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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2023/08/28/the-healing-touch-of-magnetic-tentacles-in-photothermal-lung-cancer-therapy/ | The Healing Touch Of Magnetic Tentacles In Photothermal Lung Cancer Therapy | Maya Posch | [
"Medical Hacks",
"News"
] | [
"magnetism",
"tentacles"
] | Of the body’s organs, the lungs are among the trickiest to take a biopsy and treat cancer in, both due to how important they are, as well as due to their inaccessibility. The total respiratory surface within the average human lungs is about 50 to 75 square meters. Maneuvering any kind of instrument down the endless pas... | 11 | 6 | [
{
"comment_id": "6676758",
"author": "SayWhat?",
"timestamp": "2023-08-28T16:31:26",
"content": "This is quite clever and obvious after someone else thought of it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6676763",
"author": "RunnerPack",
"timest... | 1,760,372,187.980812 | ||
https://hackaday.com/2023/08/28/take-a-peek-at-this-3d-printer/ | Take A PEEK At This 3D Printer | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"exotic filament",
"high temperature print",
"peek"
] | Normally, when you think of PEEK in 3D printing, you think of a part made of PEEK, suitable for lower-temperature plastics. [ND-3D] has a different idea:
printing with PEEK
. You can get the details over on Hackaday.io, and there are a few YouTube videos below. Using a special controller and a halogen lamp, you can mod... | 28 | 7 | [
{
"comment_id": "6676614",
"author": "4ndreas",
"timestamp": "2023-08-28T08:34:42",
"content": "Actually I worked for a company and we filed a patent for exactly this ( US10946578B2 )",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6676637",
"author":... | 1,760,372,188.102804 | ||
https://hackaday.com/2023/08/27/when-does-impedance-matching-a-pcb-trace-become-unavoidable/ | When Does Impedance Matching A PCB Trace Become Unavoidable? | Maya Posch | [
"hardware",
"Science"
] | [
"impedance",
"impedance matching",
"pcb",
"PCB routing",
"route"
] | A common joke in electronics is that every piece of wire and PCB trace is an antenna, with the only difference being whether this was intentional or not. In practical terms, low-frequency wiring is generally considered to be ‘safe’, while higher frequency circuits require special considerations, including impedance (Z)... | 21 | 13 | [
{
"comment_id": "6676576",
"author": "Mike Massen, Perth, Western Australia",
"timestamp": "2023-08-28T05:16:13",
"content": "Good to see, trend to higher frequencies on the march though dimensions smaller too. Guidelines helpful, thanks for posting and nice level of diversity on this forum too, wel... | 1,760,372,188.680816 | ||
https://hackaday.com/2023/08/27/the-briny-depths-give-wine-an-edge-but-how/ | The Briny Depths Give Wine An Edge, But How? | Jenny List | [
"cooking hacks",
"Interest"
] | [
"Chemistry",
"fermentation",
"vinyard",
"wine"
] | Though Hackaday scribes have been known to imbibe a few glasses in their time, it’s fair to say that we are not a wine critic site. When a news piece floated by about a company
getting into trouble for illegally submerging crates of wine
though, our ears pricked up. Why are vintners dumping their products in the sea?
M... | 61 | 14 | [
{
"comment_id": "6676529",
"author": "GameboyRMH",
"timestamp": "2023-08-28T02:42:08",
"content": "There’s probably nothing particularly good about aging at the bottom of the sea, I’m betting it’s mainly a gimmick to convince people with more money than sense to hand a logically indefensible sum of ... | 1,760,372,188.562488 | ||
https://hackaday.com/2023/08/27/hackaday-links-august-27-2023/ | Hackaday Links: August 27, 2023 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"am radio",
"autonomous vehicle",
"cruise",
"hackaday links",
"hackathon",
"hazard",
"Maui",
"robotaxi",
"safety",
"spotify",
"transmitter",
"TVCOG",
"welding",
"white noise",
"wildfire"
] | We mentioned
last week
how robotaxi provider Cruise was having a no-good, very bad week, after one of their driverless taxis picked a fight with a semi, and it was revealed that amorous San Franciscans were taking advantage of the privacy afforded by not having a driver in the front seat. It appears that we weren’t the... | 26 | 6 | [
{
"comment_id": "6676517",
"author": "irox",
"timestamp": "2023-08-28T00:44:49",
"content": "For those interested, but short on time, a quick summary of the welding risks in the video:– Don’t use brake cleaner.– Always wear gloves.– Don’t weld with wet gloves.– Don’t touch your forehead with the rod... | 1,760,372,188.62264 | ||
https://hackaday.com/2023/08/27/card-io-is-a-credit-card-sized-open-source-ecg-monitor/ | Card/IO Is A Credit Card-Sized, Open Source ECG Monitor | Robin Kearey | [
"Medical Hacks"
] | [
"biomedical engineering",
"ecg",
"ESP32-S3"
] | Of all the electrical signals generated by the human body, those coming from the heart are probably the most familiar to the average person. And because it’s also quite simple to implement the required sensors, it makes sense that electrocardiogram (ECG) machines are a popular choice among introductory medical electron... | 23 | 10 | [
{
"comment_id": "6676448",
"author": "Anders Nielsen",
"timestamp": "2023-08-27T20:33:04",
"content": "Nice project! Guess I have the excuse I need to upgrade to KiCAD 7 – gotta see how the solder-on-daughterboard is done.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comm... | 1,760,372,188.263807 | ||
https://hackaday.com/2023/08/27/text-compression-gets-weirdly-efficient-with-llms/ | Text Compression Gets Weirdly Efficient With LLMs | Donald Papp | [
"Artificial Intelligence",
"Software Hacks"
] | [
"compression",
"LLM",
"lossless compression",
"lossy compression",
"neural network",
"text compression",
"winzip"
] | It used to be that memory and storage space were so precious and so limited of a resource that handling nontrivial amounts of text was a serious problem. Text compression was a highly practical application of computing power.
Today it might be a solved problem, but that doesn’t mean it doesn’t attract new or unusual so... | 66 | 24 | [
{
"comment_id": "6676391",
"author": "YGDES",
"timestamp": "2023-08-27T17:10:53",
"content": "Sacré Fabrice ! Après les images, maintenant le texte ! Il a encore cassé Internet :-P",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6676967",
"author": "L... | 1,760,372,188.205321 | ||
https://hackaday.com/2023/08/27/turning-soviet-electronics-into-a-nixie-tube-clock/ | Turning Soviet Electronics Into A Nixie Tube Clock | Donald Papp | [
"clock hacks",
"Teardown"
] | [
"clock",
"nixie",
"retro",
"soviet",
"teardown",
"vintage"
] | Sometimes you find something that looks really cool but doesn’t work, but that’s an opportunity to give it a new life. That was the case when [Davis DeWitt] got his hands on
a weird Soviet-era box with four original Nixie tubes inside
. He tears the unit down, shows off the engineering that went into it and explains wh... | 17 | 4 | [
{
"comment_id": "6676335",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-08-27T14:29:44",
"content": "I’m surprised that a Soviet timer would have English on the face plate.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6676353",
... | 1,760,372,188.040176 | ||
https://hackaday.com/2023/08/27/explore-ffmpeg-from-the-comfort-of-your-browser/ | Explore FFmpeg From The Comfort Of Your Browser | Tom Nardi | [
"Software Hacks"
] | [
"codec",
"compression",
"encoding",
"ffmpeg",
"video",
"web based"
] | If you’re looking to manipulate video, FFmpeg is one of the most powerful tools out there. But with this power comes a considerable degree of complexity, and a learning curve that looks suspiciously like a brick wall. To try and make this incredible tool a bit less obtuse, [Sam Lavigne] has developed a
web interface th... | 24 | 9 | [
{
"comment_id": "6676280",
"author": "IIVQ",
"timestamp": "2023-08-27T11:07:10",
"content": "I spent a good hour googling how to recode a movie so it had the right playback speed. Somehow I ripped it (from a legally owned DVD) with 25fps, but the movie had to play at 23.94 fps to be the right length... | 1,760,372,188.746311 | ||
https://hackaday.com/2023/08/27/linux-on-a-commodore-64/ | Linux On A Commodore 64 | Al Williams | [
"Linux Hacks",
"Retrocomputing"
] | [
"c64",
"commodore 64",
"linux",
"RISC-V"
] | We are used to seeing Linux running on almost everything, but we were a bit taken aback to see [semu-c64] running
Linux on a Commodore 64
. But between the checked-out user name and the caveat that: “it runs
extremely slowly
and it needs a RAM Expansion Unit”, one can already start piecing together what’s happening her... | 31 | 14 | [
{
"comment_id": "6676242",
"author": "Andrew",
"timestamp": "2023-08-27T08:04:55",
"content": "Could have done it on a ‘555.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6676730",
"author": "Selçuk",
"timestamp": "2023-08-28T16:53:51",
... | 1,760,372,188.326872 | ||
https://hackaday.com/2023/08/26/accurate-cycle-counting-on-rp2040-micropython/ | Accurate Cycle Counting On RP2040 MicroPython | Matthew Carlson | [
"Microcontrollers",
"Software Development"
] | [
"dma",
"micropython",
"pwm",
"rp2040"
] | The RP2040 is a gorgeous little chip with a well-defined datasheet and a fantastic price tag. Two SDKs are even offered: one based on C and the other MicroPython. More experienced MCU wranglers will likely reach for the C variant, but Python does bring a certain speed when banging out a quick project or proof of concep... | 14 | 6 | [
{
"comment_id": "6676211",
"author": "jpa",
"timestamp": "2023-08-27T05:28:54",
"content": "To get the best of both worlds (pulse counting and edge counting), you can capture both the number of edges and their timestamps. Then for every time you want an update of the frequency, divide the number of ... | 1,760,372,188.800328 | ||
https://hackaday.com/2023/08/26/going-to-extremes-to-block-youtube-ads/ | Going To Extremes To Block YouTube Ads | Bryan Cockfield | [
"Network Hacks"
] | [
"adblock",
"dns",
"google",
"man-in-the-middle",
"network",
"pfsense",
"user experience",
"youtube"
] | Many users of YouTube feel that the quality of the service has been decreasing in recent years — the platform offers up bizarre recommendations, fails to provide relevant search results, and continues to shove an increasing amount of ads into the videos themselves. For shareholders of Google’s parent company, though, t... | 109 | 26 | [
{
"comment_id": "6676177",
"author": "Andrew",
"timestamp": "2023-08-27T03:11:26",
"content": "Pi-Hole, ublockorigin, noscript, adblocker pro.Different tools for different devices, plus I need protection when I’m away from my home network.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,188.9675 | ||
https://hackaday.com/2023/08/26/gta-6-hacker-found-to-be-teen-with-amazon-fire-stick-in-small-town-hotel-room/ | GTA 6 Hacker Found To Be Teen With Amazon Fire Stick In Small Town Hotel Room | Jenny List | [
"News",
"Security Hacks"
] | [
"Amazon Fire",
"bicester",
"Fire stick"
] | International cybercrime, as portrayed by the movies and mass media, is a high-stakes game of shadowy government agencies and state-sponsored hacking groups. Hollywood casting will wheel out a character in a black hoodie and shades, probably carrying a metallic briefcase as they board an executive jet.
These things are... | 115 | 29 | [
{
"comment_id": "6676142",
"author": "𐂀 𐂅",
"timestamp": "2023-08-27T00:10:07",
"content": "Not enough male teachers for these lads to confide in and see as role models. If I knew him I’d have helped him to really shine, but to do so with lawful opportunities. What a waste.",
"parent_id": null... | 1,760,372,189.126985 | ||
https://hackaday.com/2023/08/26/kitchen-steganography-with-turmeric/ | Kitchen Steganography With Turmeric | Al Williams | [
"Art",
"Science"
] | [
"Chemistry",
"invisibile ink",
"kids",
"SPICE",
"steganography",
"stem"
] | It is a classic rite of passage for nerdy kids to write secret messages using lemon juice. If you somehow missed that, you can’t see the writing until you heat the paper up with, say, an old-fashioned light bulb. If you were a true budding spy, you’d write a boring normal letter with wide spacing and then fill in the b... | 12 | 8 | [
{
"comment_id": "6676121",
"author": "Anders Nielsen",
"timestamp": "2023-08-26T22:00:28",
"content": "Sending messages to the recipient’s Apache log file using GET variables from a public computer is still a favorite of mine..",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,189.415653 | ||
https://hackaday.com/2023/08/26/impulse-buying-a-3040-cnc-machine-what-could-go-wrong/ | Impulse Buying A 3040 CNC Machine, What Could Go Wrong? | Donald Papp | [
"cnc hacks",
"Repair Hacks"
] | [
"3040",
"bent shafts",
"cnc",
"repair",
"restore",
"router"
] | [joekutz] made an impulse purchase of a CNC machine. It was a 3040 CNC that looked reasonably complete and had an attractive price, what could possibly go wrong? As it happens, [joekutz] really didn’t know what he was in for. Sometimes the price is good, but you pay in other ways. But where some would see defeat, [joek... | 46 | 16 | [
{
"comment_id": "6676074",
"author": "jason m",
"timestamp": "2023-08-26T17:08:44",
"content": "I had one of those, designed a usb grbl to parallel converter for it and the upgrade to a 6040. Same design just bigger",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,372,189.767515 | ||
https://hackaday.com/2023/08/26/how-do-they-do-that/ | How Do They Do That? | Elliot Williams | [
"cons",
"Rants"
] | [
"hacker ethic",
"hackers",
"sharing"
] | Last week’s Chaos Communication Camp is kinda a big deal: 6,000 hackers all out in a field all need power, food, drink, networking, and of course, sewage in the middle of nowhere. Oh yeah, plus video services on multiple simultaneous stages, custom phone infrastructure, a postal service, and even a diesel train. How is... | 20 | 7 | [
{
"comment_id": "6676040",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-08-26T14:57:40",
"content": "Human nature includes people that want to have the power and glory in the recognition of others. Your essay shows the folly of putting oneself in a position that excludes coop... | 1,760,372,189.312365 | ||
https://hackaday.com/2023/08/26/2023-cyberdeck-challenge-koat0-portable-terminal/ | 2023 Cyberdeck Challenge: KOAT0 Portable Terminal | Jenny List | [
"contests",
"Cyberdecks"
] | [
"2023 Cyberdeck Challenge",
"cyberdeck",
"raspberry pi",
"vfd"
] | We’ve had cyberdecks as part of the scenery for long enough now that there are a series of common elements that appear across many different builds. The Raspberry Pi, for instance, or the mechanical keyboard, with a 3D printed body. [RobsonCuto]’s KOAT0 Portable Terminal has some of those in a particularly slim and nea... | 16 | 10 | [
{
"comment_id": "6675996",
"author": "Rob",
"timestamp": "2023-08-26T11:30:36",
"content": "Thanks for sharing Jenny! Coud you tag it as part of the ‘deck contest?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6675998",
"author": "OD_1972",
"timestamp... | 1,760,372,189.680206 | ||
https://hackaday.com/2023/08/26/microsoft-discontinues-kinect-again/ | Microsoft Discontinues Kinect, Again | Donald Papp | [
"Kinect hacks",
"News"
] | [
"azure",
"depth camera",
"discontinued",
"Kinect",
"microsoft"
] | The Kinect is a depth-sensing camera peripheral originally designed as a accessory for the Xbox gaming console, and it quickly found its way into hobbyist and research projects. After a second version, Microsoft abandoned the idea of using it as a motion sensor for gaming and it was discontinued. The technology did how... | 17 | 5 | [
{
"comment_id": "6675999",
"author": "Truth",
"timestamp": "2023-08-26T11:49:02",
"content": "Could it be that the core patents are expiring soon and soon the global market will be saturated with a glut of cheap clones ?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comm... | 1,760,372,189.370394 | ||
https://hackaday.com/2023/08/25/bypassing-bitlocker-with-a-logic-analzyer/ | Bypassing Bitlocker With A Logic Analzyer | Dave Rowntree | [
"Security Hacks",
"Software Hacks"
] | [
"bitlocker",
"dislocker",
"fuse",
"logic analyser",
"spi",
"TPM"
] | Security Engineer [Guillaume Quéré] spends the day penetration testing systems for their employer and has pointed out and successfully exploited a
rather obvious weakness
in the
BitLocker full volume encryption
system, which as the linked article says, allows one to simply sniff the traffic between the discrete TPM chi... | 27 | 12 | [
{
"comment_id": "6675951",
"author": "Ewald",
"timestamp": "2023-08-26T05:47:20",
"content": "Hmm, old news?https://labs.withsecure.com/publications/sniff-there-leaks-my-bitlocker-key",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675973",
"author":... | 1,760,372,189.627186 | ||
https://hackaday.com/2023/08/25/qspice-picks-up-where-ltspice-left-us/ | QSPICE Picks Up Where LTSpice Left Us | Dave Rowntree | [
"Software Hacks",
"Tool Hacks"
] | [
"analog",
"c++",
"LTSpice",
"Mike Engelhardt",
"mixed-mode",
"power",
"Qorvo",
"simulation",
"SPICE",
"verilog"
] | [Mike Engelhardt] is a name that should be very familiar to the hardcore electronics nerd. [Mike] is the developer responsible for LTSpice, which is quite likely the most widely used spice-compatible simulator in the free software domain. When you move away from digital electronics and the comfort of software with its ... | 24 | 10 | [
{
"comment_id": "6675929",
"author": "Rich Holmes",
"timestamp": "2023-08-26T03:04:12",
"content": "It’s a shame it’s Windows only. LTSpice runs under WINE and maybe QSPICE does too, but I’ll hold off on trying until I hear someone more WINE-savvy than I has gotten it to work.",
"parent_id": nul... | 1,760,372,189.477227 | ||
https://hackaday.com/2023/08/25/wireless-data-connections-through-light/ | Wireless Data Connections Through Light | Bryan Cockfield | [
"Solar Hacks"
] | [
"data transmission",
"led",
"li-fi",
"lighting",
"solar",
"solar cell",
"visible light",
"wireless"
] | When wired networking or data connections can’t be made, for reasons of distance or practicality, various wireless protocols are available to us. Wi-Fi is among the most common, at least as far as networking personal computers is concerned, but other methods such as LoRa or Zigbee are available when data rates are low ... | 38 | 13 | [
{
"comment_id": "6675898",
"author": "Feinfinger (M-x totally-tame-mode)",
"timestamp": "2023-08-25T23:20:57",
"content": "https://hackaday.com/2005/06/13/ronja-optical-data-link/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675901",
"author": "bw... | 1,760,372,189.842948 | ||
https://hackaday.com/2023/08/25/rocket-range-australia-1950s-style/ | Rocket Range Australia, 1950s Style | Chris Lott | [
"Retrocomputing",
"Space"
] | [
"Australia",
"jindivik",
"test range",
"woomera"
] | The Film and Sound Archive (NFSA) of Australia just released a digitized version of a 1957 film documentary on Australia’s rocket research back in the day ( see video below the break ). The
Woomera test range
is an isolated place about 500 km northwest of Adelaide ( 2021 population 132 ) and hosts a small village, an a... | 11 | 7 | [
{
"comment_id": "6675876",
"author": "Hirudinea",
"timestamp": "2023-08-25T20:50:27",
"content": "I can smell the burning Koalas!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675963",
"author": "Joshua",
"timestamp": "2023-08-26T08:01:27",... | 1,760,372,189.886997 | ||
https://hackaday.com/2023/08/25/hackaday-prize-2023-jumperless-the-jumperless-jumperboard/ | Hackaday Prize 2023: Jumperless, The Jumperless Jumperboard | Dave Rowntree | [
"Hackaday Columns",
"The Hackaday Prize",
"Tool Hacks"
] | [
"2023 Hackaday Prize",
"CH446Q",
"jumper board",
"KiCAD",
"led",
"python",
"Raspberry Pi Pico",
"solderless breadboard",
"wokwi"
] | Jumperless is a jumperless breadboard
with multicolored LED visualization of signals in real-time. Sounds like magic? This beautifully executed entry to the 2023 Hackaday Prize by [Kevin Santo Cappuccio] uses a boatload of CH446Q analog switch ICs to perform the interconnect between the Raspberry Pi Pico header and the... | 9 | 6 | [
{
"comment_id": "6675859",
"author": "Machsimski",
"timestamp": "2023-08-25T19:03:20",
"content": "nice chip for a syntrx kind of arp 2500 synthesizer reissue…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6675892",
"author": "GotNoTime",
"timestamp":... | 1,760,372,189.939042 | ||
https://hackaday.com/2023/08/25/hackaday-podcast-233-chandrayaan-on-the-moon-cyberdecks-hackerspaces-born-at-a-german-computer-camp/ | Hackaday Podcast 233: Chandrayaan On The Moon, Cyberdecks, Hackerspaces Born At A German Computer Camp | Kristina Panos | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | This week, Editor-in-Chief Elliot Williams and Kristina Panos experimented with the old adage that brevity is the soul of wit. That’s right; this week, they’re all Quick Hacks, and that’s to make room for a special series of interviews that Elliot recorded at CCCamp with the pillars of US hackerspace creation. This one... | 5 | 3 | [
{
"comment_id": "6675933",
"author": "CMH62",
"timestamp": "2023-08-26T03:23:23",
"content": "Usually enjoy the podcast immensely and I did like the early things that Elliot and Kristina covered. But have to admit that I felt like the interview went on for a bit too long. Was hard to maintain inte... | 1,760,372,189.98949 | ||
https://hackaday.com/2023/08/24/squid-con-brings-joy-to-all/ | Squid-Con Brings Joy To All | Kristina Panos | [
"Games",
"handhelds hacks"
] | [
"accessibility",
"flexure",
"flexures",
"joy-con",
"joy-cons",
"Nintendo Switch"
] | While we’re always happy to see accessibility aids come into fruition, most of them focus on daily tasks, not that there’s anything wrong with that. But what about having some fun? That’s the idea behind [Akaki Kuumeri]’s
accessibly-awesome Joy-Con controller, the Squid-Con
, which provides access to every button with ... | 2 | 2 | [
{
"comment_id": "6675647",
"author": "Chris Pepin",
"timestamp": "2023-08-25T02:24:57",
"content": "More accessibility options for people to be able to play video games is a GOOD thing! I also think ALL video games should have the option for button remapping. There’s really no excuse for the lack o... | 1,760,372,190.078872 | ||
https://hackaday.com/2023/08/24/hackaday-prize-2023-ubo-project-building-for-builders/ | Hackaday Prize 2023: Ubo Project: Building For Builders | Dave Rowntree | [
"Hackaday Columns",
"Raspberry Pi",
"The Hackaday Prize"
] | [
"amazon echo dot",
"custom PCB",
"google home",
"led",
"raspberry pi",
"resin printing",
"wood veneer"
] | The
Ubo Pod
by [Mehrdad Majzoobi] is a very highly polished extension pack and enclosure for the Raspberry Pi 4, which shows you how far you can go to turn a bare PCB into something that rivals the hardware offerings from Google and others. Gadgets like the Sonos speakers and Amazon or Google’s covert listening devices... | 7 | 3 | [
{
"comment_id": "6675622",
"author": "Steve L",
"timestamp": "2023-08-24T23:42:59",
"content": "Really nice.Too bad you can’t actually BUY a Pi 4 Yeah, I looked, as I do once in a while.It’s half past time for the hobby and business to move on.",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,372,190.034173 | ||
https://hackaday.com/2023/08/24/impossible-wifi-on-an-ancient-mac-portable/ | Impossible WiFi On An Ancient Mac Portable | Jenny List | [
"Retrocomputing"
] | [
"Mac Portable",
"scsi",
"wifi"
] | The Macintosh Portable was possibly one of the coolest computing devices to be seen with back at the end of the 1980s, providing as it did a Mac in a slightly nicer version of the hefty luggable portables of the day than the PC world could offer. Inside was a mere 68000, but it ran Mac OS system 6 and looked light year... | 13 | 7 | [
{
"comment_id": "6675586",
"author": "Steve Gunnell",
"timestamp": "2023-08-24T22:06:59",
"content": "Dutch engineers? Wasn’t WiFi developed by Australian engineers at CSIRO?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675623",
"author": "Chris",... | 1,760,372,190.365897 | ||
https://hackaday.com/2023/08/24/making-electricity-at-the-south-pole/ | Making Electricity At The South Pole | Chris Lott | [
"Engineering",
"Science"
] | [
"antarctica",
"harsh climate",
"McMurdo",
"Power Distribution",
"South Pole"
] | In case you’ve ever wondered how the South Pole research stations are powered, then a recent
blog post,
South Pole Electrical Infrastructure
by anonymous IT engineer [brr] is for you. Among the many issues covered, let’s look at how the electricity is made and, spoiler alert, how the specially formulated AN8 fuel blend... | 78 | 19 | [
{
"comment_id": "6675528",
"author": "Nerd Nerd",
"timestamp": "2023-08-24T19:00:50",
"content": "“There’s more here than you probably need to know”Bwahahahahaha!!!When has that ever stopped any of us? 🤓Anyway, fascinating stuff, and “brr” is such a brilliant pseudonym.",
"parent_id": null,
... | 1,760,372,190.552495 | ||
https://hackaday.com/2023/08/24/smart-garbage-trucks-help-with-street-maintenance/ | Smart Garbage Trucks Help With Street Maintenance | Lewin Day | [
"Hackaday Columns",
"News",
"Original Art"
] | [
"ai",
"cities",
"computer vision",
"Monitoring",
"surveillance",
"urban planning"
] | If you’ve ever had trouble with a footpath, bus stop, or other piece of urban infrastructure, you probably know the hassles of dealing with a local council. It can be incredibly difficult just to track down the right avenue to report issues, let alone get them sorted in a timely fashion.
In the suburban streets of one ... | 42 | 13 | [
{
"comment_id": "6675476",
"author": "Charles Lamb",
"timestamp": "2023-08-24T17:17:00",
"content": "The cameras don’t see anything the trash collectors don’t see. They just extract different information from what they see.",
"parent_id": null,
"depth": 1,
"replies": [
{
"c... | 1,760,372,190.312926 | ||
https://hackaday.com/2023/08/24/an-open-source-mobile-phone-based-on-the-esp32/ | An Open Source Mobile Phone Based On The ESP32 | Jenny List | [
"Cellphone Hacks"
] | [
"ESP32",
"open-source smartphone",
"smartphone"
] | As microcontrollers become ever faster and cheaper, something we’ve been expecting has been an open source smartphone based not upon a high-end chip, but on a cheap commodity one. In the electronic badge arena we’ve come pretty close, but perhaps it’s left to [Gabriel Rochet] to deliver the first one that brings everyt... | 34 | 6 | [
{
"comment_id": "6675449",
"author": "spaceminions",
"timestamp": "2023-08-24T15:34:47",
"content": "This one?https://hackaday.com/2023/08/03/open-source-cell-phone-based-on-esp32/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675451",
"author": "F... | 1,760,372,190.433387 | ||
https://hackaday.com/2023/08/24/india-makes-history-with-chandrayaan-3-landing/ | India Makes History With Chandrayaan-3 Landing | Tom Nardi | [
"Featured",
"News",
"Slider",
"Space"
] | [
"Chandrayaan ISRO",
"moon",
"space exploration"
] | Yesterday, the
Indian Space Research Organization’s (ISRO) Chandrayaan-3 spacecraft
performed a powered soft-landing on the Moon, officially making India the fourth country to achieve a controlled descent to the lunar surface. Up to this point, only the United States, China, and the Soviet Union could boast successful ... | 33 | 10 | [
{
"comment_id": "6675424",
"author": ")(()))(())>",
"timestamp": "2023-08-24T14:06:03",
"content": "I wonder if future Moon rovers will be based on Star 266 chassis. It’s very durable and could do the job much better than yet another soapbox.",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,372,190.79586 | ||
https://hackaday.com/2023/08/25/privacy-and-photography-we-need-to-talk/ | Privacy And Photography, We Need To Talk | Jenny List | [
"cons",
"Interest",
"Rants"
] | [
"coc",
"hacker culture",
"photography"
] | One of the fun aspects of our global community is that there are plenty of events at which we can meet up, hang out, and do cool stuff together. They may be in a Las Vegas convention center, a slightly muddy field in England, or a bar in Berlin, but those of us with a consuming interest in technology and making things ... | 41 | 12 | [
{
"comment_id": "6675831",
"author": "BrightBlueJim",
"timestamp": "2023-08-25T17:28:08",
"content": "And your point is? Technical people meet to enjoy a day or two away from corporate world of perfectly staged photographs and fake smiles. If you disagree then don’t participate.",
"parent_id": n... | 1,760,372,190.88108 | ||
https://hackaday.com/2023/08/25/patching-together-logic-gates/ | Patching Together Logic Gates | Bryan Cockfield | [
"Microcontrollers"
] | [
"ATMega4809",
"digital logic",
"educational",
"logic",
"logic gate",
"microcontroller",
"teaching tool"
] | The digital world offers many advantages over its analog relatives, the use of boolean logic among them. Some of the functions, like NOT, OR, and AND are fairly straightforward and line up nicely with their linguistic counterparts. Others are more elusive, like XOR and NAND. For those just getting their start in digita... | 14 | 10 | [
{
"comment_id": "6675809",
"author": "john",
"timestamp": "2023-08-25T16:20:18",
"content": "Beautiful, great tool for teaching.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6675830",
"author": "fdufnews",
"timestamp": "2023-08-25T17:25:48",
"con... | 1,760,372,190.604187 | ||
https://hackaday.com/2023/08/25/this-week-in-security-winrar-dns-disco-and-no-silver-bullets/ | This Week In Security: WinRAR, DNS Disco, And No Silver Bullets | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"captive portal",
"dns",
"mTLS",
"This Week in Security",
"WinRAR"
] | So what does WinRAR, day trading, and Visual Basic have in common? If you guessed “elaborate malware campaign aimed at investment brokers”, then you win the Internet for the day. This work comes from Group-IB, another cybersecurity company with a research team. They were researching a malware known as DarkMe, and
found... | 1 | 1 | [
{
"comment_id": "6676127",
"author": "William Payne",
"timestamp": "2023-08-26T22:32:43",
"content": "NSA ordered that no binaries shall exist along with their apps in ~1982 software requirements sent to Sandia National Laboratories.OSs used in security-related apps a bad idea for reason that unce... | 1,760,372,190.920985 | ||
https://hackaday.com/2023/08/25/rpdot-the-rp2040-dev-board-barely-bigger-than-the-chip/ | RPDot: The RP2040 Dev Board Barely Bigger Than The Chip | Dan Maloney | [
"Microcontrollers"
] | [
"0201",
"breakout",
"dev board",
"ldo",
"microcontroller",
"rp2040",
"smd"
] | Is
[William Herr]’s RPDot
actually the world’s smallest RP2040 dev board? We can’t say for sure, but at 10 mm on a side, we’d say it has a pretty good shot at the record.
Not that it really matters, mind you — the technical feat of building a fully functional dev board that’s only 3 mm longer on each side than the main... | 33 | 10 | [
{
"comment_id": "6675735",
"author": "adrian",
"timestamp": "2023-08-25T11:21:48",
"content": "Impressively compact.However, I see the castellated edges as a way to connect the ‘difficult’ parts of a design onto a cheap, low-tech pcb that connects external project-specific parts like leds and connec... | 1,760,372,190.99209 | ||
https://hackaday.com/2023/08/25/next-gen-autopilot-puts-a-robot-at-the-controls/ | Next-Gen Autopilot Puts A Robot At The Controls | Bryan Cockfield | [
"Robots Hacks",
"Transportation Hacks"
] | [
"airplane",
"artificial intelligence",
"Autopilot",
"aviation",
"ChatGPT",
"robot",
"robotics"
] | While the concept of automotive “autopilots” are still in their infancy, pretty much any aircraft larger than an ultralight will have some mechanism to at least hold a fixed course and altitude. Typically the autopilot system is built into the airplane’s controls, but
this new system replaces the pilot themselves
in a ... | 19 | 8 | [
{
"comment_id": "6675707",
"author": "Joseph Eoff",
"timestamp": "2023-08-25T08:33:05",
"content": "Otto pilot is coming:https://www.youtube.com/watch?v=WMhYl74vw2c",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675759",
"author": "WonkoTheSaneUK",
... | 1,760,372,191.046187 | ||
https://hackaday.com/2023/08/24/flexure-pcb-actuators-made-before-your-very-eyes/ | Flexure PCB Actuators Made Before Your Very Eyes | Jenny List | [
"hardware"
] | [
"Carl Bugeja",
"flexure joint",
"magnetic actuator",
"pcb actuator"
] | When we see something from [Carl Bugeja], we expect to see flexible PCBs and magnets being pushed to do unexpected things. His latest video in which he
designs a set of PCB actuators using flexure joints
certainly doesn’t fail to please.
His intent is to create a simple actuator in which a magnet is placed over a coil,... | 10 | 6 | [
{
"comment_id": "6675684",
"author": "WestfW",
"timestamp": "2023-08-25T06:15:16",
"content": "Ah. Reports that include information about the failures as well as the successes. Almost like … Science!Very valuable and interesting. Keep it up!",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,372,191.091172 | ||
https://hackaday.com/2023/08/24/supremely-tough-glass-performs-under-pressure/ | Supremely-tough Glass Performs Under Pressure | Donald Papp | [
"chemistry hacks"
] | [
"Chemistry",
"glass",
"materials engineering",
"oxide glass"
] | There’s some nifty research from the University of Bayreuth, together with partners in China and the U.S., on
creating supremely tough aluminosilicate glass
that boasts an unusual structure. The image above represents regular glass structure on the left, and the paracrystalline structure on the right.
Aluminosilicate, ... | 25 | 6 | [
{
"comment_id": "6675646",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-08-25T02:14:57",
"content": "“They’re known for their clarity, but not especially their durability.”I thought Pyrex[tm] was borosilicate.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,191.153076 | ||
https://hackaday.com/2023/08/24/wooden-cnc-sculpture-displays-conways-game-of-life/ | Wooden CNC Sculpture Displays Conway’sGame Of Life | Robin Kearey | [
"Art",
"LED Hacks"
] | [
"CNC machined",
"conways game of life",
"LED display",
"lens"
] | Conway’s
Game of Life
has been the object of fascination for computer hobbyists for decades. Watching the generations tick by is mesmerizing to watch, but programming the data structure and implementing the rules is also a rewarding experience, especially if you’re just getting acquainted with a new computing platform.... | 1 | 1 | [
{
"comment_id": "6676371",
"author": "seth___b___",
"timestamp": "2023-08-27T16:11:32",
"content": "Life is a game that set off a chain reaction in my mind, leading to studying programming theory, mathematics, video game design. Conways contributions are unique in that they inspire us to pursue kno... | 1,760,372,191.193397 | ||
https://hackaday.com/2023/08/24/doppler-speed-sensor-puts-fft-and-agc-to-work/ | Doppler Speed Sensor Puts FFT And AGC To Work | Dan Maloney | [
"Radio Hacks"
] | [
"ACG",
"CDM324",
"Doppler",
"fast fourier transform",
"fft",
"MAX9814",
"radar",
"STM32F031"
] | Some people hate to revisit projects that are done and dusted. We get that; it’s a little like reading a book you’ve already read when there are so many others to choose from. But rereading a book sometimes reveals subtle nuances you missed the first time around, and revisiting projects can be much the same, as with
th... | 6 | 2 | [
{
"comment_id": "6675401",
"author": "Shannon",
"timestamp": "2023-08-24T11:04:15",
"content": "The module is CDM324, not CM324. I googled it and was just finding out about a Panamanian airline’s flight.It’s really interesting how the audio representation of the doppler data of the train passing sou... | 1,760,372,191.237279 | ||
https://hackaday.com/2023/08/23/this-car-has-wooden-performance/ | This Car Has Wooden Performance | Jenny List | [
"Transportation Hacks"
] | [
"car",
"chassi",
"chassis",
"farm hacks",
"lada"
] | If you were to take a look at the car parked closest to where you are sitting, there’s an overwhelming probability that its main structural parts are made of steel. A few might be aluminium and fewer still composite materials, but by and large that’s it for automotive structures. This hasn’t stopped the inventive Russi... | 40 | 11 | [
{
"comment_id": "6675368",
"author": "Dave",
"timestamp": "2023-08-24T06:01:42",
"content": "Stick shift.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675371",
"author": "Joseph Eoff",
"timestamp": "2023-08-24T06:47:19",
"content":... | 1,760,372,191.404841 | ||
https://hackaday.com/2023/08/23/custom-font-generation-means-boss-embossing/ | Custom Font Generation Means Boss Embossing | Kristina Panos | [
"Misc Hacks"
] | [
"custom font",
"Esperanto",
"label maker",
"labelmaker"
] | [Attoparsec] loves learning languages, but says they have a hard time retaining anything. We find that hard to believe given the number of tongues that [Attoparsec] was able to translate into embossing plastic. That’s right,
this project is about making custom font wheels for an embosser
, formerly known as a label mak... | 19 | 8 | [
{
"comment_id": "6675318",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-08-24T02:05:34",
"content": "And from the Title Photo, I thought he was making replacement daisy wheels.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675585",
... | 1,760,372,191.460958 | ||
https://hackaday.com/2023/08/23/pen-plotter-uses-polar-coordinates/ | Pen Plotter Uses Polar Coordinates | Bryan Cockfield | [
"News"
] | [
"cartesian",
"cnc",
"pen plotter",
"plotter",
"polar",
"polar coordinates"
] | To keep track of a location in a two-dimensional space, two measurements are needed. Most of the time, we would naturally think to do this by the Cartesian method, measuring position along one axis and then again along a second axis. But this isn’t the only way of keeping track of position. Polar coordinates, where the... | 12 | 6 | [
{
"comment_id": "6675322",
"author": "Da",
"timestamp": "2023-08-24T02:20:31",
"content": "I have to say that I like this idea a lot. I wondered why no one tried to overcome the polarizing difficulty involved in part coordinates for a plotter. I am now inspired to investigate how to do it myself.",... | 1,760,372,191.651594 | ||
https://hackaday.com/2023/08/23/diy-pan-and-tilt-camera-mount/ | DIY Pan And Tilt Camera Mount | Bryan Cockfield | [
"digital cameras hacks"
] | [
"camera",
"ESP32",
"open source",
"pan and tilt",
"photography",
"remote"
] | Pan and tilt mounts have a number of uses that can increase the functionality of various types of cameras. Security cameras can use them to adjust the field of view remotely, astronomers can use them as telescope mounts to accurately track celestial objects, and of course photographers and videographers can use them to... | 2 | 1 | [
{
"comment_id": "6675273",
"author": "come2",
"timestamp": "2023-08-23T21:11:47",
"content": "It is very polished and professionally-design, so much it seems overengineered, considering the number of features (there is even PoE). I may be wrong, but without a demonstration footage, I fear that the s... | 1,760,372,191.77892 | ||
https://hackaday.com/2023/08/23/2023-cyberdeck-challenge-cybertapedeck/ | 2023 Cyberdeck Challenge: CyberTapeDeck | Tom Nardi | [
"contests",
"Cyberdecks"
] | [
"2023 Cyberdeck Challenge",
"cassette deck",
"tape deck"
] | There seem to be two schools of thought when it comes to picking an enclosure for your cyberdeck project: you either repurpose the carcass of some commercially produced gadget, or you build a new case yourself. The former can lead to some very impressive results, especially if your donor device is suitably vintage, but... | 9 | 4 | [
{
"comment_id": "6675288",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-08-23T22:37:52",
"content": "” he’s mounted a terminal block over the “speaker” ”And that was the reason for the uncanny Valley when I saw it.",
"parent_id": null,
"depth": 1,
"replies": []
}... | 1,760,372,192.021606 | ||
https://hackaday.com/2023/08/23/linux-fu-the-old-school-terminal/ | Linux Fu: The Old School Terminal | Al Williams | [
"Linux Hacks",
"Retrocomputing"
] | [
"linux",
"retrocomputing"
] | Maybe you have a vintage old-school computer. Maybe you have a replica. Maybe you just want to run SIMH and relive the glory days of CP/M or VMS. The problem is, it looks kind of silly to have CP/M running in your beautiful X11 terminal window full of 3D animations, opacity effects, and special fonts. You could buy an ... | 40 | 13 | [
{
"comment_id": "6675215",
"author": "Comedicles",
"timestamp": "2023-08-23T17:27:22",
"content": "Must try it. By the way, if you an find a Philips 150T4 it has composite intput. I use one with Apple II, OSI Challenger, etc. And yes, I set it to green.https://www.download.p4c.philips.com/files/1/15... | 1,760,372,191.738632 | ||
https://hackaday.com/2023/08/23/improving-a-kodak-film-digitizer/ | Improving A Kodak Film Digitizer | Jenny List | [
"digital cameras hacks"
] | [
"8mm",
"film digitiser",
"firmware",
"kodak",
"super 8"
] | Despite the near-complete collapse of its ecosystem in the face of portable videocassette camcorders in the 1980s, somehow the 8 mm format, smallest of the movie films, has survived the decades. There’s a special aura around an 8 mm image which electronic recordings don’t replicate, plus for film makers there’s an attr... | 13 | 8 | [
{
"comment_id": "6675233",
"author": "Charles Lamb",
"timestamp": "2023-08-23T18:49:02",
"content": "Here is the link to the tinkerdifferent posthttps://tinkerdifferent.com/threads/modding-the-kodak-reels-8mm-film-digitizer-firmware-hack.2897/. That is an excellent hack. Looking at those videos I wo... | 1,760,372,191.82549 | ||
https://hackaday.com/2023/08/23/sharkskin-coating-reduces-airliner-fuel-use-emissions/ | Sharkskin Coating Reduces Airliner Fuel Use, Emissions | Lewin Day | [
"Featured",
"Interest",
"Original Art",
"Science",
"Slider"
] | [
"aerodynamic",
"aerodynamics",
"aerospace",
"air travel",
"airline",
"airliner",
"flow",
"planes",
"shark skin",
"sharkskin"
] | The aviation industry is always seeking advancements to improve efficiency and reduce carbon emissions. The former is due to the never-ending quest for profit, while the latter helps airlines maintain their social license to operate. Less cynically, more efficient technologies are better for the environment, too.
One o... | 66 | 21 | [
{
"comment_id": "6675152",
"author": "Alex",
"timestamp": "2023-08-23T14:08:07",
"content": "Great article, very interesting! Just a heads up though, I think there’s a mistake in sentence two. Unless I’m completely missing the joke, the former “latter” should be the “former”.",
"parent_id": null... | 1,760,372,192.130524 | ||
https://hackaday.com/2023/08/23/guitar-distortion-with-diodes-in-code-not-hardware/ | Guitar Distortion With Diodes In Code, Not Hardware | Dan Maloney | [
"Musical Hacks"
] | [
"adc",
"algorithm",
"arduino giga",
"clipping",
"dac",
"disode theory",
"distortion",
"effects",
"guitar",
"pedal",
"Shockley"
] | Guitarists will do just about anything to get just the right sound out of their setup, including purposely introducing all manner of distortion into the signal. It seems counter-intuitive, but it works, at least when it’s done right. But what exactly is going on with the signal? And is there a way to simulate it? Of co... | 14 | 4 | [
{
"comment_id": "6675144",
"author": "Dude",
"timestamp": "2023-08-23T13:41:44",
"content": ">The diodes clip the tops and bottoms off of the sine wavesCoincidentally, the same diode distortion filter can be used to make a pretty good sine wave oscillator for simple analog synths.You start with an i... | 1,760,372,191.971057 | ||
https://hackaday.com/2023/08/23/wooden-wide-angle-wonder-wows-world/ | Wooden Wide-Angle Wonder Wows World | Jenny List | [
"classic hacks"
] | [
"3.5mm",
"film camera",
"home made camera",
"wooden camera"
] | An old-fashioned film camera can be an extremely simple device to make, in that as little as a cardboard box with a pin hole in it will suffice. But that simplicity at heart leaves endless scope for further work, and a home-made camera can be every bit as much a highly-engineered object of beauty as its commercial stab... | 9 | 1 | [
{
"comment_id": "6675140",
"author": "spaceminions",
"timestamp": "2023-08-23T13:19:18",
"content": "From description, lens is a Rodenstock 45mm f/4.5 Apo-Grandagon. It says it’s made for 6×9; but if used on that format, it would somewhat resemble an imaginary 20mm f/2 on a 35mm format. That said, t... | 1,760,372,192.171709 | ||
https://hackaday.com/2023/08/22/slr-to-dslr-conversion-becomes-full-camera/ | SLR To DSLR Conversion Becomes Full Camera | Bryan Cockfield | [
"digital cameras hacks"
] | [
"CCD",
"digital camera",
"full frame",
"i.mx",
"image sensor",
"kodak",
"open source"
] | At least as far as the inner workings are concerned, there’s not a whole lot of difference between an single-lens reflex (SLR) camera that uses film and a digital SLR (DSLR) camera that uses an electronic sensor except the method for capturing the image. So adding the digital image sensor to a formerly analog camera li... | 8 | 5 | [
{
"comment_id": "6675111",
"author": "Madaeon",
"timestamp": "2023-08-23T08:58:36",
"content": "Wow! Impressive!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6675124",
"author": "marco",
"timestamp": "2023-08-23T11:27:11",
"content": "open docume... | 1,760,372,193.983421 | ||
https://hackaday.com/2023/08/22/laforge-demystifies-esim/ | LaForge Demystifies ESIM | Elliot Williams | [
"Cellphone Hacks",
"cons"
] | [
"cell phon",
"eSIM",
"security",
"sim"
] | This talk at Chaos Communications Camp 2023 is probably
everything you want to know about eSIM technology
, in just under an hour. And it’s surprisingly complicated. If you’ve never dug into SIMs before, you should
check out our intro to eSIMs
first to get your feet wet, but once you’re done, come back and watch [LaFor... | 8 | 2 | [
{
"comment_id": "6675112",
"author": "steves",
"timestamp": "2023-08-23T09:01:11",
"content": "Back in my day we’d capitalise the first letter of proper nouns and leave the rest alone, except for acronyms which would generally be all capitals. It was much easier back then.",
"parent_id": null,
... | 1,760,372,193.730516 | ||
https://hackaday.com/2023/08/22/little-ionic-thruster-blows-out-candles-with-ease/ | Little Ionic Thruster Blows Out Candles With Ease | Donald Papp | [
"High Voltage"
] | [
"electric wind",
"high voltage",
"ion thruster",
"ionic wind"
] | Want to generate some thrust by way of an exposed high voltage discharge that looks great when you turn down the lights? [Integza] has
a video showing how to do exactly that
with some simple components. His little thruster manages to blow out candles at surprising distances before being pressed into service propelling ... | 25 | 8 | [
{
"comment_id": "6675057",
"author": "Lee Stella",
"timestamp": "2023-08-22T23:06:45",
"content": "If I apply this to make a huge ion table fan, will it be harmful to my health when I use it?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675059",
"... | 1,760,372,194.054168 | ||
https://hackaday.com/2023/08/22/3d-printing-with-clay-thanks-to-custom-extruder/ | 3D Printing With Clay, Thanks To Custom Extruder | Donald Papp | [
"3d Printer hacks",
"Art"
] | [
"3d printing",
"clay",
"extruder",
"paste extruder"
] | When it comes to 3D printing clay, there are a lot of challenges to be met. An extruder capable of pushing clay is critical, and [davidsfeir] has
an updated version suitable for an Ender 3 printer
. This extruder is based on earlier designs aimed at delta printers, but making one compatible with an Ender 3 helps keep t... | 14 | 5 | [
{
"comment_id": "6675038",
"author": "Tom Brusehaver",
"timestamp": "2023-08-22T20:56:18",
"content": "Now I can print a key engine in ceramic!Who needs metal?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675039",
"author": "Tom Brusehaver",
... | 1,760,372,194.266496 | ||
https://hackaday.com/2023/08/22/start-your-semiconductor-fab-with-this-diy-tube-furnace/ | Start Your Semiconductor Fab With This DIY Tube Furnace | Dan Maloney | [
"Tool Hacks"
] | [
"alumina ceramic",
"arduino",
"fab",
"nichrome",
"pid",
"Quartz",
"semiconductor",
"silicon",
"sodium silicate",
"ssr",
"tube furnace"
] | Most of us are content to get our semiconductors from the usual sources, happily abstracting away the complexity locked within those little epoxy blobs. But eventually, you might get the itch to roll your own semiconductors, in which case you’ll need to start gearing up. And one of the first tools you’ll need is likely... | 4 | 4 | [
{
"comment_id": "6675054",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-08-22T22:35:08",
"content": "At least [Sam Zeloof] has left a trail of bread crumbs for others to follow.I consider this hack to be incremental to playing the field with the big guys.",
"parent_id": nu... | 1,760,372,193.815333 | ||
https://hackaday.com/2023/08/22/2023-cyberdeck-challenge-modular-cyberdeck-creation-kit/ | 2023 Cyberdeck Challenge: Modular Cyberdeck Creation Kit | Brian McEvoy | [
"contests",
"Cyberdecks"
] | [
"2023 Cyberdeck Challenge",
"3D printed parts",
"cyberdeck",
"off the shelf",
"OTS",
"steam deck"
] | We were fortunate to run into [Sp4m] at DEFCON31 and
see his Modular Cyberdeck Creation Kit
in person. In fact, he was wearing it around the hallways like a rogue decker in search of fellow runners. Holding the unit feels like a serious tool because of its weight, mainly from the battery. Everything hangs from a single... | 3 | 2 | [
{
"comment_id": "6675045",
"author": "Tony Moncter",
"timestamp": "2023-08-22T21:46:39",
"content": "Clearly not a single point sling given the two clips used to secure it to the handle",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675193",
"author... | 1,760,372,194.214718 | ||
https://hackaday.com/2023/08/22/decompiling-sonic-runners/ | DecompilingSonic Runners | Matthew Carlson | [
"Games",
"Reverse Engineering"
] | [
"c sharp",
"decompile",
"Ghidra",
"GLSL",
"hsl",
"sonic",
"unity",
"unity engine"
] | Usually, when you hear about games being decompiled and rebuilt, the games are often decades-old relics, loving and saved from the ravages of time. [MattKC] recently
set out to decompile the 2015 game
Sonic Runners
.
The game was a 2D endless runner released on mobile platforms. Despite getting praise for the gameplay,... | 7 | 3 | [
{
"comment_id": "6674982",
"author": "Kryptylomese",
"timestamp": "2023-08-22T17:01:32",
"content": "If you know how to decompile, then everything is open source!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6675010",
"author": "a",
"timest... | 1,760,372,193.77569 | ||
https://hackaday.com/2023/08/22/liberte-egalite-fraternite-france-loses-its-marbles-on-internet-censorship/ | Liberté, égalité, Fraternité: France Loses Its Marbles On Internet Censorship | Jenny List | [
"Current Events",
"News",
"Security Hacks"
] | [
"censorship",
"France",
"malware",
"spyware"
] | Over the years we’ve covered a lot of attempts by relatively clueless governments and politicians to enact think-of-the-children internet censorship or surveillance legislation, but there’s a law from France in the works which we think has the potential to be one of the most sinister we’ve seen yet.
It flew under our r... | 77 | 18 | [
{
"comment_id": "6674894",
"author": "paulvdh",
"timestamp": "2023-08-22T11:13:01",
"content": "If there is anything I would want integrated in a browser, then it is to tell each website that I do not want the cookie shit, do not want to be bothered with those daily annoying popups, and combined wit... | 1,760,372,194.175973 | ||
https://hackaday.com/2023/08/22/random-access-memory-from-a-rotating-drum-in-a-bendix-g15/ | Random Access Memory From A Rotating Drum In A Bendix G15 | Maya Posch | [
"Retrocomputing"
] | [
"Bendix",
"Random-access memory",
"rotating drum"
] | When it’s the 1950s and you are tasked to design a computer system that features not only CPU registers but also a certain amount of RAM, you do not have a lot of options. At this point in time, discrete logic was the rule, and magnetic core memory still fairly new and rather expensive. This is where the rotating drum ... | 28 | 10 | [
{
"comment_id": "6674870",
"author": "Andy Pugh",
"timestamp": "2023-08-22T08:40:30",
"content": "No discussion of drum memory is complete without a link to the “Story of Mel”. (The computer he worked on was even mentioned in the linked video). It gives some insight into how drum memory computers wo... | 1,760,372,193.896108 | ||
https://hackaday.com/2023/08/21/where-did-your-pcb-go-wrong-kiri-knows/ | Where Did Your PCB Go Wrong? KiRI Knows | Matthew Carlson | [
"PCB Hacks",
"Software Hacks"
] | [
"KiCAD",
"plotgitsch"
] | When working on a PCB design in KiCad, it’s helpful that the files are all text and can easily be checked into Git or other source control. However, stepping back through the revisions to determine where precisely a trace got routed wrong can be tricky. [Leandro] started with a simple script that exported the KiCad pro... | 5 | 2 | [
{
"comment_id": "6674836",
"author": "T.T.",
"timestamp": "2023-08-22T05:28:43",
"content": "I literally found this earlier today. I’ll be giving it a try soon.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674849",
"author": ".",
"timestam... | 1,760,372,193.936461 | ||
https://hackaday.com/2023/08/21/looking-back-on-30-years-of-debian/ | Looking Back On 30 Years Of Debian | Maya Posch | [
"Linux Hacks",
"News"
] | [
"debian"
] | The early history of Linux is a rather murky period to most, long before the era of glitzy marketing and proclamations of ‘the Linux desktop’ being the next hot thing. This was also the era when the first Linux distributions were born, as the Linux kernel never came as a whole OS package – unlike the BSDs – which neces... | 18 | 11 | [
{
"comment_id": "6674805",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-08-22T02:12:24",
"content": "Happy Anniversary Debian!(Sad that Ian isn’t with us)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674864",
"author": "JaK"... | 1,760,372,194.594934 | ||
https://hackaday.com/2023/08/21/a-mainframe-computer-for-the-modern-age/ | A Mainframe Computer For The Modern Age | Bryan Cockfield | [
"Retrocomputing"
] | [
"direct programming",
"hardware",
"mainframe",
"memory",
"mini mainframe",
"panel",
"registers",
"retro"
] | The era of mainframe computers and directly programming machines with switches is long past, but plenty of us look back on that era with a certain nostalgia. Getting that close to the hardware and knowing precisely what’s going on is becoming a little bit of a lost art. That’s why [Phil]
took it upon himself to build t... | 50 | 18 | [
{
"comment_id": "6674765",
"author": "Nircable.com",
"timestamp": "2023-08-21T23:13:14",
"content": "look so vintage and traditional for this era.. nice blog bro",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6674777",
"author": "DrWeirEventHorizon",
"... | 1,760,372,194.401672 | ||
https://hackaday.com/2023/08/21/an-effects-pedal-for-keyboards-and-mice/ | An Effects Pedal For Keyboards (and Mice) | Bryan Cockfield | [
"Musical Hacks"
] | [
"dsp",
"effects",
"keyboard",
"mouse",
"music",
"pedal",
"signal processing",
"usb"
] | Effects pedals for musical instruments like electric guitars can really expand a musician’s range with the instrument. Adding things like distortion, echo, and reverb at the push of a button can really transform the sound of a guitar and add depth to a performance. But [Guy] wondered why these effects should be limited... | 4 | 3 | [
{
"comment_id": "6674725",
"author": "qetyuoiuytreu",
"timestamp": "2023-08-21T20:16:47",
"content": "Best so far for WSAD 3d shooters!Great hack after long time for me!Perfect!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6674728",
"author": "Scarlett",... | 1,760,372,194.539527 | ||
https://hackaday.com/2023/08/21/2023-hackaday-prize-two-bee-or-more-bee-swarm-detection/ | 2023 Hackaday Prize: Two Bee Or More Bee Swarm Detection | Matthew Carlson | [
"Artificial Intelligence",
"green hacks"
] | [
"artifical intelligence",
"bee",
"beekeeping",
"LoRa",
"xgboost"
] | In the bustling world of bees, swarming is the ultimate game of real estate shuffle. When a hive gets too crowded or craves a change of scenery, colonies scout out swarms for a new hive. [Captain Flatus O’Flaherty] is a beekeeper trying to capture more native honey bees, and a
custom LoRa-enabled capture hive
helps him... | 6 | 5 | [
{
"comment_id": "6674696",
"author": "Christoph",
"timestamp": "2023-08-21T19:03:14",
"content": "Congrats, it’s an original project.I wonder why a 1W module has been chosen. Pictures of the installation show an antenna on a wooden pole. So getting enough height should be no problem here.The range... | 1,760,372,194.801861 | ||
https://hackaday.com/2023/08/21/luna-25s-demise-raising-fundamental-questions-about-russias-space-program/ | Luna 25’s Demise: Raising Fundamental Questions About Russia’s Space Program | Maya Posch | [
"Featured",
"News",
"Slider",
"Space"
] | [
"luna 25",
"Moon landing"
] | The recent news that Russia’s Luna 25 Moon lander had made
an unexpected lithobraking detour
into the Moon’s surface, rather than the expected soft touchdown was met by a variety of responses, ranging from dismay to outright glee, much of it on account of current geopolitical considerations. Yet politics aside, the fai... | 79 | 20 | [
{
"comment_id": "6674697",
"author": "Jon H",
"timestamp": "2023-08-21T19:09:14",
"content": "That wasn’t a crash, they heard there was a Ukrainian restaurant there.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674862",
"author": "JohnU",
... | 1,760,372,195.376947 | ||
https://hackaday.com/2023/08/21/mass-production-3d-printing-hack-chat/ | Mass Production 3D Printing Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"Hack Chat"
] | Join us on Wednesday, August 23 at noon Pacific for the
Mass Production 3D Printing Hack Chat
with Gabe Bentz!
We’ll take a wild guess and say that right now, within arm’s length of wherever you’re reading this, there’s something that was produced by injection molding. Look around; it’s there someplace, and whatever it... | 13 | 3 | [
{
"comment_id": "6674679",
"author": "DavidO",
"timestamp": "2023-08-21T18:09:41",
"content": "Fun fact: The head picture is from Prusa’s farm in Prague, Czechia:https://stock.adobe.com/it/images/prusa-research-3d-printing-farm-in-prague-czech-republic/301117847I thought Slant 3D use their own, not ... | 1,760,372,195.115073 | ||
https://hackaday.com/2023/08/21/resin-printer-temperature-mods-and-continuous-ipa-filtration/ | Resin Printer Temperature Mods And Continuous IPA Filtration | Maya Posch | [
"3d Printer hacks"
] | [
"3D resin printer",
"IPA"
] | Two essential parts to producing successful resin 3D prints: keeping resin at its optimal temperature and lots and lots of IPA to clean the printed parts with after printing. Unfortunately, most consumer MSLA printers do not come with a resin tray heater, and tossing out IPA after every cleaning session because of some... | 33 | 11 | [
{
"comment_id": "6674638",
"author": "Raukk",
"timestamp": "2023-08-21T15:49:14",
"content": "I remember seeing this, or something like this on Reddit a while ago. It’s a really nice setup, but one important question was unknown: “How many KG of resin can the filter clean before you have to replace ... | 1,760,372,195.062257 | ||
https://hackaday.com/2023/08/21/the-clathrate-gun-hypothesis-unearthing-puzzles-of-warming-events-past/ | The Clathrate Gun Hypothesis: Unearthing Puzzles Of Warming Events Past | Lewin Day | [
"Hackaday Columns",
"Science",
"Slider"
] | [
"clathrate gun",
"climate change",
"global warming",
"greenhouse effect",
"greenhouse gases",
"methane"
] | As the Earth continues to warm at a worrying rate, scientists continue to work to understand the processes and mechanisms at play. Amidst the myriad of climate-related theories and discussions, the clathrate gun hypothesis stands out not only for its intriguing name but for the profound implications it might have on ou... | 36 | 14 | [
{
"comment_id": "6674630",
"author": "MmmDee",
"timestamp": "2023-08-21T15:02:58",
"content": "Great article regarding a topic on which I was previously unaware. One might caution you that providing an alternate source of global warming (other than man-made) might be considered heresy by many.",
... | 1,760,372,194.990893 | ||
https://hackaday.com/2023/08/21/adding-mmio-ram-on-the-rp2040/ | Adding MMIO RAM On The RP2040 | Matthew Carlson | [
"Microcontrollers"
] | [
"QSPI",
"rp2040",
"ssi",
"xip"
] | [Dmitry Grinberg] is an adept tinkerer who wanted a much larger RAM space on his Raspberry Pi 2040 (RP2040) than the measly 264kb on-board SRAM. The chip does support 16MB of off-flash memory via a QSPI bus, but this must be accessed explicitly rather than being memory mapped. With clever trickery involving XIP (Execut... | 19 | 8 | [
{
"comment_id": "6674597",
"author": "haaad",
"timestamp": "2023-08-21T11:53:30",
"content": "nice",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6674603",
"author": "imqqmi",
"timestamp": "2023-08-21T13:05:34",
"content": "So basically the XIP can... | 1,760,372,194.859989 | ||
https://hackaday.com/2023/08/21/building-a-hydraulic-lego-excavator-using-standard-pneumatic-cylinders/ | Building A Hydraulic Lego Excavator Using Standard Pneumatic Cylinders | Maya Posch | [
"Toy Hacks"
] | [
"hydraulics",
"lego"
] | Everyone already knows that Lego Technic is pretty rad when it comes to existing, pre-made kits, but there’s also quite a bit of hacking potential left. One such area is the lack of hydraulics in Lego Technic, an egregious oversight that [Brick Technology] simply had to correct. His effort results in a partially hydrau... | 12 | 5 | [
{
"comment_id": "6674589",
"author": "Steve",
"timestamp": "2023-08-21T10:46:32",
"content": "So, who’s going to be “that guy” and point out that Lego did a whole range of pneumatic sets?https://en.m.wikipedia.org/wiki/Lego_pneumatics",
"parent_id": null,
"depth": 1,
"replies": [
{... | 1,760,372,194.914668 | ||
https://hackaday.com/2023/08/20/2023-hackaday-prize-a-reusable-plant-monitor/ | 2023 Hackaday Prize: A Reusable Plant Monitor | Matthew Carlson | [
"green hacks",
"home hacks"
] | [
"ESP32",
"ESP32-S3",
"homeassistant",
"indoor plants",
"solar"
] | [Ovidiu] cares for their house plants, trying to dial in the perfect soil humidity and light levels. However, many cheap monitors tend to rust after a few weeks of sitting in a damp, slightly acidic environment. By creating a
custom plant monitor with a removable probe
, not only can [Ovidiu] integrate better with thei... | 6 | 3 | [
{
"comment_id": "6674555",
"author": "Calin",
"timestamp": "2023-08-21T05:22:01",
"content": "Speaking of plant sensors with removable capacitive soil probe, I have made a homeassistant compatible sensor just like this that runs one year on replaceable CR2032 batteries. You can check it out here if ... | 1,760,372,195.199941 | ||
https://hackaday.com/2023/08/20/tiny-spheres-hiding-in-your-display/ | Tiny Spheres Hiding In Your Display | Adam Fabio | [
"hardware"
] | [
"anisotropic conductive film",
"conductive tape",
"lcd"
] | Liquid crystal and Organic LED displays have revolutionized portable computing. They’re also made of glass. Which presents a problem: How do we get electrical signals from fiberglass circuit boards to the glass displays? The answer is
double-sided adhesive tape
. But we’re not talking about packing tape here. As [Break... | 6 | 5 | [
{
"comment_id": "6674533",
"author": "TG",
"timestamp": "2023-08-21T02:07:01",
"content": "Pretty ingenious solution. I bet whoever came up with that was pleased.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6674535",
"author": "Nick Bild",
"timestam... | 1,760,372,195.154136 | ||
https://hackaday.com/2023/08/20/hackaday-links-august-20-2023/ | Hackaday Links: August 20, 2023 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"ansi",
"bomb scare",
"CME",
"coronal mass ejection",
"DEF CON",
"escape",
"exploit",
"hackaday links",
"helicopter",
"IMU",
"Ingenuity",
"mars",
"navigation",
"robotaxi",
"san francisco",
"self-driving",
"should have used a 555"
] | In some ways, we’ve become a little jaded when it comes to news from Mars, which almost always has to do with the
Ingenuity
helicopter completing yet another successful flight. And so it was with
the report of flight number 54 — almost
. It turns out that the previous flight, which was conducted on July 22, suffered a ... | 14 | 9 | [
{
"comment_id": "6674505",
"author": "Marc",
"timestamp": "2023-08-20T23:41:25",
"content": "ANSI (or in this case pre-ANSI) escape sequences were discovered to be a vulnerability 50 years ago, when I was in college. The school had a PDP-10 timesharing system that originally had an ASR-33 for the s... | 1,760,372,195.253241 | ||
https://hackaday.com/2023/08/20/only-8-chips-make-a-cpu/ | Only 8 Chips Make A CPU | Jenny List | [
"computer hacks"
] | [
"homebrew cpu",
"serial CPU",
"ttl"
] | We’re no stranger to homemade CPUs on these pages, but we think that [Jiri Stepanovsky]’s 16-bit serial CPU might be a little special. Why?
It has an astonishingly low chip count, with only 8 ICs in total
. How on earth does he do it?
While a traditional TTL CPU has a relatively high chip count due to a parallel data b... | 61 | 20 | [
{
"comment_id": "6674464",
"author": "Steve Casselman",
"timestamp": "2023-08-20T20:39:07",
"content": "Put it in an FPGA.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674497",
"author": "Pat",
"timestamp": "2023-08-20T22:44:04",
"... | 1,760,372,195.476165 | ||
https://hackaday.com/2023/08/20/a-bubble-machine-built-from-scrap/ | A Bubble Machine Built From Scrap | Al Williams | [
"Toy Hacks"
] | [
"bubble machine",
"diy",
"maker",
"school project"
] | Not every project has to be an AI-powered particle accelerator using lasers. Sometimes simple projects can be very satisfying, and a simple project can be a great gateway to introduce a friend or a child to our hacker ways. That’s why we noticed [Crazy Science’s]
bubble machine
upcycled from a CD and a water bottle. It... | 10 | 4 | [
{
"comment_id": "6674436",
"author": "FunnyThingsButWritten",
"timestamp": "2023-08-20T17:33:53",
"content": "Secretly, deep down inside, you DO want this project to be an AI-powered particle accelerator using lasers.“There are plenty of other additions you could try. LED lighting or even a laser or... | 1,760,372,195.519007 | ||
https://hackaday.com/2023/08/20/open-source-waterwheel/ | Open Source Waterwheel | Navarre Bartz | [
"green hacks"
] | [
"generator",
"hydro power",
"hydroelectric",
"hydroelectricity",
"hydropower",
"off grid",
"off the grid",
"water",
"water wheel",
"water-powered"
] | Here in the West, power going out is an unusual event. But in more remote regions like the Himalayas, reliable electricity isn’t a given. A group of local craftspeople, researchers, and operators in Nepal have worked together to devise a
modular waterwheel system
.
Based on a 20-30 cm-wide bucket module consisting of o... | 28 | 5 | [
{
"comment_id": "6674423",
"author": "toms106",
"timestamp": "2023-08-20T16:22:24",
"content": "Circa 1985, a Japanese NGO provided small hydro generators to the Annapurna region. It provided enough for lighting but unfortunately caused fires. The survivors stopped using electric lights.",
"pare... | 1,760,372,195.803566 | ||
https://hackaday.com/2023/08/20/roboagent-gets-its-mt-act-together/ | RoboAgent Gets Its MT-ACT Together | Michael Shaub | [
"Artificial Intelligence",
"News",
"Robots Hacks",
"Science"
] | [
"Carnegie Mellon University",
"computer vision",
"generalization",
"kitchen",
"kitchen hacks",
"machine learning",
"meta",
"research",
"research project",
"robot",
"robot arm",
"training data",
"trajectory"
] | Researchers at Carnegie Mellon University have shared a pre-print paper on generalized robot training within a small “practical data budget.” The team developed a system that breaks movement tasks into 12 “skills” (e.g., pick, place, slide, wipe) that can be combined to create new and complex trajectories within at lea... | 6 | 4 | [
{
"comment_id": "6674380",
"author": "Andrew",
"timestamp": "2023-08-20T11:11:04",
"content": "Can it pass butter?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6674390",
"author": "victor",
"timestamp": "2023-08-20T12:20:48",
"content": "Why the ... | 1,760,372,195.740459 | ||
https://hackaday.com/2023/08/20/3d-printed-woven-coasters-save-tabletops-in-style/ | 3D-Printed Woven Coasters Save Tabletops In Style | Kristina Panos | [
"3d Printer hacks",
"how-to",
"Misc Hacks"
] | [
"3d printing",
"basket weaving",
"coaster",
"stake and strand",
"weaving",
"weaving PLA"
] | When regular people think of 3D printing, they likely imagine semi-newfangled objects like twisty vases and useless trinkets. But there is so much more to 3D printing, as
[andrei.erdei]’s printed, woven coasters
demonstrate.
The design is based on the stake and strand basket weaving technique, which uses rigid strips c... | 6 | 3 | [
{
"comment_id": "6674386",
"author": "ono",
"timestamp": "2023-08-20T12:09:18",
"content": "Awesomely interesting topic, from the greatest writer here.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674400",
"author": "mnsirh",
"timestamp": ... | 1,760,372,195.968683 | ||
https://hackaday.com/2023/08/19/modeling-a-guitar-for-circuit-simulation/ | Modeling A Guitar For Circuit Simulation | Bryan Cockfield | [
"Musical Hacks"
] | [
"circuit",
"effects",
"equivalent circuit",
"guitar",
"model",
"music",
"numerical solution",
"simulation",
"SPICE"
] | Guitar effects have come a long way from the jangly, unaltered sounds of the 1950s when rock and roll started picking up steam. Starting in large part with [Jimi Hendrix] in the 60s, the number of available effects available to guitarists snowballed in the following decades step-by-step with the burgeoning electronics ... | 20 | 9 | [
{
"comment_id": "6674357",
"author": "Reluctant Cannibal",
"timestamp": "2023-08-20T08:24:00",
"content": "The most impressive guitar effect is undoubtedly distortion and feedback and can be easily achieved by turning your Marshall stack up to 11 and standing right in front of it with guitar in hand... | 1,760,372,196.078661 | ||
https://hackaday.com/2023/08/19/off-grid-radio-also-repairable-off-grid/ | Off-Grid Radio Also Repairable Off-Grid | Bryan Cockfield | [
"Radio Hacks"
] | [
"amateur",
"arduino",
"atmega328p",
"ham",
"low power",
"parts drawer",
"QRP",
"radio",
"scamp",
"through hole"
] | Low-power radios, often referred to in the amateur radio community as QRP radios, have experienced a resurgence in popularity lately. Blame it on certain parts of the hobby become more popular, like Parks on the Air (POTA) or Summits on the Air (SOTA). These are events where a radio operator operates off-grid at remote... | 33 | 10 | [
{
"comment_id": "6674338",
"author": "KDawg",
"timestamp": "2023-08-20T03:41:42",
"content": "Off the shelf parts … from where digikey and Amazon? I haven’t seen a local electronics supplier in 15 years and I live in a town full of recording studios that need constant repair to their sometimes 30 ye... | 1,760,372,195.923972 | ||
https://hackaday.com/2023/08/18/measuring-plancks-constant-again/ | Measuring Planck’s Constant (Again) | Al Williams | [
"Science"
] | [
"meaurement",
"physics",
"planck's constant"
] | There are many well-known physical constants, but it always interests us when someone can approximately measure them using equipment you probably have. We could pretend it is because we want to help kids do science projects, but who are we really kidding? It is just the cool factor. [Stoppi] shows us
several neat ways ... | 8 | 4 | [
{
"comment_id": "6674163",
"author": "Zellers",
"timestamp": "2023-08-19T05:52:50",
"content": "What if I don’t ‘need’ to translate the page ?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674179",
"author": "Dave",
"timestamp": "2023-08-19... | 1,760,372,195.850878 | ||
https://hackaday.com/2023/08/18/a-6502-overlay-debugger/ | A 6502 Overlay Debugger | Chris Lott | [
"Microcontrollers",
"Retrocomputing"
] | [
"6502",
"breadboard",
"debugger",
"in-circuit debugger"
] | Retired hardware engineer [Plasmode] recently took on the challenge of building a debugger for the 6502 designed to sit atop the microprocessor while seated in a solder less breadboard. The result is the
Diagnostic Overlay for W65C02 Breadboard
, consisting of 128 kB SRAM and a 1250-gate CPLD. Except being 0.8 in wide,... | 6 | 5 | [
{
"comment_id": "6674174",
"author": "Thomas Anderson",
"timestamp": "2023-08-19T07:07:05",
"content": "There’s a problem with the blue wire",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674178",
"author": "Raster",
"timestamp": "2023-08-19... | 1,760,372,196.020934 | ||
https://hackaday.com/2023/08/18/transforming-a-keyboard-to-a-mouse-in-software/ | Transforming A Keyboard To A Mouse In Software | Al Williams | [
"Linux Hacks",
"Software Development"
] | [
"keyboard",
"libevdev",
"linux",
"mouse"
] | You’ve probably heard the old saying that if it looks like a duck, and it quacks like a duck… So when is a keyboard a mouse? When software makes it quack like a mouse — that is, if mice quacked. [Blackle Mori] took a cheap USB keypad and, using the libevdev Linux system,
made it impersonate a mouse
.
The code on
GitHub... | 8 | 5 | [
{
"comment_id": "6674068",
"author": "sgdfm",
"timestamp": "2023-08-18T20:09:09",
"content": "IIRC Windows had that feature since forever, it’s enabled somwehre in accessibility settings and can be toggled on/off with NumLock key. Another way would be to use AutoHotkey script.",
"parent_id": nul... | 1,760,372,196.122908 | ||
https://hackaday.com/2023/08/18/smart-doorbell-focuses-on-privacy/ | Smart Doorbell Focuses On Privacy | Bryan Cockfield | [
"home hacks"
] | [
"doorbell",
"ESP32",
"home automation",
"phot",
"privacy",
"SnapShot",
"usb"
] | As handy as having a smart doorbell is, with its ability to remotely see who’s at the front door from anywhere with an Internet connection, the off-the-shelf units are not typically known for keeping user privacy as a top priority. Even if their cloud storage systems were perfectly secure (which is not a wise assumptio... | 11 | 5 | [
{
"comment_id": "6674085",
"author": "Steven-X",
"timestamp": "2023-08-18T21:22:52",
"content": "Honest question: if its a doorbell cam, what would the privacy issues be? It not like its in your bedroom.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674091... | 1,760,372,196.174253 | ||
https://hackaday.com/2023/08/18/a-quarter-century-of-the-imac/ | A Quarter Century Of The IMac | Jenny List | [
"Featured",
"History",
"Retrocomputing"
] | [
"25 years",
"apple",
"imac"
] | Growing older as an engineer turns out to be a succession of moments in which technologies and devices which you somehow still imagine to be cool or exciting, reveal themselves in fact to be obsolete, indeed,
old
. Such a moment comes today, with the25th anniversary of the most iconic of 1990s computers, Apple’s
iMac
.... | 39 | 17 | [
{
"comment_id": "6674003",
"author": "Ostracus",
"timestamp": "2023-08-18T17:05:28",
"content": "Touchscreen iMac.https://youtu.be/oZGswRH4wbM",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6674008",
"author": "Twisty Plastic",
"timestamp": "2023-08-18... | 1,760,372,196.256181 | ||
https://hackaday.com/2023/08/18/609896/ | Hackaday Podcast Ep 232: Chaos Communications Camp Placeholder Edition | Elliot Williams | [
"Hackaday Columns",
"News"
] | [] | Editor-in-Chief Elliot Williams is off at
Chaos Communications Camp
, and Assistant Editor Tom Nardi is off on vacation, so there’s no real podcast this week.
If you need something to watch,
let us suggest the talks
!
Or listen to our pathetic excuses here:
Honestly, you’d be better off not downloading this one.
Where ... | 3 | 2 | [
{
"comment_id": "6674057",
"author": "a_do_z",
"timestamp": "2023-08-18T19:13:50",
"content": ":-(Now what am I supposed to listen to on my Friday evening commute?Safe travels and happy vacationing wishes to the guys.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment... | 1,760,372,196.296346 | ||
https://hackaday.com/2023/08/18/cooling-off-the-bus-stop/ | Cooling Off The Bus Stop | Navarre Bartz | [
"Transportation Hacks"
] | [
"bus stop",
"climate change",
"cooling",
"public transportation",
"radiant cooling",
"temperature",
"thermal regulation"
] | If you’ve taken the bus in the summer, you know it can get hot while you wait on your ride, even if there is a roof over the stop. Researchers at the University of Seville have devised a way to
keep you cooler
while you wait.
As temperatures around the world get warmer due to climate change, keeping cool in the summer ... | 49 | 7 | [
{
"comment_id": "6673986",
"author": "mrsh",
"timestamp": "2023-08-18T16:27:09",
"content": "There’s an easier solution: do not use pubic transport. Ride a bicycle or drive a car.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6673993",
"author": "sp... | 1,760,372,196.484819 | ||
https://hackaday.com/2023/08/19/the-mysterious-case-of-the-disappearing-inventor/ | The Mysterious Case Of The Disappearing Inventor | Navarre Bartz | [
"News",
"Solar Hacks"
] | [
"history",
"solar cell",
"solar panel"
] | When combing through the history of technological innovation, we often find that pinning down a given inventor of something can be tricky. [Foeke Postma] at Bellingcat shows us that even the Smithsonian can get it wrong when
given faulty information
.
The mystery in question is the disappearance of inventor [George Cov... | 10 | 2 | [
{
"comment_id": "6674325",
"author": "Giovanni",
"timestamp": "2023-08-20T00:50:21",
"content": "The article is very technical, so it is fairly easy to miss some of the subtle things I have inferred.As was customary in the early 1900s, many photographers waiting on a long exposure would most likely ... | 1,760,372,196.546522 | ||
https://hackaday.com/2023/08/19/linux-running-on-not-a-lot/ | Linux, Running On Not A Lot | Jenny List | [
"Linux Hacks"
] | [
"ESP32",
"linux",
"microcontroller"
] | There are many possible answers to the question of what the lowest-powered hardware on which Linux could run might be, but it’s usually a pre-requisite for a Linux-capable platform to have a memory management unit, or MMU. That’s not the whole story though, because there are microcontroller-focused variants of the kern... | 31 | 12 | [
{
"comment_id": "6674275",
"author": "Jack Dansen",
"timestamp": "2023-08-19T20:18:18",
"content": "Reminds me of those rootable SD cards with wifi that allow sharing pictures from a camera that turned out to be running linux. Those have to be in the running for lowest power, lowest hardware linux.... | 1,760,372,196.692902 | ||
https://hackaday.com/2023/08/19/off-grid-ev-charging/ | Off-Grid EV Charging | Bryan Cockfield | [
"green hacks"
] | [
"battery",
"charger",
"charging",
"electric vehicle",
"ESP32",
"ev",
"green",
"lithium iron phosphate",
"photovoltaic",
"solar panels"
] | There are plenty of reasons to install solar panels on one’s home. Reducing electric bills, reducing carbon footprint, or simply being in a location without electric service are all fairly common. While some of those might be true for [Dominic], he had another motivating factor. He wanted to install a charger for his e... | 41 | 12 | [
{
"comment_id": "6674248",
"author": "Doug Leppard",
"timestamp": "2023-08-19T18:13:42",
"content": "I have solar now at the house. But may build a homestead in the near future. So I will follow this with interest.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_i... | 1,760,372,196.624804 | ||
https://hackaday.com/2023/08/19/chaos-and-camping/ | Chaos And Camping | Elliot Williams | [
"cons"
] | [
"camp",
"chaos communications camp",
"hacker culture"
] | In a field somewhere north of Berlin right now, around 5,500 hackers and their family members are blinking, coding, building, giving talks, and simply hanging out. Once every four years, the German hacker scene gathers and gets burned by the day star, despite the ample warnings to apply copious sunscreen.
CCCamp is a m... | 14 | 3 | [
{
"comment_id": "6674240",
"author": "Nuit",
"timestamp": "2023-08-19T16:58:01",
"content": "Do not forget the mch or Sha in Denmark, which is also every 4 years but exactly opposite timing to cccamp :) that’s how you can have his awesomeness every 2 years.",
"parent_id": null,
"depth": 1,
... | 1,760,372,196.982962 | ||
https://hackaday.com/2023/08/19/new-take-on-the-camera-obscura-brings-paris-indoors/ | New Take On The Camera Obscura Brings Paris Indoors | Dan Maloney | [
"classic hacks"
] | [
"camera obscura",
"Dove prism",
"Eiffel Tower",
"Paris",
"pinhole",
"prism"
] | We haven’t checked, but we’ll go out on a limb here and say this is the first project we’ve featured with a BOM that includes “an apartment in Paris with a breathtaking view of the Eiffel Tower.” We suppose there are other places in the world where
a giant camera obscura
like this would work too, but you’ve got to admi... | 13 | 6 | [
{
"comment_id": "6674215",
"author": "NotMyName",
"timestamp": "2023-08-19T13:32:59",
"content": "See alsohttps://youtu.be/AIVH6LmBvt4?t=125",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6674218",
"author": "IIVQ",
"timestamp": "2023-08-19T13:39:21",
... | 1,760,372,196.739354 | ||
https://hackaday.com/2023/08/19/a-time-lapse-film-not-a-time-lapse-video/ | A Time-Lapse Film, Not A Time-Lapse Video | Jenny List | [
"classic hacks"
] | [
"16mm",
"bolex",
"film",
"timelapse"
] | We’re used to time-lapse photography being merely a feature of our smartphone camera app, but of course it has its origins in film. A movie camera would be triggered frame by frame at fixed intervals, with the result being the timelapse. A dead art, you might wonder, were it not for [Kevin Santo Cappuccio],
who is capt... | 7 | 4 | [
{
"comment_id": "6674209",
"author": "adrian",
"timestamp": "2023-08-19T12:51:39",
"content": "It’s really interesting. Thank you for sharing it. I’ve seen another unusual Bolex experiment :http://tomwilkinson.com/sculpture/gallery_work/bike_bolex.html",
"parent_id": null,
"depth": 1,
"... | 1,760,372,196.878552 | ||
https://hackaday.com/2023/08/18/an-odd-home-computer-from-the-1980s/ | An Odd Home Computer From The 1980s | Al Williams | [
"Retrocomputing"
] | [
"CP/M",
"Cromemco",
"S100"
] | If you were around when the Altair 8800 was king, you might remember the name Cromemco. They were an early vendor of add-ons for the Altair, along with companies like Godbout and Morrow. The company was mostly famous for a very crude digital camera for the Altair and a similarly-crude graphics interface card. They grad... | 17 | 6 | [
{
"comment_id": "6674164",
"author": "Thomas Brusehaver",
"timestamp": "2023-08-19T06:04:07",
"content": "It was a funny time ln the early 80s. The z80 and 68000 were going multi user with mp/m and early unix like (cromix?). Even Ohio Scientific had a multi user is for the 6502 (os/65u).Then came th... | 1,760,372,196.93299 | ||
https://hackaday.com/2023/08/18/this-week-in-security-tunnelcrack-mutant-and-not-discord/ | This Week In Security: TunnelCrack, Mutant, And Not Discord | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"apple",
"Mutant",
"This Week in Security",
"TunnelCrack"
] | Up first is
a clever attack against VPNs
, using some clever DNS and routing tricks. The technique is known as TunnelCrack (
PDF
), and every VPN tested was vulnerable to one of the two attacks, on at least one supported platform.
The first attack assumes an attacker is on the same network as the victim, and works by m... | 10 | 3 | [
{
"comment_id": "6673985",
"author": "xnopasaranx",
"timestamp": "2023-08-18T16:17:53",
"content": "Regarding the discord.io leak: it will be “all” of us, when FOSS project keep on using that platform. It’s a proprietary mess, invented for gamers. I will never understand why hackers use this, as it ... | 1,760,372,197.04398 | ||
https://hackaday.com/2023/08/18/data-recovery-in-the-woodshed/ | Data Recovery In The Woodshed | Al Williams | [
"Misc Hacks",
"Repair Hacks"
] | [
"data recovery"
] | A 1TB drive fails. How do you recover the data? If you are like us, you imagine a high-tech lab with serious-looking technicians and engineers. [John Graham-Cumming]
managed it in his woodworking shop
. Granted, it was a solid-state drive, so a clean room wasn’t necessary, but we still found it an unexpected story.
[Jo... | 26 | 3 | [
{
"comment_id": "6673941",
"author": "Bill Gates",
"timestamp": "2023-08-18T13:15:21",
"content": "Would not trust that drive for anything but temp storage. Great outcome of the story mind you.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6674186",
... | 1,760,372,197.108807 | ||
https://hackaday.com/2023/08/18/over-the-top-programmable-resistor-looks-the-part-and-performs/ | Hackaday Prize 2023: Over-the-Top Programmable Resistor Looks The Part And Performs | Dan Maloney | [
"Tool Hacks"
] | [
"decade",
"metrology",
"precision",
"programmable",
"resistor",
"scpi",
"stm32"
] | Every once in a while we get wind of a project that we’re reluctant to write up for the simple reason that it looks too good to be true. Not that projects need to be messy to be authentic, mind you, but there are some that are just so finished and professional looking that it gives us a bit of pause.
[Sebastian]’s prog... | 18 | 10 | [
{
"comment_id": "6673903",
"author": "CJay",
"timestamp": "2023-08-18T08:46:16",
"content": "Would genuinely have had trouble working out that’s not a commercial product, amazing.The only thing that gives it away is the interior of the case (the PCBs etc, totally professional) and even then small ru... | 1,760,372,197.314646 | ||
https://hackaday.com/2023/08/17/2023-cyberdeck-contest-a-toddlers-cyberdeck/ | 2023 Cyberdeck Contest: A Toddler’s Cyberdeck | Dave Rowntree | [
"contests",
"Cyberdecks",
"Hackaday Columns"
] | [
"Arduino Mega 2560",
"ChatGPT",
"cyberdeck",
"portable"
] | [Josh] has a child and what do children like more than stuffing random things into their mouths? Pushing buttons, twiddling knobs, and yanking things of course! So [Josh] did what any self-respecting hacker would do and
built his little man a custom cyberdeck
.
The build follows the usual route of some electronics wedg... | 5 | 5 | [
{
"comment_id": "6673883",
"author": "Kade",
"timestamp": "2023-08-18T06:14:29",
"content": "What a fun and awesome project, well executed!! I thought about doing something similar, but instead of doing all the button/switch wiring I would integrate an IR receiver and an old (but real) remote contro... | 1,760,372,197.149303 | ||
https://hackaday.com/2023/08/17/china-may-have-a-new-submarine-tracking-technology/ | China May Have A New Submarine Tracking Technology | Lewin Day | [
"Misc Hacks"
] | [
"elf",
"submarine"
] | Submarines have always been about stealth; that’s always been the whole point of putting them underwater. Tracking them can be difficult, even to this day, but
China may have a new technique to help in this endeavour
, as reported by the
South China Morning Post.
Nuclear missile subs are nicknamed “boomers,” and can sp... | 69 | 22 | [
{
"comment_id": "6673844",
"author": "YGDES",
"timestamp": "2023-08-18T02:07:28",
"content": "“A research team used computer simulations ”oh yeah, wake me up when they confront their made-up data with reality.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6... | 1,760,372,197.261138 | ||
https://hackaday.com/2023/08/17/hackaday-prize-2023-universal-tensile-testing-machine/ | Hackaday Prize 2023: Universal Tensile Testing Machine | Lewin Day | [
"The Hackaday Prize",
"Tool Hacks"
] | [
"2023 Hackaday Prize",
"material",
"material testing",
"materials",
"tensile testing"
] | Material testing is important in big industry, where manufacturers must be able to trust the properties of the raw materials they’re using. The rest of us generally take a supplier’s word for it that they’re giving us what we’ve paid for. However, you could always take on material testing yourself
with the Universal Te... | 4 | 3 | [
{
"comment_id": "6673919",
"author": "Esef",
"timestamp": "2023-08-18T11:11:35",
"content": "Looks like the micro version of the big beastie we used in TSM240 (something something and materials). Would be great to get these into some high school stem labs.",
"parent_id": null,
"depth": 1,
... | 1,760,372,197.356981 |
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