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New Parts, New Hacks

The biggest news this week is that Raspberry Pi is no longer synonymous with single-board Linux computers: they’re dipping their toes into the microcontroller business with their first chip: the RP2040, and the supporting breakout board, the Pico. It’s an …read more

Meet The Magic Eye Vacuum Tube

Vacuum tubes ruled electronics for several decades and while you might think of them as simple devices analogous to a transistor or FET, there were many special types. We’re all familiar with nixie tubes that act as numeric displays, and …read more

Hackaday Podcast 102: Raspberry Pi Microcontroller, Microphone Killswitch, And A 45-Degree 3D-Printer

Hackaday editors Elliot Williams and Mike Szczys sift through a week of excellent hacks. Big news is of course the Raspberry Pi microcontroller which Elliot had a few weeks to play around with on the bench before the announcement — …read more

This Week In Security: OpenWRT, Favicons, And Steganographia

OpenWRT is one of my absolute favorite projects, but it’s had a rough week. First off, the official OpenWRT forums is carrying a notice that one of the administrator accounts was accessed, and the userlist was downloaded by an unknown …read more

A Few Of My Favorite Things: Amateur Radio

Hackaday has among its staff a significant number of writers who also hold amateur radio licenses. We’re hardware folks at heart, so we like our radios homebrew, and we’re never happier than when we’re working at high frequencies.

Amateur radio …read more

From The Blog

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  • What’s The Deal With Chromium On Linux? Google At Odds With Package Maintainers

    No comments

    By Tom Nardi | January 26, 2021

    Linux users are more likely than most to be familiar with Chromium, Google’s the free and open source web project that serves as the basis for their wildly popular Chrome. Since the project’s inception over a decade ago, users have …read more

  • 3D Printed Box Gets Bigger

    4 Comments

    By Al Williams | January 26, 2021

    If you ever watched Dr. Who, you probably know that the TARDIS looked like a police call box on the outside, but was very large on the inside. When asked, the Doctor had some explanation of how something can look …read more

  • Custom Bite Sensor Replaces Keyboard Expression Pedal

    No comments

    By Lewin Day | January 26, 2021

    Sometimes, standard hardware won’t do when it comes to the differently abled. [Ben Krasnow] found himself recently working on a project for a musician who doesn’t have the use of his legs, and thus needed to create a new interface …read more

  • Steam Engine Replica From LEGO

    7 Comments

    By Bryan Cockfield | January 25, 2021

    If engineering choices a hundred years ago had been only slightly different, we could have ended up in a world full of steam engines rather than internal combustion engines. For now, though, steam engines are limited to a few niche …read more

  • Avoiding PCB Crosstalk

    1 Comment

    By Al Williams | January 25, 2021

    Now that it is relatively cheap and easy to create a PCB, it is a common occurrence for them to be used in projects. However, there are a lot of subtleties to creating high-performance boards that don’t show up so …read more

  • How To Run Alternative Batteries On The DJI Mavic Mini

    20 Comments

    By Lewin Day | January 25, 2021

    Rechargeable batteries are ubiquitous these days, freeing us from the expense and hassle of using disposable cells. However, this has come with the caveat that many manufacturers demand their equipment only be used with their own official batteries. [aeropic] wasn’t …read more

  • Buzzer Does Input And Output

    2 Comments

    By Al Williams | January 25, 2021

    Piezo elements have the useful property of being bidirectional; that is they can move when you apply electricity to them, but they can also generate electricity when you move them. [Carl] takes advantage of this fact to make buttons that …read more

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  • What’s The Deal With Chromium On Linux? Google At Odds With Package Maintainers

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  • Failed Test Could Further Delay NASA’s Troubled SLS Rocket

    47 Comments
  • Raspberry Pi Enters Microcontroller Game With $4 Pico

    333 Comments
  • Blue Pill Vs Black Pill: Transitioning From STM32F103 To STM32F411

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  • A New Era Of Spacecraft Delivers Science On Time

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  • The Politics Of Supersonic Flight: The Concord(e)

    20 Comments
  • ESP32-S2 And RP2040 Hack Chat With Adafruit

    17 Comments
  • Hackaday Links: January 24, 2021

    9 Comments
  • New Parts, New Hacks

    83 Comments
  • Meet The Magic Eye Vacuum Tube

    54 Comments
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Lego edgedriven Ultrasonic Cleaner spinning device

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DM – Solder paste and adhesive dispenser

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RC2014 Pro - Homebrew Z80 Computer Kit

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Universal Cartridge for Formlabs Form 2  & Form 3

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Rsecurity

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But mom, just one more game! [Arcade machine]

But mom, just one more game! [Arcade machine]

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HP printer cartridge control module

HP printer cartridge control module

by Pavel Semenov

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If you missed it

  • What’s The Deal With Chromium On Linux? Google At Odds With Package Maintainers

    No comments
  • Failed Test Could Further Delay NASA’s Troubled SLS Rocket

    47 Comments
  • Raspberry Pi Enters Microcontroller Game With $4 Pico

    333 Comments
  • Blue Pill Vs Black Pill: Transitioning From STM32F103 To STM32F411

    63 Comments
  • A New Era Of Spacecraft Delivers Science On Time

    17 Comments
More from this category

Categories

Our Columns

  • The Politics Of Supersonic Flight: The Concord(e)

    20 Comments
  • ESP32-S2 And RP2040 Hack Chat With Adafruit

    17 Comments
  • Hackaday Links: January 24, 2021

    9 Comments
  • New Parts, New Hacks

    83 Comments
  • Meet The Magic Eye Vacuum Tube

    54 Comments
More from this category

Recent comments

  • Ren on 3D Printed Box Gets Bigger
  • Douglas L Coulter on Steam Engine Replica From LEGO
  • Greg A on 3D Printed Box Gets Bigger
  • Martin on Engine Hacks: Convert Your Yard Tools To Run On Steam!
  • Foldi-One on NASA Challenge Offers Prizes For Sprouting Astronaut Food Systems
  • k-ww on Avoiding PCB Crosstalk
  • Third on 3D Printed Box Gets Bigger
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  • Fab has updated the project titled "pxlDigit" - a 3D printed seven segment digit.
  • bob099 liked Wire Spool Holder With Straightener.
  • Fab has added a new log for 3D printed seven segment digit.
  • Uri Shaked has added a new log for Raspberry Pi Pico Emulator.
  • chris wrote a reply on The Ball-Drone Project MK II.
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