Hackaday Podcast

Hackaday
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Dec 1, 2023 • 1h 18min

Ep 246: Bypassing Fingerprint Readers is Easy, Killing Memory Chips is Hard, Cell Phones vs Sperm

It's the week after Thanksgiving (for some of us) and if you're sick of leftovers, you're in luck as Elliot and Dan get together to discuss the freshest and best inter-holiday hacks. We'll cue up the "Mission: Impossible" theme for a self-destructing flash drive with a surprising sense of self-preservation, listen in on ET only to find out it's just a meteor, and look for interesting things to do with an old 3D printer. We'll do a poking around a little in the basement at Tektronix, see how easy it is to spoof biometric security, and get into a love-hate relationship with both binary G-code and bowling balls with strings attached. What do you do with a box full of 18650s? Easy -- make a huge PCB to balance them the slow way. Is your cell phone causing a population crisis? Is art real or AI? And what the heck is a cannibal CME? Tune in as we dive into all this and more. Check out the links over at Hackaday if you want to follow along, and as always, tell us what you think about this episode in the comments!
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Nov 24, 2023 • 59min

Ep 245: The Silver Swan, ET's Umbrella Antenna, Model Tanks vs Space Shuttle Tires

This week, Editor-in-Chief Elliot Williams and Managing Editor Tom Nardi link up through the magic of the Internet to go over some of their favorite stories from the last week. After revealing the bone-chilling winners of this year's Halloween contest, the discussion switches over to old-timey automatons, receiving deep space transmissions with a homebrew antenna that would make E.T. proud, and the treasures that can be found while poking around in a modern car's CAN bus. They'll also go over how NASA saved the taxpayers a bunch of money by hacking a remote controlled WWII tank, CNC controlled microscopes, and a cinema-quality camera you can probably build from what you've already got in the parts bin. Finally, they'll detail an ambitious effort to recreate an old computer's motherboard with a new feature in KiCad, and muse over all the interesting things that become possible once your test equipment can talk to your computer. Check out the links if you want to follow along, and as always, tell us what you think about this episode in the comments!
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Nov 17, 2023 • 46min

Ep 244: Fake Chips, Drinking Radium, and Spotting Slippery Neutrinos

This week, Editor-in-Chief Elliot Williams and Kristina Panos met up to discuss the best hacks of the previous week, at least in our opinions. After chasing the angry bird away from Kristina's office, we go to the news and learn that we're in the middle of a solar conjunction Essentially, the Sun has come between Earth and Mars, making communication impossible for about another week. Did you know that this happens every two years? Then it's time for a new What's That Sound, and although Kristina had an interesting albeit somewhat prompted guess, she was, of course, wrong. And then it's on to the hacks, beginning with a really cool digital pen that packs all the sensors. We learned about the world's largest musical instrument, and compared it to the Zadar Sea Organ in Croatia, which if you'll recall was once a What's That Sound. From there we take a look at fake buck converters, radioactive water as a health fad, and a garage door company that has decided to take their ball and go home. Finally we talk about how slippery neutrinos are, and discuss Tom's time at JawnCon. Check out the links over on Hackaday if you want to follow along, and as always, tell us what you think about this episode in the comments!
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Nov 10, 2023 • 44min

Ep 243: Supercon, Super Printing, and Super Gyros

With solder fumes from Supercon badge hacking still in the air, Hackaday's Elliot Williams and Al Williams met to compare notes about the conference talks, badge hacking, and more. Tom Nardi dropped by, too. Did you miss Supercon? It isn't quite the whole experience, but most of the talks are on our YouTube channel, with more coming in the weeks ahead. Check out the live tab for most of the ones up now. You can even watch the badge hacking celebration. Al nailed What's That Sound, as did many other people, including this week's winner. [Jacx] gets a T-shirt, and you get a chance to play again next week. The hacks this week range from a pair of posts pertaining to poop -- multi-color 3D printer poop, that is. We wondered if you could print rainbow filament instead of a purge tower. The Raspberry Pi 5 draws a lot of excess power when in standby. Turns out, thanks to the Internet, the easy fix for that is already in. Other hacks range from EMI test gear to portable antennas with excursions into AI, biomedical sensors, and retrocomputing. In the Can't Miss category, we discussed Maya Posch's post, which could just as easily be titled: Everything You Ever Wanted to Know about CAT Cable (But Were Afraid to Ask). Last, but not least, you'll hear about Lewin Day's round up of exotic gyroscope technology, including some very cool laser pictures. Check out the links over at Hackaday if you want to follow along, and as always, tell us what you think about this episode in the comments!
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Oct 27, 2023 • 43min

Ep 242: Mechanical Math, KaboomBox, and Racing the Beam

This week, Editor-in-Chief Elliot Williams and Kristina Panos met up from their separate but equally pin drop-quiet offices to discuss the best hacks of the previous week. Well, we liked these one, anyway. First up in the news, it's finally time for Supercon! So we'll see you there? If not, be sure to check out the talks as we live-stream them on our YouTube channel! Don't forget -- this is your last weekend to enter the 2023 Halloween Hackfest contest, which runs until 9 AM PDT on October 31st. Arduino are joining the fun this year and are offering some spooky treats in addition to the $150 DigiKey gift cards for the top three entrants. It's time for a new What's That Sound, and Kristina was able to stump Elliot with this one. She'll have to think of some more weirdo sounds, it seems. Then it's on to the hacks, beginning with an insanely complex mechanical central air data computer super-teardown from [Ken Shirriff]. We also learned that you can 3D-print springs and things by using a rod as your bed, and we learned whole lot about rolling your own electrolytic capacitors from someone who got to visit a factory. From there we take a look at a Commodore Datassette drive that sings barbershop, customizing printf, and a really cool dress made of Polymer-dispersed Liquid Crystal (PDLC) panels. Finally we talk about racing the beam when it comes to game graphics, and say goodbye to Kristina's series on USPS technology. Check out the links, and as always, tell us what you think about this episode in the comments!
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Oct 20, 2023 • 1h 4min

Ep 241: Circuit Bending, Resistor Filing, the Butterfly Keyboard, and the Badge Reveal

Hackaday Editors Elliot Williams and Tom Nardi meet up virtually to talk about the week's top stories and hacks, such as the fine art of resistor trimming and lessons learned from doing overseas injection molding. They'll go over circuit bending, self-driving cars, and a solar camera that started as a pandemic project and turned into an obsession. You'll also hear about Linux on the Arduino, classic ICs etched into slate, and an incredible restoration of one of the most interesting Thinkpads ever made. Stay tuned until the end to hear about a custom USB-C power supply and the long-awaited Hackaday Supercon 2023 Vectorscope badge. Check out the links and as always, tell us what you think about this episode in the comments over at Hackaday!
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Oct 13, 2023 • 1h 7min

Ep 240: An Amazing 3D Printer, A Look Inside Raspberry Pi 5, and Cameras, Both Film and Digital

Date notwithstanding, it's your lucky day as Elliot and Dan get together to review the best hacks of the week. For some reason, film photography was much on our writers' minds this week, as we talked about ways to digitalize an old SLR, and how potatoes can be used to develop film (is there a Monty Python joke in there?) We looked at a 3D printer design that really pulls our strings, the custom insides of the Raspberry Pi 5, and the ins and outs of both ferroresonant transformers and ham radio antennas. Learn about the SMD capacitor menagerie, build a hydrogen generator that probably won't blow up, and listen to the differences between a mess of microphones. And that's not all; the KIM-1 rides again, this time with disk drive support, Jenny tests out Serenity but with ulterior motives, and Kristina goes postal with a deep dive into ZIP codes. Check out the links if you want to follow along, and as always, tell us what you think about this episode in the comments!
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Oct 6, 2023 • 1h 7min

Ep 239: Overclocking, Oscilloscopes, and Oh No! SMD Out of Stock!

The hosts discuss the Raspberry Pi 5, CNC soldering, signal processing, and plasma cutting. They also mention Halloween projects and OpenSCAD improvements. The podcast explores overclocking microprocessors, converting an HF torch, and using inexpensive oscilloscopes. They delve into topics like Google's augmented reality microscope, chip shortage engineering, and misusing DIP packages.
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Sep 29, 2023 • 1h 1min

Ep 238: Vibrating Bowl Feeders, Open Sourcery, Learning to Love Layer Lines

NASA's OSIRIS-REx returns with an asteroid sample, magical part sorting, open source plastic recycling, complex lid detection in Apple laptops, changing perceptions of 3D printed parts, new battery tech, clock making nights seem longer, children's architecture books, and the origins of the microwave oven.
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Sep 23, 2023 • 43min

Ep 237: Dancing Raisins, Coding on Apples, and a Salad Spinner Mouse

This week's podcast discusses a Halloween hackfest contest, coding on Macs, dancing raisins, a salad spinner-based game controller, nitinol properties, large Nixie tubes, a paper punching machine, rocker bogie suspensions, and the death of cursive.

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