Repairing an Old Heathkit ‘Scope
With so many cheap oscilloscopes out there, the market for old units isn’t what it used to be. But if you have a really old scope, like the Heathkit O-10 …read more Continue reading Repairing an Old Heathkit ‘Scope
Author Archives: Al Williams
Turn Your Phone into a POV Hologram Display
It seems obvious once you think about it, but if you can spin your cell phone and coordinate the display with the motion, you can create a 3D display. [Action …read more Continue reading Turn Your Phone into a POV Hologram Display
Who’d Have Guessed? Graphene is Strange!
Graphene always sounds exciting, although we aren’t sure what we want to do with it. One of the most promising features of the monolayer carbon structure is that under the …read more Continue reading Who’d Have Guessed? Graphene is Strange!
Hackaday Podcast Episode 307: CNC Tattoos, The Big Chill in Space, and PCB Things
The answer is: Elliot Williams, Al Williams, and a dozen or so great hacks. The question? What do you get this week on the Hackaday podcast? This week’s hacks ran …read more Continue reading Hackaday Podcast Episode 307: CNC Tattoos, The Big Chill in Space, and PCB Things
T1 is a RISC-V Cray
The crux of most supercomputers is the ability to operate on many pieces of data at once — something video cards are good at, too. Enter T1 (short for Torrent-1), …read more Continue reading T1 is a RISC-V Cray
A Great Use for AI: Wasting Scammers Time!
We may have found the killer app for AI. Well, actually, British telecom provider O2 has. As The Guardian reports, they have an AI chatbot that acts like a 78-year-old …read more Continue reading A Great Use for AI: Wasting Scammers Time!
Lorentz Cannon Fires Lightning
[Editor’s note: This video disappeared, but there’s another version here at the moment. We’re leaving the links as-were in case they come back up soon.] The aptly named [LightingOnDemand] has …read more Continue reading Lorentz Cannon Fires Lightning
A Tube, The Wooden Kind
While we aren’t heavy-duty woodworkers, we occasionally make some sawdust as part of a project, and we admire people who know how to make wood and do what they want. …read more Continue reading A Tube, The Wooden Kind
Inside Project Delilah
The invention of the computer is a tricky thing to pinpoint. There were some early attempts that were not well known and some early attempts that were deliberately secret. [Alan …read more Continue reading Inside Project Delilah
Telling Time Used to be a Ball
If you watch the New Year’s festivities from New York, you know that they mark midnight with the dropping of a big, gaudy ball. You might assume this was just …read more Continue reading Telling Time Used to be a Ball