A piezo disk transducer is a handy part for reproducing beeps and boops, and can also function as a rudimentary microphone. Being a piezoelectric element, it can also generate usable …read more (https://hackaday.com/2025/11/02/2025-component-abuse-challenge-a-piezo-disk-powers-a-transmitter/)

Does 3D-Printed Foam Make Good Custom Tires?
https://hackaday.com/2025/11/02/does-3d-printed-foam-make-good-custom-tires/

Wouldn’t it be nice to 3D print an entire custom tire for small robots? It sure would, so [Angus] of [Maker’s Muse] decided to investigate whether nifty new filaments like …read more (https://hackaday.com/2025/11/02/does-3d-printed-foam-make-good-custom-tires/)

3D Printering: Liquid-Filled Filament Was Not On Our Bingo Card
https://hackaday.com/2025/11/02/3d-printering-liquid-filled-filament-was-not-on-our-bingo-card/

[Prusa] have a number of announcements, and one of the more unusual ones is that liquid printing is coming to the Prusa XL. Specifically, printing in real, heat-resistant silicone (not …read more (https://hackaday.com/2025/11/02/3d-printering-liquid-filled-filament-was-not-on-our-bingo-card/)

Is This The Last PCB You’ll Ever Buy?
https://hackaday.com/2025/11/02/is-this-the-last-pcb-youll-ever-buy/

Breadboards are great, but as the world moves more and more to having SMD as a standard, prototyping straight PCBs is becoming more common. If you’re mailing off to China …read more (https://hackaday.com/2025/11/02/is-this-the-last-pcb-youll-ever-buy/)

Repurposing Dodgy Android TV Boxes As Linux Boxes
https://hackaday.com/2025/11/03/repurposing-dodgy-android-tv-boxes-as-linux-boxes/

Marketplaces and e-waste recycling centers are practically overflowing with the things: ARM-based streaming TV boxes that run some — usually very outdated and compromised — version of Android. While you …read more (https://hackaday.com/2025/11/03/repurposing-dodgy-android-tv-boxes-as-linux-boxes/)

Folding Lamp Becomes A Tasty Reverb Tank
https://hackaday.com/2025/11/03/folding-lamp-becomes-a-tasty-reverb-tank/

If you’re a musician and you want a reverb effect, there are lots of ways to go about it. You can use software plugins, all kinds of rack-mount effects, or …read more (https://hackaday.com/2025/11/03/folding-lamp-becomes-a-tasty-reverb-tank/)

MCE Blaster Translates TTL For Modern(ish) Monitors
https://hackaday.com/2025/11/03/mce-blaster-translates-ttl-for-modernish-monitors/

VGA isn’t much used anymore, but it’s not hard to get a hold of monitors with that input. How about the older standards like EGA, CGA, or MDA? Well, it’s …read more (https://hackaday.com/2025/11/03/mce-blaster-translates-ttl-for-modernish-monitors/)

Dual-Arm Mobile Bot Built on IKEA Cart Costs Hundreds, Not Thousands
https://hackaday.com/2025/11/03/dual-arm-mobile-bot-built-on-ikea-cart-costs-hundreds-not-thousands/