Ep 314: It's Pi, but Also PCBs in Living Color and Ultrasonic Everything

Ep 314: It's Pi, but Also PCBs in Living Color and Ultrasonic Everything

It might not be Pi Day anymore, but Elliot and Dan got together for the approximately 100*Pi-th episode of the Podcast to run through the week's coolest hacks. Ultrasound seemed to be one of the themes, with a deep dive into finding bugs with sonar as well as using sound to cut the cheese -- and cakes and pies, too. The aesthetics of PCBs were much on our minds, too, from full-color graphics on demand to glow-in-the-dark silkscreens. Is automation really needed to embed fiber optics in concrete? Absolutely!

How do you put plasma in a bottle? Apparently, with kombucha, Nichrome, and silicone. If you need to manage your M:TG cards, scribble on the walls, or build a mechanical chase light, we've got the details. And what exactly is a supercomputer? We can't define it, but we know one when we see it.

Check out all the links over at Hackday!

Avsnitt(341)

Ep 148: Pokemon Trades, Anniversary iPod Prototype, Stupid Satellite Tricks, and LED Strip Sensors

Ep 148: Pokemon Trades, Anniversary iPod Prototype, Stupid Satellite Tricks, and LED Strip Sensors

Hackaday editors Elliot Williams and Mike Szczys get caught up on the week that was. People go to great lengths for video game saves, but this Pokemon hack that does hardware-based trade conversion between the Game Boy's Pokemon 2 and Pokemon 3 is something else. Why do we still use batteries when super capacitors exist? They're different components, silly, and work best at different things. Turns out you can study the atmosphere by sending radio waves through it, and that's exactly what the ESA is doing... around Mars! And will machined parts become as easy to custom order as PCBs have become? This week we take a closer look at prototyping as a service.

10 Dec 202155min

Ep 147: Animating Traces, Sucking and Climbing, Spinning Sails, and Squashing Images

Ep 147: Animating Traces, Sucking and Climbing, Spinning Sails, and Squashing Images

Hackaday editors Mike Szczys and Elliot Williams get caught up on the week that was. You probably know a ton of people who have a solar array at their home, but how many do you know that have built their own hydroelectric generation on property? Retrocomputing software gurus take note, there's an impressive cross-compiler in town that can spit out working binaries for everything from C64 to Game Boy to ZX Spectrum. Tom took a hard look at the Prusa XL, and Matthew takes us back to school on what UEFI is all about. Won't somebody please think of the show notes?!?

3 Dec 202156min

Ep 146: Dueling Trackballs, Next Level BEAM Robot, Take Control of Your Bench, and Green Programming

Ep 146: Dueling Trackballs, Next Level BEAM Robot, Take Control of Your Bench, and Green Programming

Postpone your holiday shopping and spend some quality time with editors Mike Szczys and Elliot Williams as they sift through the week in Hackaday. Which programming language is the greenest? How many trackballs can a mouse possibly have? And can a Bluetooth dongle run DOOM? Join us to find out! You don't need a pencil to jot down the links. Just check out the podcast page!

26 Nov 202158min

Ep 145: Remoticon is On, Movie FX, Cold Plasma, and The Purest Silicon

Ep 145: Remoticon is On, Movie FX, Cold Plasma, and The Purest Silicon

With literally just hours to go before the 2021 Hackaday Remoticon kicks off, editors Tom Nardi and Elliot Williams still managed to find time to talk about some of the must-see stories from the last week. There's fairly heavyweight topics on the docket this time around, from alternate methods of multiplying large numbers to the incredible engineering that goes into producing high purity silicon. But we'll also talk about the movie making magic of Stan Winston and some Pokemon-themed environmental sensors, so it should all balance out nicely. So long as the Russian's haven't kicked off the Kessler effect by the time you tune in, we should be good. Check out the show notes for links and more!

19 Nov 202150min

Ep 144: Jigs Jigs Jigs, Faberge Mic, Paranomal Electronics, and a 60-Tube Nixie Clock

Ep 144: Jigs Jigs Jigs, Faberge Mic, Paranomal Electronics, and a 60-Tube Nixie Clock

Hackaday editors Elliot Williams and Mike Szczys get caught up on the week that was. Two builds are turning some heads this week; one uses 60 Nixie tube bar graphs to make a clock that looks like the sun's rays, the other is a 4096 RGB LED Cube (that's 12,288 total diodes for those counting at home) that leverages a ton of engineering to achieve perfection. Speaking of perfection, there's a high-end microphone built on a budget but you'd never know from the look and the performance -- no wonder the world is now sold out of the microphone elements used in the design. After perusing a CNC build, printer filament dryer, and cardboard pulp molds, we wrap the episode talking about electronic miniaturization, radionic analyzers, and Weird Al's computer. Check out the show notes for links!

12 Nov 202151min

Ep 143: More Magnesium Please, Robot Bicep Curls, Malamud's General Index, and Are You Down with EMC?

Ep 143: More Magnesium Please, Robot Bicep Curls, Malamud's General Index, and Are You Down with EMC?

Hackaday editors Mike Szczys and Elliot Williams catch up on a week's worth of hacks. Get a grip on robot hands: there's an eerily human one on offer this week. If you're doing buck/boost converter design, the real learning is in high-frequency design patterns that avoid turning your circuits into unintentional radiators. Those looking for new hobbies might want to take up autonomous boat racing. We saw a design that's easy enough to print on the average 3D printer -- and who doesn't want to build their own jet boat? We'll wrap up the episode by digging into magnesium sources, and by admiring the number of outfits who are rolling their own silicon these days. Check out the show notes for links galore!

5 Nov 202152min

Ep 142: 65 Days of Airtime, Racecars Staring at the Ceiling, a Pushy White Cane, and Soapy Water Rockets

Ep 142: 65 Days of Airtime, Racecars Staring at the Ceiling, a Pushy White Cane, and Soapy Water Rockets

Hackaday editors Elliot Williams and Mike Szczys flap their gums about all the great hacks of the week. Something as simple as a wheel can be totally revolutionary, as we saw with a white cane mod for the visually impaired which adds an omniwheel that knows where it's going. We enjoyed the collection of great hacks from all over the community that went into a multi-two-liter water rocket build. You'll hear Elliot and Mike's great debate about the origin of comments in computer code. And we spend plenty of time joking around about the worlds longest airplane flight (it was in a tiny Cessna and lasted over two months!) You really want to check out this week's show notes.

29 Okt 202154min

Ep 141: LowFER Badges, Outrun Clocks, Dichroic Lamps, and Piano Action

Ep 141: LowFER Badges, Outrun Clocks, Dichroic Lamps, and Piano Action

Hackaday editors Mike and Elliot Williams catch up on a week's worth of hacks. It turns out there are several strange radio bands that don't require a license, and we discuss this weekend's broadcast where you can listen in. It's unlikely you've ever seen the website check-box abused quite like this: it's the display for playing Doom! Just when you thought you'd seen all the ESP32's tricks it gets turned into a clock styled after Out Run. Mike geeks out over how pianos work, we're both excited to have Jeremy Fielding giving a Keynote talk at Remoticon, and we wrap things up with a chat about traffic rules in space. Give the show notes a gander, won't you?

22 Okt 202148min

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