks. We particularly like what [chmod775] has done wit...
30
15
[ { "comment_id": "6367542", "author": "lthemick", "timestamp": "2021-07-27T11:16:40", "content": "That’s neat!Something like this could make a nice handheld remote for a home automation setup… I see [chmod755] replaced the power source; I wonder how long the device would run on it’s original batteri...
1,760,373,004.34623
https://hackaday.com/2021/07/27/vintage-monochromator-makes-monochromatic-light-mechanically/
Vintage Monochromator Makes Monochromatic Light, Mechanically
Donald Papp
[ "Tool Hacks" ]
[ "diffraction grating", "measurement", "optical", "tool", "vintage", "wavelength" ]
https://hackaday.com/wp-…atured.png?w=800
A monochromator is an optical instrument that permits only a narrow selection of wavelengths to be transmitted from a source, and the particular model [Doug] obtained renders visual light monochromatic by way of a mechanically-adjusted system of mirrors and diffraction gratings that allows only the selected wavelength ...
27
10
[ { "comment_id": "6367490", "author": "Nick", "timestamp": "2021-07-27T08:12:06", "content": "It’s worth looking back at the late Commander Hatfield’s Solar Observatory that used tuning forks to filter specific optical wavelengths, hydrogen alpha I think. I never understood it, but always wanted to b...
1,760,373,004.583046
https://hackaday.com/2021/07/26/a-single-ssds-journey-from-system-7-to-high-sierra/
A Single SSD’s Journey From System 7 To High Sierra
Chris Lott
[ "Mac Hacks" ]
[ "mac mini", "macbook air", "macintosh", "Performa", "power mac", "upgrading" ]
https://hackaday.com/wp-…eature.png?w=800
With some time to kill and an array of old Apple computers on hand, [Pierre Dandumont] wondered if he could continuously upgrade a single OS drive from the oldest system he had, System 7.1 on a Performa 630, to the latest version of MacOS on a MacBook Air. He recalled watching an old video which demonstrated a continuo...
9
6
[ { "comment_id": "6367463", "author": "Scott", "timestamp": "2021-07-27T06:04:44", "content": "Traditionally, my OS partition would shit the bed long before an upgrade was even available. Stability improvements have reduced the pain considerably, but between flaws in the upgrade process, failure in s...
1,760,373,004.470828
https://hackaday.com/2021/07/26/get-some-close-air-support-with-a-nerf-drone/
Get Some Close Air Support With A Nerf Drone
Danie Conradie
[ "drone hacks", "The Hackaday Prize", "Weapons Hacks" ]
[ "2021 Hackaday Prize", "drone", "nerf gun", "quadcopter" ]
https://hackaday.com/wp-…-drone.jpg?w=800
Working from home has the major advantage of spending more time with loved ones, but it all that time can sometimes lead to friction. [Cory] found that Nerf battles with his kids is an effective way to blow off some steam, but felt he was getting a bit too much exercise in the process. Instead, he equipped an FPV quadc...
12
9
[ { "comment_id": "6367257", "author": "Dude", "timestamp": "2021-07-26T12:21:35", "content": "It’s always surprising how people with good intentions can justify whatever atrocity without even blinking.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6367261", ...
1,760,373,004.515204
https://hackaday.com/2021/07/26/seeing-inside-a-gas-regulator/
Seeing Inside A Gas Regulator
Jonathan Bennett
[ "News", "Teardown" ]
[ "Gas Regulator", "Hidden Engineering", "regulator" ]
https://hackaday.com/wp-…ulator.png?w=800
We’re surrounded by interesting engineering, but some of it is sealed inside a housing, away from easy inspection. A case in point; the humble gas regulator. It’s in equipment all around us, from a propane grill to welding gear. It’s a sealed unit — have you ever seen the inside, to know how it really works? Well thank...
9
4
[ { "comment_id": "6367287", "author": "Tom Hargrave", "timestamp": "2021-07-26T15:04:41", "content": "A good analogy would be a one sided balance beam type scale. One where you put what you are measuring on one side and the counter weights on the other side. But in this case ‘one side’ is the regulat...
1,760,373,004.688315
https://hackaday.com/2021/07/25/a-simple-sun-tracker-with-very-few-parts/
A Simple Sun Tracker With Very Few Parts
Lewin Day
[ "Misc Hacks" ]
[ "solar", "solar panel", "solar tracker", "sun tracker" ]
https://hackaday.com/wp-…enshot.png?w=800
There are a huge number of ways to track the sun if you have some reason to do so. You can use time-based algorithms, or feed in coordinates from the Internet, or you could do it with minimal parts and no electronic processing at all. The latter is how this project from [3D Printer Academy] works. One key thing about t...
59
19
[ { "comment_id": "6367201", "author": "Mike Massen, Perth, Western Australia", "timestamp": "2021-07-26T05:39:14", "content": "Ah a new take on it, thanks for post.I recall seeing an air/water ballast system that automatically moved the who panel arrays for time of day And season too some decades ago...
1,760,373,004.897392