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How Laser Headlights Died In The US

Automotive headlights started out burning acetylene, before regular electric lightbulbs made them obsolete. In due time, halogen bulbs took over, before the industry began to explore even newer technologies like …read more

The Terminal Demise Of Consumer Electronics Through Subscription Services

Open any consumer electronics catalog from around the 1980s to the early 2000s and you are overwhelmed by a smörgåsbord of devices, covering any audio-visual and similar entertainment and hobby …read more

For Americans Only: Estimating Celsius And Other Mental Metrics

I know many computer languages, but I’ve struggled all my life to learn a second human language. One of my problems is that I can’t stop trying to translate in …read more

How The Widget Revolutionized Canned Beer

Walk into any pub and order a pint of Guinness, and you’ll witness a mesmerizing ritual. The bartender pulls the tap, fills the glass two-thirds full, then sets it aside …read more

FLOSS Weekly Episode 842: Will The Real JQ Please Stand Up

We’re back! This week Jonathan chats with Mattias Wadman and Michael Farber about JQ! It’s more than just a JSON parser, JQ is a whole scripting language! Tune in to …read more

From The Blog

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  • Web Dashboard For Zephyr

    No comments

    By Bryan Cockfield | August 22, 2025

    Over time, web browsers have accumulated a ton of features beyond what anyone from the 90s might have imagined, from an application platform to file management and even to hardware …read more

  • Finding A New Model For Hacker Camps

    3 Comments

    By Jenny List | August 22, 2025

    A couple of decades ago now, several things happened which gave life to our world and made it what it has become. Hackerspaces proliferated, giving what was previously dispersed a …read more

  • Hackaday Podcast Episode 334: Radioactive Shrimp Clocks, Funky Filaments, Owning The Hardware

    No comments

    By Tom Nardi | August 22, 2025

    In this episode of the Hackaday Podcast, editors Elliot Williams and Tom Nardi start out with a warning about potentially radioactive shrimp entering the American food supply via Walmart, and …read more

  • Converting A Sprinkler System To DC

    4 Comments

    By Bryan Cockfield | August 22, 2025

    Famously, Nikola Tesla won the War of the Currents in the early days of electrification because his AC system could use transformers to minimize losses for long distance circuits. That …read more

  • This Week In Security: Anime Catgirls, Illegal AdBlock, And Disputed Research

    8 Comments

    By Jonathan Bennett | August 22, 2025

    You may have noticed the Anime Catgirls when trying to get to the Linux Kernel’s mailing list, or one of any number of other sites associated with Open Source projects. …read more

  • RepRapMicron Promises Micro-fabrication For Desktops With New Prototype

    6 Comments

    By Donald Papp | August 22, 2025

    3D printing has transformed how hobbyists fabricate things, but what additional doors would open if we could go even smaller? The µRepRap (RepRapMicron) project aims to bring fabrication at the …read more

  • Quieting That Radio

    17 Comments

    By Al Williams | August 22, 2025

    If you are casually listening to the radio, you probably tune into a local station and with modern receivers and FM modulation, the sound quality is good. But if you …read more

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  • Finding A New Model For Hacker Camps

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  • Death Of The Cheque: Australia Moves On

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3000nits 1.03" 2560x2560 Micro oled display 90HZ

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Discrete T Flip-flop using Transistors

Discrete T Flip-flop using Transistors

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BBTC

BBTC

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Drifting Pulses: Fire

Drifting Pulses: Fire

by Ayu
DIY 800..1600 MHZ FMCW GPR – in progress...

DIY 800..1600 MHZ FMCW GPR – in progress...

by Fieldman

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  • Finding A New Model For Hacker Camps

    3 Comments
  • Ask Hackaday: Where Are All The Fuel Cells?

    46 Comments
  • Death Of The Cheque: Australia Moves On

    83 Comments
  • How To Sink A Ship: Preparing The SS United States For Its Final Journey

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  • This Week In Security: Anime Catgirls, Illegal AdBlock, And Disputed Research

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  • Linux Fu: Windows Virtualization The Hard(ware) Way

    22 Comments
  • FLOSS Weekly Episode 843: Money Usually Helps

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  • Instant Macropad: Just Add QMK

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  • Chad Essley on Now That Commodore Is Back, Could Amiga Be Next?
  • Actually... on Now That Commodore Is Back, Could Amiga Be Next?
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  • danjovic liked 1 PPS Clock (Pixel Per Second).
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  • Discrete Electronics Guy has added a new log for Discrete T Flip-flop using Transistors.
  • Discrete Electronics Guy has updated details to Discrete T Flip-flop using Transistors.
  • Jacques Pelletier has updated the project titled BBTC.
  • Jacques Pelletier has added a new log for BBTC.
  • Discrete Electronics Guy has updated the project titled Discrete T Flip-flop using Transistors.
  • Ayu has added a new log for Drifting Pulses: Fire.
  • Fieldman has updated the project titled DIY 800..1600 MHZ FMCW GPR – in progress....
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