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values | publish_date stringclasses 1
value | categories listlengths 0 12 | tags listlengths 0 27 | featured_image stringlengths 0 272 | content stringlengths 0 56.1k | comments_count int64 0 900 | scraped_comments_count int64 0 50 | comments listlengths 0 50 | scraped_at float64 1.76B 1.76B |
|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2022/12/28/decentralized-chaos-in-germany/ | Decentralized Chaos In Germany | Elliot Williams | [
"cons",
"News"
] | [] | When you’re planning an event with 15,000 hackers in a tight space these days, the COVID logistics can take the wind right out of your sails. And so the Chaos Computer Club decided, for one more year, to
put aside plans for the traditional year-end Chaos Communications Congress
. In it’s place this year? Everyone is do... | 17 | 6 | [
{
"comment_id": "6560804",
"author": "juergenUK",
"timestamp": "2022-12-28T20:07:52",
"content": "I find your title rather ugly– is this intentional as it seems nothing comparable exists in the UK or USA?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "656080... | 1,760,372,449.305068 | ||
https://hackaday.com/2022/12/28/supercon-2022-mooneer-salem-goes-ham-with-an-esp32/ | Supercon 2022: Mooneer Salem Goes Ham With An ESP32 | Matthew Carlson | [
"cons",
"Engineering",
"Featured",
"Slider",
"Wireless Hacks"
] | [
"2022 Superconference",
"digital radio",
"ESP32",
"ESP32-S3",
"radio"
] | After being licensed as a ham radio operator since the early 2000s, you tend to start thinking about combining your love for the radio with other talents. In a
20-minute talk
at Hackaday Supercon 2022, [Mooneer Salem] tells the story of one such passion project that combined software and radio to miniaturize a digital ... | 10 | 6 | [
{
"comment_id": "6560772",
"author": "2ftg",
"timestamp": "2022-12-28T18:35:33",
"content": "Awesome build.Very nice to see a design with _AVAILABLE_PARTS_ to do what SM1000 did.And as hams are never satisfied, M17 support when?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,449.176845 | ||
https://hackaday.com/2022/12/28/giving-stable-diffusion-some-depth/ | Giving Stable Diffusion Some Depth | Matthew Carlson | [
"Art",
"Artificial Intelligence"
] | [
"ai art",
"depth AI",
"stable diffusion"
] | You’ve likely heard quite a bit of buzz over the last few months about Stable Diffusion. The new version (v2) has come out, and in addition to the standard image-to-image and text-to-image modes, it also has a depth-image-to-image that can be incredibly useful. [Andrew] has a
write-up that guides you on using this mode... | 55 | 3 | [
{
"comment_id": "6560777",
"author": "Alexander Wikström",
"timestamp": "2022-12-28T18:46:12",
"content": "Still no discussion about the source material used to train the machine learning model. And how it effects those who’s source material it is.Copyright and associated licensing is quite importan... | 1,760,372,449.722446 | ||
https://hackaday.com/2022/12/28/linux-fu-miller-the-killer-makes-csv-no-pest/ | Linux Fu: Miller The Killer Makes CSV No Pest | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Slider"
] | [
"linux"
] | Historically, one of the nice things about Unix and Linux is that everything is a file, and files are just sequences of characters. Of course, modern practice is that everything is not a file, and there is a proliferation of files with some imposed structure. However, if you’ve ever worked on old systems where your fil... | 27 | 16 | [
{
"comment_id": "6560706",
"author": "Miroslav",
"timestamp": "2022-12-28T15:24:51",
"content": "Great tool! I was just fighting with csv files recently, and I had to resort to a lot of regexes and other unholy string manipulations, due to quotes. In Python.",
"parent_id": null,
"depth": 1,
... | 1,760,372,449.790918 | ||
https://hackaday.com/2022/12/28/fiberglass-mesh-for-stronger-3d-prints/ | Fiberglass Mesh For Stronger 3D Prints | Jenny List | [
"3d Printer hacks"
] | [
"fiberglass",
"fibreglass",
"glass fibre",
"reinforced 3d printing"
] | There are many clever ways to make stronger 3D prints, be they by the use of special slicing algorithms or by unusual filaments. [Brtv-z] has taken a more straightforward tack,
by making glass-reinforced prints using painters fiberglass mesh tape
.
It’s a laborious technique that involves stopping the print to manually... | 32 | 12 | [
{
"comment_id": "6560664",
"author": "Harvie.CZ",
"timestamp": "2022-12-28T12:23:15",
"content": "Improving XY strenght while slightly compromising Z strenght is exact opossite of improvement needed for FDM prints. These are already strong in XY and weak in Z.",
"parent_id": null,
"depth": 1... | 1,760,372,449.551022 | ||
https://hackaday.com/2022/12/28/mouse-enjoys-its-freedom/ | Mouse Enjoys Its Freedom | Bryan Cockfield | [
"computer hacks",
"Peripherals Hacks"
] | [
"3d printed",
"6dof",
"arduino",
"cad",
"degrees of freedom",
"mouse"
] | Although it took a little while to standardize on the two-button-with-scroll-wheel setup, most computers have used a mouse or mouse-like device to point at objects on the screen since the 80s. But beyond the standard “point and click” features of the mouse, there have been very few ground-breaking innovations beyond cr... | 29 | 11 | [
{
"comment_id": "6560618",
"author": "ono",
"timestamp": "2022-12-28T09:25:31",
"content": "This comes closes to an -overpriced- 3D space navigator mouse.Add few macros keys with small OLED screens and Bt wireless !",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,372,449.368718 | ||
https://hackaday.com/2022/12/30/robot-rebellion-brings-back-bbc-camera-operators/ | Robot Rebellion Brings Back BBC Camera Operators | Jenny List | [
"News",
"Robots Hacks"
] | [
"fail",
"robotic camera",
"tv"
] | The modern TV news studio is a masterpiece of live video and CGI, as networks vie for the flashiest presentation. BBC News in London is no exception, and embraced the future in 2013 to the extent of replacing its flesh-and-blood camera operators with robotic cameras. On the face of it this made sense; it was cheaper, a... | 22 | 11 | [
{
"comment_id": "6562692",
"author": "raster",
"timestamp": "2022-12-30T10:06:05",
"content": "Honestly… to me, this looks more like a bad interface design.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6562975",
"author": "not_raster",
"tim... | 1,760,372,449.483978 | ||
https://hackaday.com/2022/12/29/pi-cast-adds-atx-signalling-to-kvm/ | Pi-Cast Adds ATX Signalling To KVM | Bryan Cockfield | [
"Raspberry Pi"
] | [
"atx",
"cable management",
"kvm",
"network",
"pi-cast",
"pikvm",
"raspberry pi",
"rj45",
"switching"
] | A KVM is a great tool for administering a number of different computers without cluttering one’s desk with extra peripherals, or for having to re-connect the keyboard, video, and mouse to each new machine as needed. For local administration this can save a ton of time and headache. For remote administration, though, a ... | 18 | 5 | [
{
"comment_id": "6562578",
"author": "CityZen",
"timestamp": "2022-12-30T07:38:01",
"content": "“ATX signals” isn’t very descriptive, since ATX refers to several things. “Motherboard front panel signals” would be a little bit better. “Power & reset switches, power & HDD LEDs” would be even better.... | 1,760,372,449.242743 | ||
https://hackaday.com/2022/12/29/debugging-laser-cut-wobble-the-scientific-way/ | Debugging Laser Cut Wobble, The Scientific Way | Arya Voronova | [
"how-to",
"Tool Hacks"
] | [
"debugging",
"laser cutter",
"Laser cutting",
"lasercutter",
"lasercutting"
] | [PWalsh] was using his lasercutter to cut acrylic, expecting the cuts to have a pleasantly smooth edge. Alas, the edges turned out to be wobbly and sandpaper-like, not smooth in the slightnest. Bummer! Internet suggested a stepper motor swap, but not much in the way of insights – and that would’ve been a royal pain for... | 23 | 9 | [
{
"comment_id": "6562390",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-12-30T03:52:01",
"content": "So, how does uneven air flow cause wobble?I am ignorant of the workings of a laser cutter.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,372,449.619467 | ||
https://hackaday.com/2022/12/29/the-sweetest-glue-in-the-world/ | The Sweetest Glue In The World | Jenny List | [
"how-to"
] | [
"glue",
"gummy bear",
"hide glue"
] | Perhaps we’re not alone in having a penchant for gummy sweets, but we have to admit to never following the train of thought shared by [Lost Art Press]. Upon finding that a hide glue ingredient was raw gelatin obtained from a confectionery company, they stored away the knowledge and eventually
tried making some glue usi... | 19 | 7 | [
{
"comment_id": "6562225",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-12-30T00:18:23",
"content": "ISTR, quality string instruments are joined with hide glue, so they can be disassembled for repair.",
"parent_id": null,
"depth": 1,
"replies": [
{
"c... | 1,760,372,449.426382 | ||
https://hackaday.com/2022/12/29/a-nomadic-chair/ | A Nomadic Chair | Navarre Bartz | [
"home hacks",
"Transportation Hacks"
] | [
"backpack",
"chair",
"design",
"folding chair",
"folding furniture",
"furniture",
"transforming furniture"
] | There’s no shortage of different types of folding or portable chairs, but designer [Jorge Penadés] built a
backpack chair
that will go the long haul.
Furniture that assembles without screws or glue is always intriguing, and this chair fits the bill. Using simple metal connectors and joinery, it can be setup and taken d... | 21 | 14 | [
{
"comment_id": "6562076",
"author": "Mechenger",
"timestamp": "2022-12-29T21:53:15",
"content": "Doesn’t look very comfortable….",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6562080",
"author": "snapcracklins",
"timestamp": "2022-12-29T21:... | 1,760,372,449.845535 | ||
https://hackaday.com/2022/12/29/2022-fpv-contest-turbo-super-submarine/ | 2022 FPV Contest: Turbo Super Submarine | Jenny List | [
"contests"
] | [
"FPV",
"rov",
"submarine"
] | The projects featured on these pages frequently rule the air, the ground, the rails, and even the waves, but very rarely do they rule the deep. Building a submarine is hard, and thus it’s a challenge not taken on by all but the most courageous of builders. This hasn’t discouraged [Timo] though, who has embarked on the ... | 13 | 3 | [
{
"comment_id": "6562149",
"author": "FastMackerel",
"timestamp": "2022-12-29T23:06:39",
"content": "Very cool!Anyone have thoughts on how much tether length an analog video signal can cover over this (CAT5?) cable before it starts degrading?",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,372,449.896923 | ||
https://hackaday.com/2022/12/29/retrotechtacular-gibson-factory-tour-1967-style/ | Retrotechtacular: Gibson Factory Tour, 1967-Style | Kristina Panos | [
"Hackaday Columns",
"Retrotechtacular"
] | [
"factory tour",
"gibson",
"guitar",
"retrotechtacular"
] | If nothing else good came out of 2020, we can say that we at least have “
Instrument of the People
” — some 1967-era footage of Gibson Guitars’ “craftory”, which was discovered sometime in the fall of 2020. It appears a bit boring at first — a suit slowly approaches the camera on a dimly-lit factory floor and you half-... | 14 | 10 | [
{
"comment_id": "6561902",
"author": "Bob",
"timestamp": "2022-12-29T18:59:23",
"content": "Book-matching. Not matchbooking.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6563020",
"author": "Kristina Panos",
"timestamp": "2022-12-30T17:12:... | 1,760,372,450.438793 | ||
https://hackaday.com/2022/12/29/form-follows-function-in-this-circuit-sculpture-clock/ | Form Follows Function In This Circuit Sculpture Clock | Robin Kearey | [
"Art",
"clock hacks"
] | [
"ATtiny13A",
"Circuit Sculpture",
"dead bug construction",
"shift registers",
"wall clock"
] | Electronic components are strictly functional objects: their appearance is determined by the function they’re meant to fulfil. But that doesn’t mean there’s no beauty in them. In fact, a whole discipline called
circuit sculpture
exists that aims to make beautiful shapes out of nothing more than electronic components an... | 5 | 4 | [
{
"comment_id": "6562014",
"author": "shod",
"timestamp": "2022-12-29T20:50:20",
"content": "Looks too much like bugs for my comfort.But I’ll venture to guess that is not the case for many others, so don’t take it to heart.",
"parent_id": null,
"depth": 1,
"replies": [
{
"c... | 1,760,372,450.110836 | ||
https://hackaday.com/2022/12/29/wear-your-fave-cassette-tapes-as-a-necklace-with-this-3d-printed-adapter/ | Wear Your Fave Cassette Tapes As A Necklace With This 3D Printed Adapter | Lewin Day | [
"3d Printer hacks",
"Engineering",
"Featured",
"Interest",
"Slider"
] | [
"3d print",
"3d printing",
"adapter",
"audio",
"audio cassette",
"cassette",
"cassette adapter",
"cassette tape",
"compact cassette",
"tape"
] | While packing merch for a recent gig, I realised I had the opportunity to do something a little fun. I’d released an album on tape, and spent a little extra to ensure the cassette itself was a thing of beauty. It deserved to be seen, rather than hidden away in a case on a shelf. I wanted to turn this piece of musical m... | 47 | 15 | [
{
"comment_id": "6561702",
"author": "Gravis",
"timestamp": "2022-12-29T15:06:37",
"content": "Fashion once again proving that pointless behavior is trendy.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6561762",
"author": "pelrun",
"timesta... | 1,760,372,450.38301 | ||
https://hackaday.com/2022/12/29/film-is-dead-long-live-film-say-pentax/ | Film Is Dead. Long Live Film, Say Pentax | Jenny List | [
"classic hacks"
] | [
"camera",
"film camera",
"pentax"
] | If your answer to the question “When did you last shoot a roll of film” is “Less than two decades ago”, the chances are that you’re a camera enthusiast, and that the camera you used was quite old. Such has been the switch from film to digital, that the new film camera is a rarity. Pentax think there may be an opening i... | 44 | 16 | [
{
"comment_id": "6561575",
"author": "Dude",
"timestamp": "2022-12-29T12:45:36",
"content": "What sort of tech is available for actually developing the pictures, then? Enlargers? Do they work with modern LED light sources, or do you need some unobtainium halogen bulb?",
"parent_id": null,
"d... | 1,760,372,450.524716 | ||
https://hackaday.com/2022/12/29/shopping-cart-does-the-tedious-work-for-you/ | Shopping Cart Does The Tedious Work For You | Bryan Cockfield | [
"Machine Learning"
] | [
"automation",
"cashierless",
"checkout",
"machine learning",
"machine vision",
"OpenMV",
"shopping cart"
] | Thanks to modern microcontrollers, basic home automation tasks such as turning lights on and off, opening blinds, and various other simple tasks have become common DIY projects. But with the advent of artificial intelligence and machine learning the amount of tasks that can be offloaded to computers has skyrocketed.
Th... | 36 | 13 | [
{
"comment_id": "6561647",
"author": "Ostracus",
"timestamp": "2022-12-29T14:09:08",
"content": "Aside from how carts are treated in general pretty much the same can be done with phone apps. The only bugaboo is things that need to be weighed.",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,372,450.180911 | ||
https://hackaday.com/2022/12/28/usb-host-on-rp2040-with-pio/ | USB Host On RP2040 – With PIO | Arya Voronova | [
"Microcontrollers",
"Raspberry Pi"
] | [
"PIO",
"pogo pin jig",
"programming jig",
"raspberry pi 2040",
"rp2040",
"test fixture",
"Test jig",
"testing jig",
"usb host"
] | Folks from [Adafruit] are
showing off a neat hack
– USB host on RP2040, using the now-famous PIO peripheral. [Adafruit] builds a lot of RP2040 boards, and naturally, you gotta test them before you ship them to customers. They’ve been using very specific Teensies for that, and at some point, those became unobtainium. Ba... | 11 | 2 | [
{
"comment_id": "6561380",
"author": "bob",
"timestamp": "2022-12-29T09:28:06",
"content": "https://github.com/jfedor2/hid-remapperThis is a similar project that has found a lot of interest among users of older trackballs and mlt04 based mice. it allows cross platform button remapping, dpi scaling, ... | 1,760,372,450.580902 | ||
https://hackaday.com/2022/12/28/building-a-new-commodore-64-in-2022-with-all-new-components/ | Building A New Commodore 64 In 2022 With All New Components | Maya Posch | [
"Retrocomputing"
] | [
"commodore 64"
] | Call it fake or simply new, but when [DusteD] set out to build a brand-new Commodore 64 with only new parts, it resulted in Project
MaxFake64
that is electrically and binary compatible with any genuine C64 out there. While not really ‘fake’ in the sense that a C64 emulator is fake, it is in the sense that it uses no pa... | 16 | 9 | [
{
"comment_id": "6561159",
"author": "RW ver 0.0.3",
"timestamp": "2022-12-29T05:38:11",
"content": "Schrodingers C64 build, is it all new apart from the joystick ports, or is it a “Ship of Theseus” level original that had everything replaced apart from the joystick ports.",
"parent_id": null,
... | 1,760,372,450.633024 | ||
https://hackaday.com/2022/12/28/workbench-pc-with-a-50s-twist/ | Workbench PC With A 50s Twist | Arya Voronova | [
"3d Printer hacks",
"computer hacks"
] | [
"vintage computer",
"Workbench Projects"
] | [HolGer71] had a Mini-ITX Intel Atom-powered mainboard that he found useful for its vintage interfaces like COM and LPT. On a whim, he decided to give it even more vintage of a look – transforming it into a device more akin to a 50s home appliance, complete with a fitting monitor, mouse and keyboard.
The project,
dubbe... | 32 | 17 | [
{
"comment_id": "6560934",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-12-29T00:12:21",
"content": "I think he nailed the 50s vibe!But does it have a Centronics port?My grandfather used the same green color when he painted his garage.",
"parent_id": null,
"depth": 1,
... | 1,760,372,450.71709 | ||
https://hackaday.com/2022/12/27/spinning-holographic-pov-christmas-tree-of-death/ | Spinning Holographic POV Christmas Tree Of Death | Joseph Long | [
"Holiday Hacks",
"LED Hacks",
"Raspberry Pi"
] | [
"DotStar",
"POV",
"Raspberry Pi 4",
"RGB LEDs"
] | [Sean Hodgins] really harnessed the holiday spirit to create his very own
Giant Spinning Holographic Christmas Tree
(of Death). It’s a three-dimensional persistence-of-vision (POV) masterpiece, but as a collection of rapidly spinning metal elements, it’s potentially quite dangerous as well. As [Sean] demonstrates, the ... | 11 | 7 | [
{
"comment_id": "6560572",
"author": "scott_tx",
"timestamp": "2022-12-28T06:13:49",
"content": "I got flashbacks of the MCP in Tron",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6710812",
"author": "Matthew Read",
"timestamp": "2023-12-22T1... | 1,760,372,450.76671 | ||
https://hackaday.com/2022/12/27/dietpi-releases-8-12-with-support-for-the-rockchip-rk3588-soc/ | DietPi Releases 8.12 With Support For The Rockchip RK3588 SoC | Maya Posch | [
"Linux Hacks"
] | [
"DietPi",
"linux",
"SBC"
] | This month DietPi released
version 8.12
of this SBC-oriented Linux distribution. Most notable is the addition of support for the NanoPi R6S and the
Radxa ROCK 5B
SBCs. The ROCK 5B features the new flagship Rockchip RK3588 SoC with quad Cortex-A76 and quad Cortex-A55. What makes
DietPi
interesting as an operating system... | 31 | 8 | [
{
"comment_id": "6560531",
"author": "ConsultingJoe",
"timestamp": "2022-12-28T03:16:26",
"content": "Neat. 1st",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6560650",
"author": "stappers",
"timestamp": "2022-12-28T11:30:16",
"conten... | 1,760,372,450.835834 | ||
https://hackaday.com/2022/12/27/flexible-thin-film-biosensors/ | Flexible, Thin-Film Biosensors | Orlando Hoilett | [
"Wearable Hacks"
] | [
"biosensor",
"cardiovascular",
"physiological",
"point-of-care",
"Wearables"
] | We like to keep a pulse on the latest biosensor research going on around the world. One class of biosensors that have really caught our attention is the so-called
thin-film sensors, pioneered by the Rogers Research Group at Northwestern University
.
We’re
no strangers to the flexible PCB here at Hackaday
. Flexible PCB... | 6 | 3 | [
{
"comment_id": "6560511",
"author": "eazyeeeeeeeee",
"timestamp": "2022-12-28T02:08:11",
"content": "These look wireless too, which MASSIVELY increases usability. One of the banes of nicu/scbu/paed HDU is negotiating all the lines and wires when cuddling/feeding/changing/caring for the child. Anoth... | 1,760,372,450.878862 | ||
https://hackaday.com/2022/12/27/esphome-powers-festive-lego-train-set/ | ESPHome Powers Festive LEGO Train Set | Robin Kearey | [
"Holiday Hacks",
"Toy Hacks"
] | [
"ESP8266",
"esphome",
"lego",
"lego train"
] | While the basic concept of LEGO bricks might have changed little since the mid-20th century, some components such as motors and sensors are still affected by technological progress and end up obsolete and unsupported. [Roberts Retro] ran into this problem when he was building a festive train setup and realized he didn’... | 5 | 3 | [
{
"comment_id": "6560433",
"author": "ono",
"timestamp": "2022-12-27T22:37:01",
"content": "The world is ripe for an open-source contender to the official Lego robotics, mass-produced from China mold injectors and cheap microcontrollers.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,450.927273 | ||
https://hackaday.com/2022/12/27/an-esp32-based-potentiostat/ | An ESP32-Based Potentiostat | Orlando Hoilett | [
"chemistry hacks",
"Science"
] | [
"agriculture",
"electrochemistry",
"glucometer",
"insulin",
"point-of-care"
] | Ever wanted to make your own wireless chemical sensor? Researchers from the University of California, Irvine (UC Irvine) have got you covered with their
ESP32-based potentiostat
.
We’ve talked about potentiostats here on Hackaday before
. Potentiostats are instruments that analyze the electrical properties of an electr... | 3 | 2 | [
{
"comment_id": "6560596",
"author": "Reluctant Cannibal",
"timestamp": "2022-12-28T07:46:22",
"content": "Quote: “potentiostat very seamless”. Surely seamlessness is a boolean state, either it’s gpt seams in it or it has none?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,451.066319 | ||
https://hackaday.com/2022/12/27/lo-fi-fun-beer-can-microphones/ | Lo-Fi Fun: Beer Can Microphones | Kristina Panos | [
"classic hacks",
"Featured",
"Interest",
"Slider"
] | [
"contact mic",
"mic",
"microphone",
"piezo",
"piezo disk",
"piezoelectric"
] | Sometimes, you just need an easy win, right? This is one of those projects. A couple months back, I was looking at my guitars and guitar accessories and thought, it is finally time to do something with the neck I’ve had lying around for years. In trying to decide a suitable body for the slapdash guitar I was about to b... | 16 | 8 | [
{
"comment_id": "6560312",
"author": "Michael Black",
"timestamp": "2022-12-27T18:30:41",
"content": "Does Bo Diddley have one of these, to go with hishomemade microphone?I suspect these wouod be popular with the good old boys.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,451.131844 | ||
https://hackaday.com/2022/12/27/the-zx-spectrum-finally-gets-a-proper-keyboard/ | The ZX Spectrum Finally Gets A Proper Keyboard | Robin Kearey | [
"classic hacks",
"Retrocomputing"
] | [
"3D printed case",
"mechanical keyboard",
"ZX Spectrum"
] | The Sinclair ZX Spectrum is fondly remembered by many for being their first introduction into the wonderful world of computing. Its advanced capabilities coupled with a spectacularly low price made it one of the great home computers of the 1980s, at least in the UK and nearby countries. What was less spectacular about ... | 38 | 15 | [
{
"comment_id": "6560252",
"author": "mnem",
"timestamp": "2022-12-27T16:48:06",
"content": "That’s a real beauty! Now we just need something similar for the Specy’s older siblings the ZX80 and ZX81/TS1000 which have even worse (and frequently broken) stock keyboards.",
"parent_id": null,
"d... | 1,760,372,451.214921 | ||
https://hackaday.com/2022/12/27/all-about-usb-c-illegal-adapters/ | All About USB-C: Illegal Adapters | Arya Voronova | [
"Hackaday Columns",
"Parts",
"Peripherals Hacks",
"Slider"
] | [
"cable",
"usb",
"USB C"
] | Let’s be clear – it’s not enough to have USB-C to USB-C cables. There’s a lot of cables that we might want to acquire for our day-to-day use, perhaps, for a transition period while we still own some amount of devices not adorned with a USB-C connector. However, the USB-C specification only accounts for a limited amount... | 107 | 25 | [
{
"comment_id": "6560210",
"author": "mrehorst",
"timestamp": "2022-12-27T15:15:41",
"content": "JHC, flipping cables over? Not having to do that was supposed to be one of the big benefits of USB C. Who designs crap like this? Who decides to make this a standard? Why do any of them still have jobs?"... | 1,760,372,451.860784 | ||
https://hackaday.com/2022/12/27/one-hackers-battle-to-slightly-improve-a-sadistic-sony-headset/ | One Hacker’s Battle To Slightly Improve A Sadistic Sony Headset | Arya Voronova | [
"Portable Audio Hacks"
] | [
"MP2625",
"TP4056",
"WH-1000XM3"
] | One thing you won’t read in reviews of pricey Sony WH-1000XM3 headphones – if you choose them, you’re going to find yourself in a one-sided abusive relationship. A button press or low-battery notification makes the headphones scream at you, ignoring the actual sound volume of what you’re currently listening to. Once th... | 48 | 9 | [
{
"comment_id": "6560181",
"author": "JanW",
"timestamp": "2022-12-27T14:00:38",
"content": "I use my pair for many years now in the office and on trains. Never had any problem with them. The spoken “battery low” message is by no means shouting at you lol.Yes, not being able to use the headphones wh... | 1,760,372,451.57145 | ||
https://hackaday.com/2022/12/27/3d-printed-self-balancing-robot-brings-control-theory-to-life/ | 3D-Printed Self-Balancing Robot Brings Control Theory To Life | Robin Kearey | [
"Robots Hacks"
] | [
"balancing bot",
"PID controller",
"Raspberry Pi Pico",
"Self Balancing Robot"
] | Stabilizing an inverted pendulum is a classic problem in control theory, and if you’ve ever taken a control systems class you might remember seeing pages full of differential equations and bode diagrams just to describe its basic operation. Although this might make such a system seem terribly complicated, actually impl... | 8 | 5 | [
{
"comment_id": "6560305",
"author": "Badi",
"timestamp": "2022-12-27T18:06:31",
"content": "When the tank on top gets empty the balance behavior has to change? How do they do it? With lower voltage the PID gets a different value ? Just kidding… nice project. But do batteries change their weight whe... | 1,760,372,451.620501 | ||
https://hackaday.com/2022/12/26/teensy-twofer-of-plug-in-emulated-retro-cpus/ | Teensy Twofer Of Plug-In Emulated Retro CPUs | Elliot Williams | [
"Retrocomputing"
] | [
"6502",
"8088",
"Apple 2",
"commodore 64",
"osborne",
"retrocomputer",
"z80"
] | [Ted Fried] wrote in with not one but two (2!) new drop-in replacements for widespread old-school CPUs: the
Zilog Z80
and the
Intel 8088
. Both of the “chips” run in cycle-accurate mode as well as in a super turbo mode, which can run so fast that you’ll need to use the Teensy’s internal RAM just to keep up.
Both of the... | 12 | 4 | [
{
"comment_id": "6560061",
"author": "slincolne",
"timestamp": "2022-12-27T06:11:29",
"content": "This is pretty amazing stuff – if you check the linked article you can see an IBM PC running this emulated CPU returning a Norton ‘SI’ rating of 11.7 – astounding !",
"parent_id": null,
"depth":... | 1,760,372,451.403836 | ||
https://hackaday.com/2022/12/26/tube-audio-amplifiers-neednt-be-complex/ | Tube Audio Amplifiers Needn’t Be Complex | Jenny List | [
"home entertainment hacks"
] | [
"hi-fi",
"tube amp",
"valve amp"
] | There’s a mystique in audiophile circles about tube amplifiers. They can have a very nice sound which is attributed to their even-harmonic distortion, but they are often portrayed as requiring rare and expensive components. You don’t need matched gold-plated tubes and special transformers wound by Japanese monks with o... | 25 | 11 | [
{
"comment_id": "6560035",
"author": "Billy",
"timestamp": "2022-12-27T04:28:47",
"content": "Pity about the typo, it was a good attempt at sarcastic humour though.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6560090",
"author": "BT",
"tim... | 1,760,372,451.925562 | ||
https://hackaday.com/2022/12/26/connecting-commercial-433-mhz-sensors-to-mqtt-and-home-assistant-with-rtl-sdr/ | Connecting Commercial 433 MHz Sensors To MQTT And Home Assistant With RTL-SDR | Maya Posch | [
"home hacks",
"Wireless Hacks"
] | [
"433MHz",
"RTL-SDR",
"rtl_433"
] | When [Elixir of Progress] was looking at setting up environmental sensors around their home to keep track of temperature, humidity and such, the obvious ideas of using WiFi-connected sensors didn’t work due to lack of WiFi range. Although Zigbee (Z-wave) sensors have longer range than WiFi, they are decidedly more expe... | 37 | 12 | [
{
"comment_id": "6559960",
"author": "Lee",
"timestamp": "2022-12-27T00:09:12",
"content": "Last I checked zig-bee reaches out the same distances as WiFi. This has been done to death in the HA community.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6559973... | 1,760,372,451.693281 | ||
https://hackaday.com/2022/12/26/turning-a-microchip-mplab-snap-into-a-udpi-avr-programmer/ | Turning A Microchip MPLAB Snap Into A UDPI AVR Programmer | Maya Posch | [
"Microcontrollers",
"Tech Hacks"
] | [
"AVR",
"MPLAB Snap",
"UDPI"
] | The Unified Program and Debug Interface (UPDI) is Microchip’s proprietary interface for programming and on-chip debugging, and has become the standard on AVR MCUs after Microchip’s purchase of Atmel. Being a proprietary interface means that even entry-level programmers like the Atmel-ICE are rather expensive at over $1... | 20 | 11 | [
{
"comment_id": "6559911",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-12-26T21:40:50",
"content": "“Meanwhile there are also more DIY solutions as [Scott] adds, which are useful for just flashing the MCU. ”Is a “more than” missing?",
"parent_id": null,
"depth": 1,
... | 1,760,372,451.98323 | ||
https://hackaday.com/2022/12/26/standalone-touch-id-for-your-desktop-mac/ | Standalone Touch ID For Your Desktop Mac | Navarre Bartz | [
"3d Printer hacks",
"computer hacks",
"hardware",
"Mac Hacks",
"Security Hacks"
] | [
"apple",
"Apple keyboard",
"biometrics",
"fingerprint reader",
"keyboard",
"touch id"
] | With the proliferation of biometric access to mobile devices, entering a password on your desktop can feel so passé. [Snazzy Labs] decided to fix this problem for his Mac by
liberating the Touch ID
from a new Apple keyboard.
When Apple introduced its own silicon for its desktops, it also revealed desktop keyboards that... | 1 | 1 | [
{
"comment_id": "6628382",
"author": "tim",
"timestamp": "2023-04-01T07:15:17",
"content": "how can i buy one?",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,452.019127 | ||
https://hackaday.com/2022/12/26/3d-modelling-in-english-with-ai/ | 3D Modelling In English With AI | Al Williams | [
"3d Printer hacks"
] | [
"3d model",
"ai",
"point-e"
] | By now, you’ve surely seen the AI tools that can chat with you or draw pictures from prompts. OpenAI now has Point-E, which takes text or an image and produces a 3D model. You can find a few
runnable demos online
, but good luck having them
not too busy
to work.
We were not always impressed with the output. Asking for ... | 17 | 4 | [
{
"comment_id": "6559790",
"author": "Jan",
"timestamp": "2022-12-26T15:40:42",
"content": "What a wonderful times we live in, computers can do such amazing things, yet the humans who program it fail at the most basic things, like designing a decent font.For example: artificial intelligence or “AI” ... | 1,760,372,452.077608 | ||
https://hackaday.com/2022/12/26/pedal-your-way-through-games-with-this-usb-exercise-bike/ | Pedal Your Way Through Games With This USB Exercise Bike | Robin Kearey | [
"Peripherals Hacks"
] | [
"Arduino Leonardo",
"exercise bike",
"game controller"
] | If you’re into cycling, there’s nothing better than heading out on the open road and feeling the wind in your hair. Unfortunately, climatic conditions make this uncomfortable or impossible at certain times of year, so you might be tempted to stay inside and play video games instead. Luckily, you can now get your gaming... | 13 | 8 | [
{
"comment_id": "6559745",
"author": "Graham",
"timestamp": "2022-12-26T13:25:17",
"content": ":|",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6559768",
"author": "Jabberwock",
"timestamp": "2022-12-26T14:13:41",
"content": "Unfortunately, the se... | 1,760,372,452.135462 | ||
https://hackaday.com/2022/12/26/self-hosted-gaming-with-friends/ | Self-Hosted Gaming With Friends | Bryan Cockfield | [
"Games"
] | [] | One of the best parts of gaming is gaming with friends, but often this requires everyone involved to have the same expensive piece of hardware. Almost everyone has a computer with a browser already, though, so if you’d like to play online with friends who don’t have the same gaming machine as you, they can play along n... | 27 | 10 | [
{
"comment_id": "6559649",
"author": "Vincent",
"timestamp": "2022-12-26T09:27:05",
"content": "“since it’s currently a very young project there is only support for AMD and Intel GPUs”Hello, in github they say it as not been tested with intel and amd gpus, only nvidia",
"parent_id": null,
"d... | 1,760,372,452.197621 | ||
https://hackaday.com/2022/12/25/reverse-engineering-saves-weller-with-a-wonky-lcd-from-the-trash-pile/ | Reverse Engineering Saves Weller With A Wonky LCD From The Trash Pile | Dan Maloney | [
"Reverse Engineering",
"Tool Hacks"
] | [
"16x2",
"lcd",
"NXP PCF856CHL",
"PIC16F18326",
"reverse engineering",
"Weller"
] | There’s nothing more satisfying than finding a broken piece of gear in the trash and bringing it back to life. Satisfying, but also potentially more time-consuming — someone tossed it for a reason, after all. Figuring out what that reason is and finding a way to back it better is where the fun — and the peril — are.
Lu... | 15 | 4 | [
{
"comment_id": "6559613",
"author": "JanW",
"timestamp": "2022-12-26T07:50:00",
"content": "What a sweet hack!I still use two no frills 24VAC Weller Magnastat irons from the mid 70s and mid 80s with constant temperature tips. They made absolutely indestructible tools back then.",
"parent_id": n... | 1,760,372,452.297098 | ||
https://hackaday.com/2022/12/25/laser-cut-clips-save-a-lamp-from-the-trash/ | Laser Cut Clips Save A Lamp From The Trash | Jenny List | [
"home hacks",
"Repair Hacks"
] | [
"ikea hacks",
"ikea lamp",
"laser cut",
"PETG"
] | Ikea have been known for years as a purveyor of inexpensive yet stylish homewares, but it’s fair to say that sometimes their affordability is reflected in their insubstantial construction. Such is the case with the Sjöpenna lamp, whose construction relies on rubber bands. On [Tony]’s lamp these bands degraded with age... | 6 | 5 | [
{
"comment_id": "6559518",
"author": "Ren",
"timestamp": "2022-12-26T03:07:44",
"content": "Never mind the lamp, I had to find out about “Alphabutt”https://en.m.wikipedia.org/wiki/Alphabutt",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6559629",
"au... | 1,760,372,452.244391 | ||
https://hackaday.com/2022/12/25/hackaday-links-december-25-2022/ | Hackaday Links: December 25, 2022 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"amateur radio",
"blinker fluid",
"cgi",
"co2",
"electric vehicle",
"ev",
"guard cell",
"hackaday links",
"ham",
"IMAX",
"InSight",
"mars",
"marsquake",
"mole",
"repeater",
"seismic",
"stomata",
"tires"
] | Looks like it’s
lights out on Mars for the
InSight
lander
. The solar-powered lander’s last selfie, sent back in April, showed a thick layer of dust covering everything, including the large circular solar panels needed to power the craft. At the time, NASA warned that
InSight
would probably give up the ghost sometime b... | 21 | 8 | [
{
"comment_id": "6559451",
"author": "Nick",
"timestamp": "2022-12-26T00:21:38",
"content": "Too many stars on the flags if that was supposed to be during WWII.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6559453",
"author": "Paul LeBlanc",
"timesta... | 1,760,372,452.771891 | ||
https://hackaday.com/2022/12/23/chainless-digital-drive-bikes-use-electric-power-transmission-instead/ | Chainless “Digital Drive” Bikes Use Electric Power Transmission Instead | Lewin Day | [
"Transportation Hacks"
] | [
"bicycle",
"bike",
"digital drive",
"e-bike",
"ebike"
] | We’re all familiar with how regular bikes work, with the pedals connected to the rear wheel via a simple chain drive. This setup is lightweight, cheap, and highly efficient. It’s not the only way to drive a bike though, and
there’s plenty of buzz around the concept of “digital drive” bikes.
Look, ma – no chains!
These ... | 140 | 37 | [
{
"comment_id": "6557999",
"author": "Andrew",
"timestamp": "2022-12-24T03:04:45",
"content": "Thanks. I hate it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6558001",
"author": "Nick",
"timestamp": "2022-12-24T03:10:49",
"content": "This can’t ... | 1,760,372,453.203607 | ||
https://hackaday.com/2022/12/23/harmonic-vs-cycloidal-show-down/ | Harmonic Vs Cycloidal Show Down | Al Williams | [
"3d Printer hacks",
"Robots Hacks"
] | [
"cycloidal drive",
"drive",
"harmonic drive"
] | What’s better? Harmonic or cycloidal drive? We aren’t sure, but we know who to ask. [How To Mechatronics]
3D printed both kinds of gearboxes and ran them through several tests
. You can see the video of the testing below.
The two gearboxes are the same size, and both have a 25:1 reduction ratio. The design uses the rel... | 13 | 5 | [
{
"comment_id": "6557954",
"author": "MacAttack",
"timestamp": "2022-12-24T01:39:09",
"content": "Excellent !!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6557986",
"author": "Andrew",
"timestamp": "2022-12-24T02:23:50",
"content": "tl;dw what’s... | 1,760,372,452.820224 | ||
https://hackaday.com/2022/12/23/this-wifi-signal-strength-meter-aint-afraid-of-no-ghosts/ | This WiFi Signal Strength Meter Ain’t Afraid Of No Ghosts | Dan Maloney | [
"Misc Hacks",
"Wireless Hacks"
] | [
"aervo",
"movie prop",
"pke",
"Raspberry Pi Pico W",
"RSSI",
"wifi"
] | The original
Ghostbusters
movie is a classic that’s still delivering nearly 40 years after its release — just let that sink in for a minute. Almost every aspect of the film, from hand props to quotes, is instantly recognizable, even to people who haven’t based their lives on the teachings of [Venkman], [Stantz], and [S... | 5 | 4 | [
{
"comment_id": "6557838",
"author": "The Ghost of Christmas Past",
"timestamp": "2022-12-23T22:17:48",
"content": "Does Wi-Fi experience ghosting like TV?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6558044",
"author": "Bruce Ferrell",
"t... | 1,760,372,452.625153 | ||
https://hackaday.com/2022/12/23/laser-scanning-microscope-built-with-blu-ray-parts/ | Laser Scanning Microscope Built With Blu-ray Parts | Lewin Day | [
"Tool Hacks"
] | [
"blu-ray",
"microscope"
] | Laser scanning microscopes are useful for all kinds of tiny investigations. As it turns out, you can build one using parts salvaged from a Blu-ray player,
as demonstrated by [Doctor Volt]
.
The trick is repurposing the optical pickup unit that is typically used to read optical discs. In particular, the build relies on ... | 14 | 6 | [
{
"comment_id": "6557769",
"author": "The m",
"timestamp": "2022-12-23T20:44:36",
"content": "He sounds like rainier wulfcastle.Impressive hack however!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6557805",
"author": "Gravis",
"timestamp": "2022-12-... | 1,760,372,452.584229 | ||
https://hackaday.com/2022/12/23/your-next-airport-meal-may-be-delivered-by-robot/ | Your Next Airport Meal May Be Delivered By Robot | Lewin Day | [
"Current Events",
"Featured",
"Interest",
"Robots Hacks",
"Slider"
] | [
"delivery robot",
"hackaday",
"robot",
"robot delivery",
"robotics",
"robots"
] | Robot delivery has long been touted as a game-changing technology of the future. However, it still hasn’t cracked the big time. Drones still aren’t airdropping packages into our gutters by accident, nor are our pizzas brought to us via self-driving cars.
That’s not to say that able minds aren’t working on the problem. ... | 26 | 13 | [
{
"comment_id": "6557694",
"author": "Zach",
"timestamp": "2022-12-23T18:39:50",
"content": "Already picturing them cyberpunk muggers ambushing your robots in dark alleys for free food and parts",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6557745",
"aut... | 1,760,372,452.97961 | ||
https://hackaday.com/2022/12/23/hackaday-podcast-198-major-tom-on-the-iss-3dp-ovals-and-overhangs-inside-a-mini-cheetah-clone/ | Hackaday Podcast 198: Major Tom On The ISS, 3DP Ovals And Overhangs, Inside A Mini Cheetah Clone | Dan Maloney | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | As we slide into the Christmas break, Editor-in-Chief Elliot Williams and Staff Writer Dan Maloney look at the best and brightest of this week’s hacks. It wasn’t an easy task — so much good stuff to choose from! But they figured it out, and talked about everything from impossible (and semi-fractal) 3D printing overhang... | 0 | 0 | [] | 1,760,372,452.862194 | ||
https://hackaday.com/2022/12/23/working-with-i2s-compatible-fm-tuners/ | Working With I2S-Compatible FM Tuners | Lewin Day | [
"Parts",
"Radio Hacks"
] | [
"fm radio",
"i2c",
"I2S",
"radio"
] | While the Internet is a great place to get access to any music or audio you can dream of, there’s still a place for broadcast radio. [mit41301] has recently been exploring
implementing a simple FM tuner chip in various projects.
The chip in question is the RDA7088, which is designed to require the bare minimum in exter... | 9 | 5 | [
{
"comment_id": "6557641",
"author": "Sgt X",
"timestamp": "2022-12-23T17:13:39",
"content": "Here’s a slightly less chinesium URL for the datasheet:https://download.datasheets.com/pdfs/2013/3/19/1/8/39/168/rda_/manual/rda7088.pdf",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,453.02755 | ||
https://hackaday.com/2022/12/24/drone-rescue-uses-vhs-tape-and-careful-planning/ | Drone Rescue Uses VHS Tape And Careful Planning | Lewin Day | [
"drone hacks"
] | [
"drone",
"drone rescue",
"FPV",
"rescue"
] | If you regularly fly your drones outdoors, you’ve probably worried about getting your pride and joy stuck in a big tree at some point. But flying indoors doesn’t guarantee you’ll be safe either, as [Scott Williamson] found out. He once got his tiny 65 mm Mobula 6HD quadcopter stuck in a roof beam at an indoor sports co... | 9 | 6 | [
{
"comment_id": "6558754",
"author": "Ren",
"timestamp": "2022-12-25T00:32:59",
"content": "Ah! The Old Charlie Brown Predicament!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6558803",
"author": "Comedicles",
"timestamp": "2022-12-25T02:05:08",
... | 1,760,372,453.299504 | ||
https://hackaday.com/2022/12/24/spotify-player-brings-back-physical-media/ | Spotify Player Brings Back Physical Media | Navarre Bartz | [
"digital audio hacks",
"hardware",
"Microcontrollers"
] | [
"audio",
"audio streaming",
"music",
"rfid",
"spotify",
"streaming audio"
] | Digital music has made keeping all your tunes with you a lot more convenient, but have we lost something with dematerialization? [Jordi Parra] felt that there was something lacking with the digital music experience and designed a
Spotify player with a tactile interface
.
Specific playlists are selected via small RFID t... | 21 | 7 | [
{
"comment_id": "6558652",
"author": "Michael Black",
"timestamp": "2022-12-24T22:07:15",
"content": "I’ll just pop a CD in the player. I just got Laura Nyro’s first album. Well I’ve had it on record, now on CD.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,372,453.255333 | ||
https://hackaday.com/2022/12/24/blinky-project-is-6502s-all-the-way-down/ | Blinky Project Is 6502s All The Way Down | Lewin Day | [
"Microcontrollers",
"Software Hacks"
] | [
"6502",
"blink",
"emulation",
"emulator",
"mips",
"pic32"
] | Virtually any platform you might find yourself programming on has some simple method of running a delay. [Joey Shepard] got rather creative on a recent project, though, relying on a rather silly nesting method that we’re calling
6502s All The Way Down.
The project in question was a simple PCB that was shaped like a rob... | 19 | 4 | [
{
"comment_id": "6558558",
"author": "Severe Tire Damage",
"timestamp": "2022-12-24T19:12:03",
"content": "A 6502 emulator? Bah! The only reasonable way to do this (not not a 555) is an FPGA configured to be running a 6502 at maybe 100 Mhz. I don’t see that anything else really makes sense for so... | 1,760,372,455.420022 | ||
https://hackaday.com/2022/12/24/a-hackers-christmas-story/ | A Hacker’s Christmas Story | Elliot Williams | [
"Hackaday Columns",
"News",
"Rants"
] | [
"christmas",
"diy",
"diy or buy",
"presents"
] | Twas the night before Christmas, and because I decided to make everyone’s presents myself this year, I’m still working like mad to get everything done before the big deadline. Why do I do this to myself? Well, partly because I enjoy the process.
My wife had this idea that we can make the older folks some fun decorative... | 11 | 5 | [
{
"comment_id": "6558454",
"author": "Alphatek",
"timestamp": "2022-12-24T15:44:53",
"content": "I guess this is as good a place as any…Merry Christmas and a hacky new year to all the staff and commenters! May your stockings be filled with PCBs, and the new year bring the components to fill them.",
... | 1,760,372,454.977845 | ||
https://hackaday.com/2022/12/24/how-to-restore-a-musical-amiga/ | How To Restore A Musical Amiga | Bryan Cockfield | [
"News"
] | [
"amiga",
"audio",
"battery",
"circuit",
"commodore",
"filter",
"midi",
"music",
"restoration",
"retro",
"retrocomputer"
] | Despite the huge strides in computing power and functionality that have been achieved in the past few decades, there are still some things that older computers can do which are basically impossible on modern machines. This doesn’t just include the ability to use older hardware that’s now obsolete, either, although that... | 21 | 3 | [
{
"comment_id": "6558355",
"author": "Jerry",
"timestamp": "2022-12-24T12:48:45",
"content": "I still have a 500 in the back room. Perhaps it’s time to blow the dust off of it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6558540",
"author": "Ren",... | 1,760,372,454.88265 | ||
https://hackaday.com/2022/12/24/corefreq-gives-peek-at-cpu-performance-info-on-linux/ | CoreFreq Gives Peek At CPU Performance Info On Linux | Lewin Day | [
"Linux Hacks"
] | [
"command line",
"command line interface",
"command line tools",
"linux",
"performance monitor",
"terminal"
] | The CPU is the part of the computer that makes everything else tick. While GPUs have increasingly become a key part of overall system performance, we still find ourselves wanting to know how our CPU is doing.
CoreFreq is a Linux tool
that aims to tell you everything you want to know about your modern 64-bit CPU.
The to... | 9 | 6 | [
{
"comment_id": "6558218",
"author": "nick black",
"timestamp": "2022-12-24T09:15:53",
"content": "be sure to take a look at turbostat(8) as well (installed from the kernel tools/ directory).",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6558232",
"author... | 1,760,372,454.929134 | ||
https://hackaday.com/2022/12/23/an-almost-single-chip-apple-iie/ | An (Almost) Single-Chip Apple IIe | Navarre Bartz | [
"computer hacks",
"Retrocomputing"
] | [
"65c02",
"apple",
"Apple //e",
"Apple 2"
] | The Apple II is one of the most iconic microcomputers, and [James Lewis] decided to use the Mega-II “Apple IIe on a chip” from an Apple IIgs to build
a tiny Apple IIe
.
While there was an Apple II compatibility card using the related Gemini chip, it was initially unclear whether the Mega-II could even work outside of a... | 10 | 3 | [
{
"comment_id": "6558143",
"author": "Ostracus",
"timestamp": "2022-12-24T07:09:19",
"content": "Be interesting if one took a die picture of the mega-II.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6558295",
"author": "xotmatrix",
"timesta... | 1,760,372,455.166543 | ||
https://hackaday.com/2022/12/25/not-can-it-run-doom-but-can-doom-run-it/ | Not Can It Run DOOM, But Can DOOM Run It? | Jenny List | [
"Games"
] | [
"does doom run it",
"doom",
"DOOM computer"
] | It’s the standard test for a hardware hack, half serious half in jest, “
Can it run DOOM?”.
The iconic early-90s shooter from id software has made an appearance on everything from toothbrushes to LEGO bricks, but nobody has yet posed the opposite question:
Can DOOM run it?
“. It’s one answered by [Danny Spencer], who h... | 15 | 8 | [
{
"comment_id": "6559354",
"author": "mt22",
"timestamp": "2022-12-25T21:05:03",
"content": "I can’t want to run Doom… on Doom!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6559382",
"author": "Ren",
"timestamp": "2022-12-25T21:58:12",
... | 1,760,372,455.070149 | ||
https://hackaday.com/2022/12/25/self-propelled-chainsaw-reduces-injuries/ | Self-Propelled Chainsaw Reduces Injuries | Bryan Cockfield | [
"Tool Hacks"
] | [
"board",
"chainsaw",
"jig",
"log",
"lumber",
"self-propelled",
"track",
"wood"
] | [Advoko] is an expert at milling logs into various sizes of boards. He typically uses nothing but a chainsaw to enable him to mill on-site without needing to bring any large or expensive equipment. The only problem is that sometimes he gets a little carried away running his mill non-stop until he has enough lumber for ... | 30 | 12 | [
{
"comment_id": "6559275",
"author": "Piecutter",
"timestamp": "2022-12-25T18:04:54",
"content": "Now, that’s five words I never thought I’d hear strung together!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6559282",
"author": "thoriumbr",
... | 1,760,372,455.325722 | ||
https://hackaday.com/2022/12/25/virtualizing-iphoneos-1-0/ | Virtualizing IPhoneOS 1.0 | Al Williams | [
"Phone Hacks",
"Retrocomputing"
] | [
"iphone",
"iphoneOS",
"qemu"
] | Virtualizing computers is nothing new. However, Apple devices always present challenges. Just ask anyone who has built a Hackintosh. At least computer hardware is usually exposed, but on phones, the challenge is even harder due to mysterious devices. [Martijn] managed to reverse engineer the iPod Touch 1G enough to run... | 3 | 1 | [
{
"comment_id": "6559425",
"author": "David",
"timestamp": "2022-12-25T23:19:11",
"content": "Iphoneos sounds like a greek god",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6559605",
"author": "Tim",
"timestamp": "2022-12-26T07:08:51",
... | 1,760,372,455.017665 | ||
https://hackaday.com/2022/12/25/encoding-ntsc-with-your-hands-tied/ | Encoding NTSC With Your Hands Tied | Matthew Carlson | [
"Software Development"
] | [
"c++",
"emulator",
"ntsc",
"visual effect"
] | Generally, when trying to implement some protocol, you are constrained by your hardware and time. But for someone like [EMMIR], that’s not enough. For example,
NTSC-CRT is a video signal encoding/decoding simulator
with no hardware acceleration, floating point math, or third-party libraries. Just basic C.
While
NTSC ha... | 10 | 3 | [
{
"comment_id": "6559157",
"author": "Gravis",
"timestamp": "2022-12-25T14:22:05",
"content": "People may not realize it but this is fantastic! I saw this of course because many emulators of older consoles (from when video outputs were analog) seek to produce the most accurate representation and thi... | 1,760,372,455.370154 | ||
https://hackaday.com/2022/12/25/the-spit-detecting-usb-flash-drive-is-nearly-here/ | The Spit-Detecting USB Flash Drive Is Nearly Here | Tom Nardi | [
"Security Hacks",
"Tech Hacks"
] | [
"flash drive",
"Ovrdrive",
"self destruct",
"usb drive"
] | Regular readers may recall that security researcher and general open source hardware fanatic [Walker] has been planning a rather unusual flash drive for some time — one that will only show its contents if the user makes sure to lick their fingers before plugging it in. We’re pleased to report that theory has recently g... | 17 | 6 | [
{
"comment_id": "6559068",
"author": "elwing",
"timestamp": "2022-12-25T11:45:43",
"content": "no thermite involved, what a pity…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6559406",
"author": "Carl Zeiss",
"timestamp": "2022-12-25T22:34:... | 1,760,372,455.124817 | ||
https://hackaday.com/2022/12/24/non-replaceable-battery-not-if-this-proposed-eu-law-passes/ | Non-Replaceable Battery? Not If This Proposed EU Law Passes! | Jenny List | [
"News",
"Repair Hacks"
] | [
"batteries",
"European Union",
"right to repair"
] | A disturbing trend in consumer electronics has been a steady disappearance of replaceable batteries on our devices. Finding a mobile phone with a swapable battery is a struggle, and many other devices follow the trend by sealing in a Li-Po cell. The result is an ever-shorter life for electronics, and a greater problem ... | 104 | 25 | [
{
"comment_id": "6558935",
"author": "William",
"timestamp": "2022-12-25T06:46:02",
"content": "I am of mixed feelings on this one. Sure it would be nice to be able to swap my iPhone battery, but there would be a cost both in terms of the bulkiness of the case and the water-proof-worthiness of the s... | 1,760,372,455.577216 | ||
https://hackaday.com/2022/12/24/a-dungeon-master-with-a-thermal-printer/ | A Dungeon Master With A Thermal Printer | Bryan Cockfield | [
"Peripherals Hacks"
] | [
"dd",
"Dungeons and Dragons",
"html",
"printer",
"thermal printer"
] | The thermal printer is ubiquitous in today’s world, mostly found whenever we have to get a receipt from somewhere. They’re cheap, fast, and easy to use. Not only that, though, but as [Daniel] found out, they’re also pretty straightforward to re-program and use for other things than a three-foot-long receipt from a drug... | 30 | 6 | [
{
"comment_id": "6558873",
"author": "Raising concerns makes people pessimistic, right?",
"timestamp": "2022-12-25T04:35:10",
"content": "When you are simply rubbing your fingers across or picking these up, does that affect your character’s stats or yours? BPA or BPS or BPF instead (if it is “BPA Fr... | 1,760,372,455.640106 | ||
https://hackaday.com/2022/12/23/this-week-in-security-github-actions-sha-1-retirement-and-a-self-worming-vulnerability/ | This Week In Security: GitHub Actions, SHA-1 Retirement, And A Self-Worming Vulnerability | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"lastpass",
"Okta",
"openai",
"This Week in Security"
] | It should be no surprise that running untrusted code in a GitHub Actions workflow can have unintended consequences. It’s a killer feature, to automatically run through a code test suite whenever a pull request is opened. But that pull request is run in some part of the target’s development environment, and there’s been... | 6 | 2 | [
{
"comment_id": "6557628",
"author": "Sword",
"timestamp": "2022-12-23T16:48:22",
"content": "Yep been messing with TPMS for a while now. Got some scripts to craft my own custom TPMS files for transmission with the flipper. With all the tiktok kids playing with flippers, I dunno if I wnt them to hav... | 1,760,372,455.679166 | ||
https://hackaday.com/2022/12/23/github-esp32-ota-updates-now-in-micropython-flavor/ | GitHub ESP32 OTA Updates, Now In MicroPython Flavor | Elliot Williams | [
"home hacks",
"Software Hacks"
] | [
"ESP32",
"Git",
"micropython",
"OTA",
"python"
] | Wouldn’t it be great if you could keep all of your small Internet-connected hacks up to date with a single codebase? A couple of weeks ago, we wrote up a project that automagically pulls down OTA updates to an ESP32 from GitHub, using the ESP32 C SDK. [Pascal] asked in the comments, “but what about MicroPython?” Gauntl... | 5 | 2 | [
{
"comment_id": "6557473",
"author": "Hitomi",
"timestamp": "2022-12-23T12:18:33",
"content": "Are OTA Updates useful unless you have a gigantic network or sell a commercial product? I find my ESP8266 and ESP32 run on the same code since years. WPA2 enabled of course. They are mostly sensors and dis... | 1,760,372,455.719592 | ||
https://hackaday.com/2022/12/23/beat-backing-box-for-bassists/ | Beat Backing Box For Bassists | Bryan Cockfield | [
"Musical Hacks"
] | [
"bass",
"drum machine",
"drums",
"interface",
"midi",
"stm32",
"vs1053"
] | The soul of a rock band is its rhythm section, usually consisting of a drummer and bass player. If you don’t believe that, try listening to a band where these two can’t keep proper time. Bands can often get away with sloppy guitars and vocals (this is how punk became a genre), but without that foundation you’ll be hard... | 9 | 6 | [
{
"comment_id": "6557465",
"author": "tony rago",
"timestamp": "2022-12-23T12:01:19",
"content": "Great project. I suggest a jack for remote start, stop footswitch. This will enable hands-free on, off control while the actual drum module stays close to the player.",
"parent_id": null,
"depth... | 1,760,372,455.990995 | ||
https://hackaday.com/2022/12/22/gb-interceptor-enables-live-screen-capture-from-game-boy/ | GB Interceptor Enables Live Screen Capture From Game Boy | Lewin Day | [
"Nintendo Game Boy Hacks",
"Nintendo Hacks"
] | [
"game boy",
"nintendo",
"streaming",
"tetris",
"video capture",
"video games"
] | [Sebastian] had a tricky problem to solve. Competitors in a Tetris tournament needed to stream video of their Game Boy screens, but no solution readily existed. For reasons of fairness, emulators were right out, and no modifications could be made to the Game Boys, either. Thus, [Sebastian] created
the GB Interceptor, a... | 10 | 2 | [
{
"comment_id": "6557257",
"author": "Parker",
"timestamp": "2022-12-23T06:42:15",
"content": "This is Awesome!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6557331",
"author": "Daid",
"timestamp": "2022-12-23T08:38:27",
"content": "> There are s... | 1,760,372,455.765478 | ||
https://hackaday.com/2022/12/22/your-own-santa-thermal-camera-roundup/ | Your Own Santa? Thermal Camera Roundup | Al Williams | [
"News",
"Reviews"
] | [
"gift",
"infrared camera"
] | With Christmas and other end-of-year celebrations, there are gifts. The problem is that your loved ones don’t really know what to get you. Who can blame them? Do you want an Arduino, a Raspberry Pi, or a Blue Pill? Is that 3D printer on sale better than the one you have? Do you even want a second printer? They don’t kn... | 51 | 15 | [
{
"comment_id": "6557172",
"author": "pelrun",
"timestamp": "2022-12-23T04:14:46",
"content": "So they pick the bulkiest, lowest resolution camera of the lot as “best”?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6557444",
"author": "perlo",
... | 1,760,372,455.947675 | ||
https://hackaday.com/2022/12/22/you-can-make-ferrofluid-on-the-cheap-with-vhs-tapes/ | You Can Make Ferrofluid On The Cheap With VHS Tapes | Lewin Day | [
"Science"
] | [
"DIY science",
"ferrofluid",
"home science",
"science"
] | Ferrofluid is a wonderous substance. It’s a liquid goop that responds to magnetic fields in exciting and interesting ways. It’s actually possible to make it yourself, and it’s cheap, too!
The key is to get yourself some old VHS tapes.
The only fitting end for a copy of
Speed II.
The trick is to separate the ferric oxid... | 34 | 12 | [
{
"comment_id": "6557021",
"author": "Geert van Dijk",
"timestamp": "2022-12-23T00:18:51",
"content": "Use mineral oil instead of cooking oil and it will not go rancid, staining and smelling less over time.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6557... | 1,760,372,456.121701 | ||
https://hackaday.com/2022/12/22/old-robotic-vacuum-gets-a-new-rc-lease-on-life/ | Old Robotic Vacuum Gets A New RC Lease On Life | Dan Maloney | [
"Reverse Engineering"
] | [
"bluetooth",
"brushless",
"esc",
"hoover",
"magic smoke",
"Raspberry Pi Zero",
"rc",
"reverse engineering",
"roomba",
"vacuum"
] | To our way of thinking, the whole purpose behind robotic vacuum cleaners is their autonomy. They’re not particularly good at vacuuming, but they are persistent about it, and eventually get the job done with as little human intervention as possible. So why in the world would you want to
convert a robotic vacuum to radio... | 8 | 3 | [
{
"comment_id": "6556915",
"author": "Pocas",
"timestamp": "2022-12-22T21:30:16",
"content": "Wow this is an awesome idea, love this type of innovation and ingenuity",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6557010",
"author": "Ren",
"timestamp":... | 1,760,372,456.040246 | ||
https://hackaday.com/2022/12/21/arc-overhangs-make-impossible-3d-prints/ | Arc Overhangs Make “Impossible” 3D Prints | Al Williams | [
"3d Printer hacks"
] | [
"overhang",
"slicer",
"support material"
] | An accidental discovery by [3DQue] allows
overhangs on FDM printers that seem impossible
at first glance. The key is to build the overhang area with concentric arcs. It also helps to print at a cool temperature with plenty of fan and a slow print speed. In addition to the video from [3DQue], there’s also a video from [... | 11 | 5 | [
{
"comment_id": "6555370",
"author": "heatgap",
"timestamp": "2022-12-21T12:25:44",
"content": "Well done my man! I have noticed this anomaly myself whilst printing when I accidentally bumped the machine and skewed the print destination Ive had wild overhangs that shouldnt have worked but did. As fa... | 1,760,372,456.167876 | ||
https://hackaday.com/2022/12/21/morphing-keyboard-gets-you-dialed-in-just-right/ | Morphing Keyboard Gets You Dialed In Just Right | Kristina Panos | [
"Peripherals Hacks"
] | [
"custom keyboard",
"modular design"
] | So you’re tired of rectangular, brick wall-staggered keyboards and want to go split and/or ergo. But how? Which style? What do? Here’s what you do: you
build one of these here LHM Morph boards
and customize the crap out of it, because that’s what it’s for.
So what is this thing, anyway? Is it a even a keyboard? Well, a... | 5 | 5 | [
{
"comment_id": "6555261",
"author": "Ren",
"timestamp": "2022-12-21T10:14:02",
"content": "Is this a keyboard?https://pics.me.me/this-is-bait-3589032.png",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6555442",
"author": "erock steady",
"timestamp": "... | 1,760,372,456.20976 | ||
https://hackaday.com/2022/12/20/the-coleman-z80-is-a-modern-take-on-a-1970s-computer/ | The Coleman Z80 Is A Modern Take On A 1970s Computer | Robin Kearey | [
"computer hacks",
"Retrocomputing"
] | [
"homebrew computer",
"laser cut",
"RC2014",
"z80"
] | [Joshua Coleman] likes to design his own computers. Sometimes, that means drawing up bus architectures, memory maps and I/O port pinouts. Other times, he can focus his efforts more on the general aesthetics, as well as on building a great set of peripherals, as he shows in his
latest ColemanZ80 project
. Thanks to
the... | 14 | 5 | [
{
"comment_id": "6555063",
"author": "LambdaMikel",
"timestamp": "2022-12-21T06:22:17",
"content": "Cool project – indeed, impressive machine, expansion cards, and wiring (!), but I would recommend turning this into a proper PCB for reliability. On a nitpick, “SP0256, of Speak & Spell fame” is a bit... | 1,760,372,456.491367 | ||
https://hackaday.com/2022/12/20/the-gallium-nitride-revolution/ | The Gallium Nitride Revolution | Al Williams | [
"Science"
] | [
"Gallium Nitride",
"GaN"
] | [Asianometry] has been learning about
gallium nitride semiconductors
and shares what he knows in an informative video you can see below. This semiconductor material has a much higher bandgap voltage than the more common silicon. This makes it useful for applications that need higher efficiency and less heating.
The ori... | 6 | 4 | [
{
"comment_id": "6554981",
"author": "Ostracus",
"timestamp": "2022-12-21T04:44:33",
"content": "Another is in the 1000 W PSU. Kind of relevant with the Nvidia 4090 and the like.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6555403",
"author": "Major Arm... | 1,760,372,456.283386 | ||
https://hackaday.com/2022/12/20/ntc-thermistor-to-thingspeak-meter-makes-a-great-iot-starter-project/ | NTC Thermistor To ThingSpeak Meter Makes A Great IoT Starter Project | Donald Papp | [
"how-to",
"Microcontrollers"
] | [
"ESP8266",
"IoT",
"ntc",
"thingspeak"
] | There are a lot of IoT solutions and frameworks out there, and [Davide] demonstrates how to make a simple data logging and tracking application with his
ESP8266-to-ThingSpeak project
, which reads up to four NTC (negative temperature coefficient) thermistors and sends the data to ThinkSpeak over WiFi.
IoT can be a pret... | 5 | 4 | [
{
"comment_id": "6555263",
"author": "Leif",
"timestamp": "2022-12-21T10:16:01",
"content": "Ntc are so last-century, except if you are working in analog domain with comparators etc.Using digital ds18b20 one-wire devices are much more precise, and they are factory-calibrated. And you can put many de... | 1,760,372,456.437215 | ||
https://hackaday.com/2022/12/20/more-detail-on-that-fantastic-lego-oled-brick/ | More Detail On That Fantastic Lego OLED Brick | Dan Maloney | [
"Art",
"Misc Hacks"
] | [
"brick",
"lego",
"molding",
"oled",
"resin",
"silicone"
] | It’s always great when we get a chance to follow up on a previous project with more information, or further developments. So we’re happy that [“Ancient” James Brown] just dropped
a new video showing the assembly of his Lego brick with a tiny OLED screen inside it
. The readers are too, apparently — we got at least half... | 39 | 22 | [
{
"comment_id": "6554608",
"author": "CptnHddck",
"timestamp": "2022-12-20T21:39:14",
"content": "Does it run Doom ? ;-)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6554624",
"author": "fiddlingjunky",
"timestamp": "2022-12-20T21:57:25",
... | 1,760,372,456.567405 | ||
https://hackaday.com/2022/12/20/single-photon-detection-with-photomultipliers/ | Single Photon Detection With Photomultipliers | Al Williams | [
"classic hacks"
] | [
"photomultiplier",
"tube"
] | Unless you are an audiophile, you likely think of tubes as mostly relegated to people who work on old technology. However, photomultiplier tubes are still useful compared to more modern sensors, and [Jaynes Network] has
a look into how they work
, especially with scintillating detectors.
The RCA photomultiplier he exam... | 25 | 10 | [
{
"comment_id": "6554506",
"author": "macsimski",
"timestamp": "2022-12-20T20:16:42",
"content": "Ibought a EMI 9558QA from a ditch auction site and it arrived in shatters. A lot of people still think postal services carry parcels with velvet gloves and put them on a cushion in a slow driving truck…... | 1,760,372,456.687882 | ||
https://hackaday.com/2022/12/21/chumby-gets-new-kernel-soon/ | Chumby Gets New Kernel… Soon | Al Williams | [
"Linux Hacks"
] | [
"chumby",
"linux"
] | If you missed the Chumby, we’re sorry. They were relatively inexpensive Linux appliances that acted as a clock, Internet radio, and feed reader. The company went belly up, although there was some functionality remaining thanks to one of the founders and now, for a subscription fee, you can still keep your Chumby opera... | 18 | 7 | [
{
"comment_id": "6556194",
"author": "alxy",
"timestamp": "2022-12-22T03:39:12",
"content": "They were relatively EXPENSIVE Linux appliances that acted as a clock, Internet radio, and feed reader.https://blog.adafruit.com/2011/03/10/chumby-one-on-woot/Retail was $100 . Original Chumby was more.htt... | 1,760,372,456.623233 | ||
https://hackaday.com/2022/12/21/sliding-wrench-leaves-a-little-to-be-desired/ | Sliding Wrench Leaves A Little To Be Desired | Al Williams | [
"Teardown",
"Tool Hacks"
] | [
"adjustable wrench",
"crescent wrench",
"wrench"
] | [Ben Conrad] received an interesting tool as a gift that purported to be a better mousetrap. It was a crescent wrench (made by the Crescent company, even) that didn’t have a tiny adjusting wheel like a traditional wrench. Instead, it had a slide running down the length of the handle. The idea is that you would push the... | 29 | 10 | [
{
"comment_id": "6556082",
"author": "Mike",
"timestamp": "2022-12-22T01:10:40",
"content": "I think you mean it leaves a lot to be dired, right?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6556221",
"author": "Naxes",
"timestamp": "2022-1... | 1,760,372,456.788301 | ||
https://hackaday.com/2022/12/21/led-christmas-lights-optimized-for-max-twinkleage/ | LED Christmas Lights Optimized For Max Twinkleage | Lewin Day | [
"LED Hacks"
] | [
"christmas lights",
"holiday hacks",
"led",
"leds",
"ws2811"
] | Old-school filament-based Christmas lights used to be available in twinkling form. LEDs, with their hard-on and hard-off nature, aren’t naturally predisposed to such behavior. To rectify this, some time ago,
[Mark Kriegsman] built an Arduino program that makes LEDs twinkle beautifully.
The program is known as TwinkleFO... | 12 | 6 | [
{
"comment_id": "6555860",
"author": "M",
"timestamp": "2022-12-21T21:30:42",
"content": "World’s about to end.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6555949",
"author": "Bryantherobotman",
"timestamp": "2022-12-21T22:45:54",
... | 1,760,372,456.842292 | ||
https://hackaday.com/2022/12/21/2022-fpv-contest-the-lotp-robot-dog/ | 2022 FPV Contest: The LOTP Robot Dog | Lewin Day | [
"contests",
"Robots Hacks"
] | [
"2022 FPV Contest",
"FPV",
"robot",
"robot dog"
] | When you think of first person view (FPV) vehicles, aircraft might be what first comes to mind. However,
[Limenitis Reducta] has brought a robot dog into the world,
and plans to equip it for some FPV adventures.
LOTP pictured with various equippable modules.
The robot dog itself goes by the name of LOTP, for unspecifie... | 7 | 4 | [
{
"comment_id": "6555794",
"author": "Jason Adams",
"timestamp": "2022-12-21T20:14:19",
"content": "Perhaps “LOTP” is shorthand for “Life of the Party”?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6555833",
"author": "Halid YILDIRIM",
"tim... | 1,760,372,457.17737 | ||
https://hackaday.com/2022/12/21/blood-pressure-monitoring-courtesy-of-cameras-and-ai/ | Blood Pressure Monitoring, Courtesy Of Cameras And AI | Lewin Day | [
"Hackaday Columns",
"Medical Hacks",
"Slider"
] | [
"blood pressure",
"blood pressure measurement",
"blood pressure monitor",
"medicine",
"non-contact measurement",
"sphygmomanometer"
] | At the basic level, methods of blood pressure monitoring have slowly changed in the last few decades. While most types of sphygmomanometer still rely on a Velcro cuff placed around the arm, the methodology used in measurement varies. Analog mercury and aneroid types still abound, while digital blood pressure monitors u... | 60 | 12 | [
{
"comment_id": "6555679",
"author": "Nick",
"timestamp": "2022-12-21T18:09:44",
"content": "It’s my opinion that taking blood pressure is the *least* scientific practice in modern Western medicine.The standard deviation is infinite.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,457.011162 | ||
https://hackaday.com/2022/12/21/squeezing-gifs-into-even-tighter-spaces/ | Squeezing GIFs Into Even Tighter Spaces | Matthew Carlson | [
"Microcontrollers",
"Software Development"
] | [
"AVR",
"GIF",
"image compression"
] | Showing images on a TFT or OLED display with a small AVR microcontroller can be a challenge as it requires significant storage space. One solution is to compress the images, but then you need more RAM to decompress it, and that’s a whole other problem. [David Johnson-Davies] of
Technoblogy
couldn’t find a GIF decoder t... | 6 | 2 | [
{
"comment_id": "6555654",
"author": "MrSVCD",
"timestamp": "2022-12-21T17:40:15",
"content": "I remember that hackaday had a article about a image format that was like gif/png but used less resources, can someone link it so I can find it again?",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,372,457.082807 | ||
https://hackaday.com/2022/12/21/big-chemistry-liquefied-natural-gas/ | Big Chemistry: Liquefied Natural Gas | Dan Maloney | [
"Current Events",
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [
"cryogenic",
"energy",
"heat exchanger",
"liquefaction",
"liquefied natural gas",
"LNG",
"methane",
"regasification"
] | The topic of energy has been top-of-mind for us since the first of our ancestors came down out of the trees looking for something to eat that wouldn’t eat them. But in a world where the neverending struggle for energy has been abstracted away to the flick of a finger on a light switch or thermostat, thanks to geopoliti... | 44 | 14 | [
{
"comment_id": "6555527",
"author": "Paul",
"timestamp": "2022-12-21T15:11:36",
"content": "… something like 13 kilowatts to yield a single tonne of LNG….Missing a unit. kilowatt-hours? tonne per day?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6555632... | 1,760,372,457.288698 | ||
https://hackaday.com/2022/12/22/2022-fpv-contest-a-poor-mans-journey-into-fpv/ | 2022 FPV Contest: A Poor Man’s Journey Into FPV | Lewin Day | [
"contests",
"drone hacks"
] | [
"2022 FPV Contest",
"drone",
"flight",
"FPV",
"fpv cockpit",
"Joystick",
"parrot drone"
] | FPV can be a daunting hobby to get into. Screens, cameras, and other equipment can be expensive, and there’s a huge range of hardware to choose from. [JP Gleyzes] has been involved with RC vehicles for many years,
and decided to leverage that experience to do FPV on a budget.
Early experiments involved building a heads... | 4 | 3 | [
{
"comment_id": "6557012",
"author": "Ren",
"timestamp": "2022-12-23T00:11:20",
"content": "So, how many of the FPV contest entries will be tested by drivNever mind! It’s not a good idea anyway.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6557885",
"aut... | 1,760,372,457.984059 | ||
https://hackaday.com/2022/12/22/arduboy-mini-is-a-fresh-take-on-an-8-bit-favorite/ | Arduboy Mini Is A Fresh Take On An 8-bit Favorite | Tom Nardi | [
"Games",
"Hackaday Columns",
"Reviews"
] | [
"Arduboy",
"Arduboy Mini",
"handheld game",
"kickstarter",
"miniature console"
] | We’ve always been big fans of the Arduboy here at Hackaday. When creator
Kevin Bates showed us the original prototype back in 2014
, the idea was to use his unique method of mounting components inside routed holes in the PCB to produce an electronic business card that was just 1.6 mm thick. But the Internet quickly too... | 8 | 5 | [
{
"comment_id": "6556804",
"author": "Kevin Bates (@bateskecom)",
"timestamp": "2022-12-22T18:39:15",
"content": "The Arduboy Mini is designed to be affordable and easy to produce in small batches for schools! Great for tinkering on your desk! Thanks Tom!",
"parent_id": null,
"depth": 1,
... | 1,760,372,457.344304 | ||
https://hackaday.com/2022/12/22/another-magnetron-teardown/ | Another Magnetron Teardown | Al Williams | [
"High Voltage",
"Teardown"
] | [
"magnetron",
"microwave"
] | [Electronoobs] has a healthy respect for the voltages and ceramics inside a microwave oven. But he still found the courage to
tear one apart and show us the insides
and characterize some of the components. You can see the video of the teardown below.
The danger of the voltage is obvious. However, there is also a cerami... | 22 | 8 | [
{
"comment_id": "6556866",
"author": "metalman",
"timestamp": "2022-12-22T20:05:16",
"content": "there is no danger from voltage whatsoever and infact if mostvoltage was removed from a human bodythats called deadthere is no place in the universe that is free fromelectromagnetic currents at some meas... | 1,760,372,457.403031 | ||
https://hackaday.com/2022/12/22/bbc-world-service-turns-90/ | BBC World Service Turns 90 | Al Williams | [
"Featured",
"History",
"Original Art",
"Radio Hacks",
"Slider"
] | [
"bbc",
"shortwave radio"
] | If you’ve ever owned a shortwave radio, you’ve probably listened at least a little to the BBC World Service. After all, they are a major broadcasting force, and with the British Empire or the Commonwealth spanning the globe, they probably had a transmitter close to your backyard. Recently, the BBC had
a documentary abo... | 23 | 13 | [
{
"comment_id": "6556682",
"author": "Jan",
"timestamp": "2022-12-22T15:52:32",
"content": "Dear Al Williams,although I assume you are way below 90, the sentence “…you can’t make it to 90 without attracting some scandal” suggests a biased point of view. Now what caused that bias? Are there juicy sto... | 1,760,372,457.467352 | ||
https://hackaday.com/2022/12/22/alpakka-a-creative-commons-game-controller/ | Alpakka: A Creative Commons Game Controller | Dave Rowntree | [
"Games",
"Peripherals Hacks"
] | [
"3d printed",
"analog",
"controller",
"game controller",
"gamepad",
"IMU",
"KiCAD",
"rp2040"
] | Input Labs’ mission is to produce
open-source
Creative Commons hardware and software for creating gaming controllers that can be adapted to anyone.
Alpakka is their current take on a generic controller
, looking similar to a modern Xbox or PlayStation controller but with quite a few differences. The 3D printed casing h... | 21 | 11 | [
{
"comment_id": "6556532",
"author": "Foldi-One",
"timestamp": "2022-12-22T12:51:44",
"content": "Great idea, and in my brief testing as I bulked out the case for my steamdeck with PCL (polymorph branded) to suit my giant hands a low poly finish is actually really good for comfort and grip! I didn’t... | 1,760,372,457.691449 | ||
https://hackaday.com/2022/12/22/3d-printed-light-pipe-turns-overly-bright-led-into-design-harmony/ | 3D Printed Light Pipe Turns Overly-Bright LED Into Design Harmony | Donald Papp | [
"LED Hacks"
] | [
"3d printed",
"brightness",
"goldilocks approach",
"kit",
"led",
"testing"
] | There are a number of ways to efficiently and elegantly limit an LED’s brightness, but [Tommy] found that
using a light pipe or diffuser can integrate better with a device
, especially when the device itself is mostly 3D printed in the first place.
Infill has an effect on appearance. 20% infill on the left, 100% infill... | 14 | 7 | [
{
"comment_id": "6556485",
"author": "Mathias",
"timestamp": "2022-12-22T11:35:11",
"content": "I had a flashlight with like a million lumen or something brightness. The kid wanted a flashlight that doesn’t blind him or others. So I printed a 1mm diffusor that I put into the flashlight instead of th... | 1,760,372,457.628052 | ||
https://hackaday.com/2022/12/21/a-modern-tribute-to-the-classic-hp-16c-calculator/ | A Modern Tribute To The Classic HP-16C Calculator | Lewin Day | [
"Tool Hacks"
] | [
"calculator",
"HP",
"hp calculator",
"hp-16c"
] | The HP-16C Computer Scientist is much beloved as the only dedicated programmer’s calculator that Hewlett-Packard ever made. Most surviving examples in the world are well-used, and you haven’t been able to order one from HP since 1989. Thus,
[K Johansen] set about building a tribute to the HP-16C using modern hardware.
... | 19 | 13 | [
{
"comment_id": "6556334",
"author": "craig",
"timestamp": "2022-12-22T07:17:20",
"content": "SwissMicros makes a modern clone. They are rad.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6556451",
"author": "olaf",
"timestamp": "2022-12-22T10:24:03",... | 1,760,372,457.75018 | ||
https://hackaday.com/2022/12/20/all-about-usb-c-connector-mechanics/ | All About USB-C: Connector Mechanics | Arya Voronova | [
"Hackaday Columns",
"how-to",
"Parts",
"Slider"
] | [
"connectors",
"guide",
"howto",
"plugs",
"sockets",
"USB C"
] | There’s two cases when hackers have to think about USB-C connector mechanics. The first is when a USB-C connector physically breaks, and the second is when we need to put a connector on our own board. Let’s go through both of them.
Clean That Connector
What if a socket on your phone or laptop fails? First off, it could... | 31 | 10 | [
{
"comment_id": "6554375",
"author": "Coldblackice",
"timestamp": "2022-12-20T18:25:02",
"content": "Wow, fantastic writeup! Informative, detailed, and thorough, with just the right balance of depth. Well done!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "65... | 1,760,372,457.850242 | ||
https://hackaday.com/2022/12/20/seriously-dont-buy-this-mopping-robot/ | Seriously, Don’t Buy This Mopping Robot | Donald Papp | [
"Teardown"
] | [
"regret",
"reverse engineering",
"robot",
"roomba",
"teardown"
] | The original Roomba robotic vacuum cleaner led to loads of clones and lookalikes over the years, and one of them is the ALEE mopping “robot”. [Raymond]
tears it down and reveals what’s inside
. Turns out it contains mostly regret! Although it does host some design cleverness in its own way.
Technically the ALEE, which ... | 18 | 11 | [
{
"comment_id": "6554283",
"author": "Leclaron",
"timestamp": "2022-12-20T17:01:50",
"content": "Vileda makes a similar device called the Virobi. It uses it’s mechanics for “collision detection.” From what I’ve heard it’s effectiveness is similar to the device above. Which explains why there’s alway... | 1,760,372,457.945586 | ||
https://hackaday.com/2022/12/20/a-love-letter-to-my-lost-amiga/ | A Love Letter To My Lost Amiga | Jenny List | [
"Featured",
"History",
"Original Art",
"Rants",
"Retrocomputing",
"Slider"
] | [
"16-bit",
"amiga",
"commodore"
] | My first love was a black wedge. It was 1982, and I had saved up to buy a Sinclair ZX81. That little computer remains the only one of the huge number that I have owned over the years about which I can truly say that I understood its workings completely; while I know how the i7 laptop on which this is being written work... | 141 | 41 | [
{
"comment_id": "6554166",
"author": "Severe Tire Damage",
"timestamp": "2022-12-20T15:23:47",
"content": "It is always a pleasure to read what Jenny has to write.When I think of computers that I really enjoyed but will never see again, I think of the DEC-20. It was a big iron timesharing machine, ... | 1,760,372,458.430792 | ||
https://hackaday.com/2022/12/20/the-physics-behind-the-collapse-of-a-huge-aquarium/ | The Physics Behind The Collapse Of A Huge Aquarium | Jenny List | [
"News",
"Science"
] | [
"acrylic",
"material science",
"plastic"
] | At the end of last week Aquadom, the world’s largest cylindrical aquarium, unexpectedly shattered and caused an emergency as it flooded both the Berlin hotel that housed it and the surrounding streets. From an engineering perspective it’s a fascinating story, because its construction was such that this shouldn’t have h... | 144 | 38 | [
{
"comment_id": "6553971",
"author": "MCenderdragon",
"timestamp": "2022-12-20T12:09:14",
"content": "Its sad I gto the news here first and not seeing any coverage from German news. Like they reported it as it happened live but thats it.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,458.232129 | ||
https://hackaday.com/2022/12/20/see-the-atari-gem-desktop-running-on-a-portable-word-processor-thing/ | See The ATARI GEM Desktop Running On A Portable Word Processor… Thing | Donald Papp | [
"handhelds hacks",
"Retrocomputing"
] | [
"68000",
"AlphaSmart",
"atari st",
"dana",
"GEM",
"tos",
"vintage"
] | Get ready for vintage computing aplenty in [David Given]’s project to
port EmuTOS to the AlphaSmart Dana
. He’s got it all on video, too. All 38 hours of it over 13 episodes!
The GEM desktop, as seen on the Atari ST line of computers.
[David]’s fork of EmuTOS
is an open source version of the Atari TOS, which is itself ... | 14 | 5 | [
{
"comment_id": "6553804",
"author": "James",
"timestamp": "2022-12-20T09:22:34",
"content": "Next up – port of AROS? :-DThen you could run AmigaOS programs on that thing!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6553805",
"author": "James",
... | 1,760,372,458.484079 | ||
https://hackaday.com/2022/12/19/mouse-whisperer-keeps-you-working-even-when-you-need-a-break/ | Mouse Whisperer Keeps You Working, Even When You Need A Break | Dan Maloney | [
"Peripherals Hacks"
] | [
"attiny85",
"HDI",
"mouse",
"TTP223",
"usb",
"wiggler"
] | When life hands you lemons, you make lemonade, right? What about when life hands you annoyingly intrusive work-from-home policies that require you to physically stay at your computer even though you really, REALLY need to go to the bathroom, but can’t be trusted to act like a responsible adult who won’t get diverted by... | 144 | 46 | [
{
"comment_id": "6553663",
"author": "PatG",
"timestamp": "2022-12-20T06:47:01",
"content": "I actually made one in order to prevent automatic screen lock when I’m working from home.It’s made with a ‘bad USB’ board. An ATMega32u4 on a tiny usb-connector shaped board.It moves the mouse by 2 pixels ev... | 1,760,372,458.757737 | ||
https://hackaday.com/2022/12/19/snail-mail-notifiers-simple-power-management-to-maximize-battery-life/ | Snail Mail Notifier’s Simple Power Management To Maximize Battery Life | Donald Papp | [
"Battery Hacks",
"home hacks"
] | [
"battery",
"ESP",
"low power",
"mail notification",
"mail slot",
"wifi"
] | There are no weird, specialized components nor esoteric sleep mode tricks behind the long battery life of
[Zak]’s WiFi mail slot watcher
. Just some sensible design and clever focus on the device’s purpose: to send an HTTP request whenever it detects that the front door’s mail slot has been opened. The HTTP request is ... | 33 | 14 | [
{
"comment_id": "6553486",
"author": "SayWhat?",
"timestamp": "2022-12-20T03:20:08",
"content": "Hmmm I created something similar using a Z-Wave magnetic open/close sensor tied into my HA system which told Alexa to announce “You’ve got mail”",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,458.831585 | ||
https://hackaday.com/2022/12/19/z8000-trump-card-needs-your-help/ | Z8000 Trump Card Needs Your Help | Al Williams | [
"Retrocomputing"
] | [
"z8000",
"zilog"
] | [Smbakeryt] needs your help. He bought a 1984-vintage Z8000 coprocessor card for the PC, but the software is missing in action. Apparently, the co-processor — called a Trump Card — appeared in
Byte
magazine courtesy of the famous [Steve Ciarcia]. The
schematics were published
, and if you sent [Steve] proof that you bu... | 45 | 18 | [
{
"comment_id": "6552939",
"author": "Hitomi",
"timestamp": "2022-12-19T09:03:08",
"content": "Orange card bad! On a more serious note beautiful piece of tech and the ring binder with instructions brings me back to a time where purchasing a product made you feel like a customer and not consumer.",
... | 1,760,372,458.959997 | ||
https://hackaday.com/2022/12/18/solar-cell-fabric-makes-anything-solar/ | Solar Cell Fabric Makes Anything Solar | Al Williams | [
"Solar Hacks"
] | [
"mylar",
"Solar Cells"
] | MIT has been working on very thin solar cells made of a film just a few microns thick. The problem? The cells are so thin that they’re hard to work with. You could make a small solar cell on top of, say, a glass slide, but that’s not all that interesting since you can make perfectly good solar cells that are as fragile... | 16 | 8 | [
{
"comment_id": "6552902",
"author": "Kire",
"timestamp": "2022-12-19T06:12:03",
"content": "On boats, Bimini covers and spray dodgers are often make from Sunbrella fabric. The solar panels are often put elsewhere, or, if incorporated into a hard dodger or Bimini, then they can’t be easily folded ... | 1,760,372,458.882599 | ||
https://hackaday.com/2022/12/18/image-generating-ai-can-texture-an-entire-3d-scene-in-blender/ | Image-Generating AI Can Texture An Entire 3D Scene In Blender | Donald Papp | [
"Art",
"Artificial Intelligence"
] | [
"3d scene",
"blender",
"image generator",
"stable diffusion",
"textures"
] | [Carson Katri] has a fantastic solution to easily add textures to 3D scenes in Blender:
have an image-generating AI create the texture on demand, and do it for you
.
It’s not perfect — the odd door or window feature might suffer from a lack of right angles — but it’s pretty amazing.
As shown here, two featureless block... | 26 | 8 | [
{
"comment_id": "6552865",
"author": "Ren",
"timestamp": "2022-12-19T04:05:12",
"content": "I think there have been some amazing changes in AI recently, such as that Chat thing writing code or emails, and generating “art”.But, I am not sure if it is in the direction that will make improvements to ou... | 1,760,372,459.026013 |
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