@hackaday@robot.villas

Hackaday @hackaday@robot.villas

· 1mo ago

Same As It Ever Was https://hackaday.com/2026/08/29/same-as-it-ever-was/ #AI #OpenSource #Tech

hackaday.com

0

Hackaday @hackaday@robot.villas

· 3w ago

Writing an ESP32 Bluetooth Printer Driver In Two Acts https://hackaday.com/2026/09/14/writing-an-esp32-bluetooth-printer-driver-in-two-acts/ #Hardware #Maker #ESP32

Hackaday

Writing An ESP32 Bluetooth Printer Driver In Two Acts

[Bas BotBerg] wanted to use a portable Bluetooth thermal printer to run off reports on sensor data collected by an ESP32-C3 microcontroller. But as is so often the case these days, the only officia…

0

Hackaday @hackaday@robot.villas

· 1mo ago

Continously Extruding 3D Printed Tubes with Compressed Air https://hackaday.com/2026/08/09/continously-extruding-3d-printed-tubes-with-compressed-air/ #3DPrinting #Maker #Hacks

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1mo ago

Tricking an Air Conditioner Into Cooling https://hackaday.com/2026/08/31/tricking-an-air-conditioner-into-cooling/ #DIY #Hacks #HVAC

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1w ago

This PICO-8 Handheld is No Fantasy https://hackaday.com/2026/09/28/this-pico-8-handheld-is-no-fantasy/ #DIY #RetroGaming #Maker

Hackaday

This PICO-8 Handheld Is No Fantasy

The PICO-8 is what is known as a ‘fantasy console’– you can program it, and there are oodles of games, but it’s not actually the 8-bit console it pretends to be. It’s …

0

Hackaday @hackaday@robot.villas

· 2w ago

A Hotspot Becomes A Handheld https://hackaday.com/2026/09/19/a-hotspot-becomes-a-handheld/ #DIY #Linux #Hardware

Hackaday

A Hotspot Becomes A Handheld

A Linux handheld computer is, in theory, easy and inexpensive given the availability of single-board computers, but in practice the budget invariably edges well into three figures. There’s an…

0

Hackaday @hackaday@robot.villas

· 2mo ago

BornHack Radio 102.8 FM, Playing Radio At A Hacker Camp https://hackaday.com/2026/08/04/bornhack-radio-102-8fm-playing-radio-at-a-hacker-camp/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 2mo ago

Polystyrene Foam can be Gasoline With Some Help https://hackaday.com/2026/08/04/polystyrene-foam-can-be-gasoline-with-some-help/

Hackaday

Polystyrene Foam Can Be Gasoline With Some Help

Styrofoam – or closed-cell extruded polystyrene (XPS) foam if you want to be precise – is one of those materials that is both super versatile for packaging and insulation, but also a me…

0

Hackaday @hackaday@robot.villas

· 2mo ago

Going Full Fruity with Apple's 1999 High-End Power Mac G3 https://hackaday.com/2026/08/06/going-full-fruity-with-apples-1999-high-end-power-mac-g3/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 2mo ago

FitzRoy's Glass: Victorian Weather Marvel or Glorified Thermometer? https://hackaday.com/2026/08/06/fitzroys-glass-victorian-weather-marvel-or-glorified-thermometer/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1mo ago

What's Mu Metal? https://hackaday.com/2026/08/31/whats-mu-metal/ #Engineering #Hardware #Maker

hackaday.com

0

Hackaday @hackaday@robot.villas

· 3w ago

Tips To Model Your Next CNC Cabinet in CAD Before Buying Anything https://hackaday.com/2026/09/15/tips-to-model-your-next-cnc-cabinet-in-cad-before-buying-anything/ #Maker #CAD #CNC

Hackaday

Tips To Model Your Next CNC Cabinet In CAD Before Buying Anything

[Clough42] has started a new CNC control cabinet build, and uses it as an opportunity to demonstrate why he models the whole thing out in CAD before ordering parts or physically building anything. …

0

Hackaday @hackaday@robot.villas

· 4w ago

One Bit Sound with the ZX Spectrum https://hackaday.com/2026/09/08/one-bit-sound-with-the-zx-spectrum/ #Retrocomputing #SoundDesign #DIY

Hackaday

One Bit Sound With The ZX Spectrum

[Michael] has a thing for playing audio over beepers using a single bit. He’s done it with the Apple ][ and the IBM PC. This time he turns to the ZX Spectrum. He didn’t get quite as goo…

0

Hackaday @hackaday@robot.villas

· 2mo ago

Sketching Temporary Circuits with a Light-Triggered Floquet Topological Insulator https://hackaday.com/2026/08/03/sketching-temporary-circuits-with-a-light-triggered-floquet-topological-insulator/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1w ago

Pitting a CFD-Optimized Toroidal Propeller Against a Conventional One https://hackaday.com/2026/09/28/pitting-a-cfd-optimized-toroidal-propeller-against-a-conventional-one/ #Engineering #Aerospace #DIY

Hackaday

Pitting A CFD-Optimized Toroidal Propeller Against A Conventional One

Although we often think that we got certain aspects of aerodynamics pretty much licked at this point, details like the optimal shape of a propeller remains hotly debated, both in- and outside of ac…

0

Hackaday @hackaday@robot.villas

· 2mo ago

3D Printing A Usable Airless Tire https://hackaday.com/2026/08/05/3d-printing-a-usable-airless-tire/

Hackaday

3D Printing A Usable Airless Tire

For decades now, companies like Michelin have been teasing us with futuristic-looking automobile tires that don’t use air. Instead, they use a polymer mesh of sorts which maintains the same p…

0

Hackaday @hackaday@robot.villas

· 2mo ago

Tearing Down Aircraft Weather Radar Avionics https://hackaday.com/2026/08/04/tearing-down-aircraft-weather-radar-avionics/

Hackaday

Tearing Down Aircraft Weather Radar Avionics

If you’re flying high in the sky, it’s useful to know if there’s turbulence, heavy rain, or other nasty weather ahead. Onboard weather radar is a useful tool that pilots use to sc…

0

Hackaday @hackaday@robot.villas

· 2w ago

ESP32 Replacement for Lighting Display Controller https://hackaday.com/2026/09/22/esp32-replacement-for-lighting-display-controller/ #Hardware #DIY #Electronics

Hackaday

ESP32 Replacement For Lighting Display Controller

As a company, NanoLeaf has been producing modular lights that can be easily snapped together into various geometric shapes for around a decade. Similar to the addressable LED light strips many of u…

0

Hackaday @hackaday@robot.villas

· 3w ago

Fixing a Ubiquiti 16-Port PoE Switch With an Extra Hole https://hackaday.com/2026/09/15/fixing-a-ubiquiti-16-port-poe-switch-with-an-extra-hole/ #Hardware #Repair #Networking

Hackaday

Fixing A Ubiquiti 16-Port PoE Switch With An Extra Hole

After saving a £300, 16-port Ubiquiti network switch from getting tossed into the trash, [Buy It Fix It] got the honor of trying to repair it. With four ports and their associated PoE function havi…

0

Hackaday @hackaday@robot.villas

· 2w ago

Laser Your Way into Debug Mode on the RP2350 https://hackaday.com/2026/09/19/laser-your-way-into-debug-mode-on-the-rp2350/ #Hardware #Security #Microcontrollers

Hackaday

Laser Your Way Into Debug Mode On The RP2350

The RP2350 is actually a pretty secure chip, all things considered. It has secure boot, ARMv8’s TrustZone to split secure and non-secure execution, and you can permanently disable debug — the…

0

Hackaday @hackaday@robot.villas

· 1mo ago

Tracking Bees with a Stereo Camera https://hackaday.com/2026/08/08/tracking-bees-with-a-stereo-camera/ #Maker #Bees #ComputerVision

Hackaday

Tracking Bees With A Stereo Camera

For whatever reason, [Jeremy] wants to photograph bees in flight. This is one of those things that doesn’t seem that hard until you try to do it. He’s got the mechanical part that can m…

0

Hackaday @hackaday@robot.villas

· 1w ago

Going on a Tangent with the Intel 8087's Hybrid CORDIC Algorithm https://hackaday.com/2026/09/27/going-on-a-tangent-with-the-intel-8087s-hybrid-cordic-algorithm/ #Hardware #Retrocomputing #Math

Hackaday

Going On A Tangent With The Intel 8087’s Hybrid CORDIC Algorithm

Continuing their reverse-engineering of Intel’s 8087 FPU, [Ken Shirriff] and friends took a look at one of the trigonometric functions, specifically FPTAN. The most exciting part with such r…

0

Hackaday @hackaday@robot.villas

· 2mo ago

New File Manager is C64's Answer to Norton Commander https://hackaday.com/2026/08/03/new-file-manager-is-c64s-answer-to-norton-commander/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1mo ago

Hackaday Links: September 6, 2026 https://hackaday.com/2026/09/06/hackaday-links-september-6-2026/ #Hardware #Maker #Space

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1mo ago

Even on the Red Planet, Hexagons are the Bestagons https://hackaday.com/2026/08/10/even-on-the-red-planet-hexagons-are-the-bestagons/ #Science #Space #Maker

Hackaday

Even On The Red Planet, Hexagons Are The Bestagons

Though their pure Platonic Forms may only exist in the world of ideas, certain regular shapes can’t help but keep falling out of natural processes– case in point, the six-sided solid we…

0

Hackaday @hackaday@robot.villas

· 1mo ago

Triggering Lightning with a Rocket https://hackaday.com/2026/08/10/triggering-lightning-with-a-rocket/ #Science #Maker #DIY

hackaday.com

0

Hackaday @hackaday@robot.villas

· 2mo ago

Want Energy Efficiency? Dude, You're Getting a Dell! https://hackaday.com/2026/08/08/want-energy-efficiency-dude-youre-getting-a-dell/ #Maker #Tech #Hardware

hackaday.com

0

Hackaday @hackaday@robot.villas

· 2mo ago

Spotting Emacs in the Wild https://hackaday.com/2026/08/03/spotting-emacs-in-the-wild/

Hackaday

Spotting Emacs In The Wild

Emacs is one of the big classic text editors, right up there next to vi. It’s famous for its interface and its ubiquity across the *nix world. It’s such a core piece of software in the …

0

Hackaday @hackaday@robot.villas

· 2mo ago

The 16K Display that Ate Las Vegas https://hackaday.com/2026/08/03/the-16k-display-that-ate-las-vegas/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1mo ago

Track Bird Visitors With a Raspberry Pi and a USB Mic https://hackaday.com/2026/08/08/track-bird-visitors-with-a-raspberry-pi-and-a-usb-mic/ #RaspberryPi #OpenSource #DIY

Hackaday

Track Bird Visitors With A Raspberry Pi And A USB Mic

Avian Visitors is a lovely project by [Teddy Warner] that uses a Raspberry Pi and microphone to keep track of which birds have been visiting your home, and creates a colorful illustration of recent…

0

Hackaday @hackaday@robot.villas

· 1w ago

Pi Pico Recreates The Heathkit Pocket Packet https://hackaday.com/2026/09/25/pi-pico-recreates-the-heathkit-pocket-packet/ #Hardware #Maker #RaspberryPi

Hackaday

Pi Pico Recreates The Heathkit Pocket Packet

Packet radio is a particularly fun part of the ham radio hobby. Once upon a time, you might have squirted data about the airwaves using something like the Heathkit HK-21 Pocket Packet. Heathkit sto…

0

Hackaday @hackaday@robot.villas

· 2w ago

On Chip Debug for (Some) MicroPython https://hackaday.com/2026/09/18/on-chip-debug-for-some-micropython/ #Microcontrollers #Python #Maker

Hackaday

On Chip Debug For (Some) MicroPython

If you’ve used MicroPython much, you know that debugging usually amounts to printing a few things out, trying your code out, and then repeating. But [ghi-electronics] wants you to have full o…

0

Hackaday @hackaday@robot.villas

· 3w ago

Hackaday Europe 2026: Bare Metal Made Easy https://hackaday.com/2026/09/15/hackaday-europe-2026-bare-metal-made-easy/ #Hardware #Maker #OpenSource

Hackaday

Hackaday Europe 2026: Bare Metal Made Easy

When we talk about programming in “bare metal,” it basically means writing software that runs right on the hardware with no operating system or abstraction layers in between. This gives…

0

Hackaday @hackaday@robot.villas

· 1w ago

Center-Pivot System Modified to Mow Lawn https://hackaday.com/2026/09/27/center-pivot-system-modified-to-mow-lawn/ #Makers #DIY #Robots

Hackaday

Center-Pivot System Modified To Mow Lawn

When flying over the United States, Australia, and a few other vast and relatively empty parts of the world, strange circular formations can be spotted. These are typically center-pivot irrigation …

0

Hackaday @hackaday@robot.villas

· 2mo ago

Energizing a Vacuum Tube Flip-Flop Module of the IBM 604 https://hackaday.com/2026/08/03/energizing-a-vacuum-tube-flip-flop-module-of-the-ibm-604/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 2mo ago

Tim Hunkin's History Of Arcade Machines https://hackaday.com/2026/08/08/tim-hunkins-history-of-arcade-machines/ #Arcade #RetroGaming #Maker

hackaday.com

0

Hackaday @hackaday@robot.villas

· 3w ago

Sampling the Elephant's Foot and Chornobyl's Tedious Corium Clean-up https://hackaday.com/2026/09/15/sampling-the-elephants-foot-and-chernobyls-tedious-corium-clean-up/ #Science #History #Radiation

Hackaday

Sampling The Elephant’s Foot And Chornobyl’s Tedious Corium Clean-up

The site of the Chornobyl Nuclear Power Plant (ChNPP) remains a unique location, as what’s left of the No. 4 reactor is the only place in the world where you can find significant amounts of w…

0

Hackaday @hackaday@robot.villas

· 2mo ago

Child-Friendly Music Player Uses RFID https://hackaday.com/2026/08/03/child-friendly-music-player-uses-rfid/

Hackaday

Child-Friendly Music Player Uses RFID

[David] has a young child who is clever enough to use a computer to play music, but he doesn’t quite want to hand over the mouse just yet. Thus, he set about building an electronic music play…

0

Hackaday @hackaday@robot.villas

· 2mo ago

Testing Hundreds of Used LFP Cells Requires Some Automation https://hackaday.com/2026/08/04/testing-hundreds-of-used-lfp-cells-requires-some-automation/

Hackaday

Testing Hundreds Of Used LFP Cells Requires Some Automation

Although Li-ion cells have become a lot cheaper over the years, if you wish to buy hundreds of high-quality ones for that performance go-kart project, you may feel financially pressured into going …

0

Hackaday @hackaday@robot.villas

· 1mo ago

Creating a Supersonic Trebuchet https://hackaday.com/2026/08/09/creating-a-supersonic-trebuchet/ #Maker #DIY #Engineering

Hackaday

Creating A Supersonic Trebuchet

As awesome as trebuchets are, the fact that medieval engineers didn’t create versions capable of launching supersonic projectiles is a bit of a bummer. Fortunately it’s possible to corr…

0

Hackaday @hackaday@robot.villas

· 2mo ago

Un Ordinateur Pour Le Minitel-1 (A Computer For The Minitel-1) https://hackaday.com/2026/08/04/un-ordinateur-pour-le-minitel-1-a-computer-for-the-minitel-1/

hackaday.com

0

Hackaday @hackaday@robot.villas

· 2mo ago

Strengthening 3D Prints with a Carbon-Fiber Epidermis https://hackaday.com/2026/08/04/strengthening-3d-prints-with-a-carbon-fiber-epidermis/

Hackaday

Strengthening 3D Prints With A Carbon-Fiber Epidermis

As strong and light as carbon fiber-epoxy composites are, the same can’t always be said of carbon-fiber reinforced 3D printer filaments. Of those that do improve over stock filament, the best perfo…

0

Hackaday @hackaday@robot.villas

· 2w ago

Teardown and Repair of a Insoma Water Timer https://hackaday.com/2026/09/19/teardown-and-repair-of-a-insoma-water-timer/ #Hardware #Repair #DIY

Hackaday

Teardown And Repair Of A Insoma Water Timer

Water timers are nifty devices that can water the lawn at set times or keep that vegetable garden from turning into a dustbowl. When [electronupdate] timer refused to output water on any of its thr…

0

Hackaday @hackaday@robot.villas

· 3w ago

Fly Brain Connectome Used to Trade Stocks and Play Games https://hackaday.com/2026/09/14/fly-brain-connectome-used-to-trade-stocks-and-play-games/ #AI #Science #Gaming

Hackaday

Fly Brain Connectome Used To Trade Stocks And Play Games

Recently researchers finished mapping the central nervous system (CNS) connectome of not just the female Drosophila melanogaster (i.e. fruit fly) brain, but also that of the male D. melanogaster fo…

0

Hackaday @hackaday@robot.villas

· 2mo ago

Congratulations to the Frikkin Laser Winners! https://hackaday.com/2026/08/03/congratulations-to-the-frikkin-laser-winners/

Hackaday

Congratulations To The Frikkin Laser Winners!

Apparently you all love lasers just as much as we do. We put out a challenge to use, build, or otherwise abuse our favorite coherent light sources, and you responded. Some of the projects had been …

0

Hackaday @hackaday@robot.villas

· 4w ago

How Bats Prevent Doppler Acoustic Interference https://hackaday.com/2026/09/07/how-bats-prevent-doppler-acoustic-interference/ #Science #Animals #Acoustics

Hackaday

How Bats Prevent Doppler Acoustic Interference

As great as echolocation is, things can get rather messy once it’s not just you chirping away, but also hundreds of your buddies in roughly the same area. This is the scenario that the typica…

0

Hackaday @hackaday@robot.villas

· 1mo ago

Running DOOM on a Cheap 104-in-One Handheld https://hackaday.com/2026/08/11/running-doom-on-a-cheap-104-in-one-handheld/ #Gaming #Hardware #Maker

hackaday.com

0

Hackaday @hackaday@robot.villas

· 1mo ago

Comparing PETG and PCTG Filaments https://hackaday.com/2026/09/07/comparing-petg-and-pctg-filaments/ #3DPrinting #Maker #Hardware

Hackaday

Comparing PETG And PCTG Filaments

The average 3D printer owner knows a few types of filaments – PLA, ABS, somewhere in the middle, PETG. PCTG is another option that can be confusingly similar to PETG. Recently, [Igor Gaspar]…

0

Hackaday @hackaday@robot.villas

· 1mo ago

Retrotechtacular: A View of the Moon from 1964 https://hackaday.com/2026/08/09/retrotechtacular-a-view-of-the-moon-from-1964/ #Space #History #RetroTech

hackaday.com

0

Hackaday @hackaday@robot.villas

· 2w ago

The Concertina Goes Electronic https://hackaday.com/2026/09/18/the-concertina-goes-electronic/ #Hacks #MusicTech #DIY

Hackaday

The Concertina Goes Electronic

The concertina is an instrument that features heavily in European folk music, of which there are a variety of types. [Xcott Craver] has built one, an anglo concertina of the type you may recognise …

0