S/PDIF has been around for a long time; it’s still a really great way to send streams of digital audio from device A to device B. [Nathan Ladwig] has got …read more (https://hackaday.com/2025/10/06/esp32-decodes-s-pdif-like-a-boss-or-any-regular-piece-of-hi-fi-equipment/)

GuitarPie Uses Guitar as Interface, No Raspberries Needed
https://hackaday.com/2025/10/06/guitarpie-uses-guitar-as-interface-no-raspberries-needed/

We’ve covered plenty of interesting human input devices over the years, but how about an instrument? No, not as a MIDI controller, but to interact with what’s going on-on screen. …read more (https://hackaday.com/2025/10/06/guitarpie-uses-guitar-as-interface-no-raspberries-needed/)

Airbags, and How Mercedes-Benz Hacked Your Hearing
https://hackaday.com/2025/10/06/how-mercedes-benz-hacked-your-hearing/

Airbags are an incredibly important piece of automotive safety gear. They’re also terrifying—given that they’re effectively small pyrotechnic devices that are aimed directly at your face and chest. Myths have …read more (https://hackaday.com/2025/10/06/how-mercedes-benz-hacked-your-hearing/)

Weaving Circuits from Electronic Threads
https://hackaday.com/2025/10/06/weaving-circuits-from-electronic-threads/

Though threading is a old concept in computer science, and fabric computing has been a term for about thirty years, the terminology has so far been more metaphorical than strictly …read more (https://hackaday.com/2025/10/06/weaving-circuits-from-electronic-threads/)

Know Audio: Distortion Part Two
https://hackaday.com/2025/10/06/know-audio-distortion-part-two/

It’s been a while since the last installment in our Know Audio series, in which we investigated distortion as it applies to Hi-Fi audio. Now it’s time to return with part …read more (https://hackaday.com/2025/10/06/know-audio-distortion-part-two/)

Logitech POP Buttons are About to go Pop
https://hackaday.com/2025/10/06/logitech-pop-buttons-are-about-to-go-pop/

For those who missed out on the past few years of ‘smart home’ gadgets, the Logitech POP buttons were introduced in 2018 as a way to control smart home devices …read more (https://hackaday.com/2025/10/06/logitech-pop-buttons-are-about-to-go-pop/)

2G Gone? Bring It Back Yourself!
https://hackaday.com/2025/10/06/2g-gone-bring-it-back-yourself/

Some parts of the world still have ample 2G coverage; for those of in North America, 2G is long gone and 3G has either faded into dusk or beginning its …read more (https://hackaday.com/2025/10/06/2g-gone-bring-it-back-yourself/)

Finding Simpler Schlieren Imaging Systems
https://hackaday.com/2025/10/06/finding-simpler-schlieren-imaging-systems/