DIY Synth Takes Inspiration From Fretted Instruments
<img width="800" height="450" src="![image](https://hackaday.com/wp-content/uploads/2025/12/Diapasonix-v1-1536x864-1.jpg?w=800")
alt=""/>There are a million and one MIDI controllers and synths on the market, but sometimes it’s just more satisfying to make your own. [Turi Scandurra] very much went his own 
alt=""/>There are a million and one MIDI controllers and synths on the market, but sometimes it’s just more satisfying to make your own. [Turi Scandurra] very much went his own Hackaday
DIY Synth Takes Inspiration From Fretted Instruments
There are a million and one MIDI controllers and synths on the market, but sometimes it’s just more satisfying to make your own. [Turi Scandu...
Hackaday
DIY Synth Takes Inspiration From Fretted Instruments
There are a million and one MIDI controllers and synths on the market, but sometimes it’s just more satisfying to make your own. [Turi Scandu...
![image](https://hackaday.com/wp-content/uploads/2025/12/tau.png?w=800")
alt=""/>If you get a chance to visit a computer history museum and see some of the very old computers, you’ll think they took up a full room. But if you 
![image](https://hackaday.com/wp-content/uploads/2025/12/three_ring_drive.png?w=800")
alt="A man's hands are holding an assembly of 3D-printed parts. There is a white backplate, with a yellow circular piece running through the middle. The yellow piece is surrounded by metal rods. Another blue shaft runs through the left side of the assembly. A rougly-diamond shaped plate encompasses both of these shafts."/>Cycloidal drives have an entrancing motion, as well as a few other advantages – high torque and efficiency, low backlash, and compactness among them. However, much as [Sergei Mishin] likes 
![image](https://hackaday.com/wp-content/uploads/2025/12/SNAG-0937-16-9.png?w=800")
alt=""/>As technology marches on, gear that once required expensive lab equipment is now showing up in devices you can buy for less than a nice dinner. A case in point: 
![image](https://hackaday.com/wp-content/uploads/2025/11/hadimg_tinycore_feat.jpg?w=800")
alt=""/>Looking for an educational microcontroller board to get you or a loved one into electronics? Consider the tinyCore – a small and nifty hexagon-shaped ESP32 board by [MR. INDUSTRIES], simplified 
![image](https://hackaday.com/wp-content/uploads/2019/09/ProgrammingSystem.jpg?w=800")
alt=""/>After you have written the code for some awesome application, you of course want other people to be able to use it. Although simply directing them to the source code 
![image](https://hackaday.com/wp-content/uploads/2025/12/Screenshot-2025-12-03-at-11-56-50-Inline-tube-adapter-3D-models-to-download-e1764781240314.png?w=800")
alt=""/>It’s happened to all of us: you find the perfect model for your needs — a bracket, a box, a cable clip, but it only comes in STL, and doesn’t 
![image](https://hackaday.com/wp-content/uploads/2025/11/hadimg_r36s_rust_feat.jpg?w=800")
alt=""/>The age of cheap and powerful devices is upon us. How about a 20 EUR handheld game console intended for retro game emulation, that runs Linux under the hood? [Luiz 
![image](https://hackaday.com/wp-content/uploads/2025/12/Screenshot-2025-12-08-103446-e1765153408737.png?w=800")
alt=""/>Aircraft parts generally have to meet very specific standards, because if certain parts fail, the aircraft falls out of the sky. This usually ends poorly, and is best avoided by ![image](https://hackaday.com/wp-content/uploads/2025/12/wolf1.png?w=800")
alt=""/>For as long as there have been supercomputers, people like us have seen the announcements and said, “Boy! I’d love to get some time on that computer.” But now that 
![image](https://hackaday.com/wp-content/uploads/2025/12/solid-state-volumetric-ancient-feature.jpg?w=800")
alt="King Tut, with less resolution than he's had since Deluxe Paint"/>There’s a type of dust-collector that’s been popular since the 1990s, where a cube of acrylic or glass is laser-etched in a three-dimensional pattern. Some people call them bubblegrams. While 
![image](https://hackaday.com/wp-content/uploads/2025/11/hadimg_kicad_template_feat.jpeg?w=800")
alt=""/>Ever think about all the moving parts involving a big KiCad project going into production? You need to provide manufacturer documentation, assembly instructions and renders for them to reference, every 
![image](https://hackaday.com/wp-content/uploads/2021/06/Pipewire.jpg?w=800")
alt=""/>This week Jonathan chats with K. S. Bhaskar about YottaDB. This very high performance database has some unique tricks! How does YottaDB run across multiple processes without a daemon? Why 
![image](https://hackaday.com/wp-content/uploads/2023/02/ChatGPT-1.jpg?w=800")
alt=""/>The basic concept of human intelligence entails self-awareness alongside the ability to reason and apply logic to one’s actions and daily life. Despite the very fuzzy definition of ‘human intelligence‘, 
![image](https://hackaday.com/wp-content/uploads/2025/11/hadimg_10x10cm_hotplate_feat.jpg?w=800")
alt=""/>For less than $30 USD, you can get a 10×10 centimeter hotplate with 350 Watts of power. Sounds mighty fine to us, so surely there must be a catch? Maybe 
![image](https://hackaday.com/wp-content/uploads/2025/12/collapsed-aircraft-part.webp?w=800")
alt=""/>Back in March, a small aircraft in the UK lost engine power while coming in for a landing and crashed. The aircraft was a total loss, but thankfully, the pilot 
![image](https://hackaday.com/wp-content/uploads/2025/11/FUVBIYVMI4XWLFR.png?w=800")
alt=""/>Regular Christmas trees don’t emit light, nor do they react to music. If you want both things in a holiday decoration, consider this build from [dbmaking]. An ESP32-D1 mini runs 
![image](https://hackaday.com/wp-content/uploads/2025/11/hadimg_pi_kde_feat.png?w=800")
alt=""/>Raspberry Pi boards are no longer constrained – these days, you can get a quad-core board with 8 or 16GB of RAM to go around, equip it with a heatsink, 
![image](https://hackaday.com/wp-content/uploads/2021/07/japan_northernmost_island_hokkaido_from_ISS.jpg?w=800")
alt=""/>Recently the MagQuest competition on improving the measuring of the Earth’s magnetic field announced that the contestants in the final phase have now moved on to launching their satellites within 
![image](https://hackaday.com/wp-content/uploads/2025/12/irrb-banner.png?w=800")
alt=""/>[NullPxl]’s Ban-Rays concept is a wearable that detects when one is in the presence of camera-bearing smartglasses, such as Meta’s line of Ray-Bans. A project in progress, it’s currently focused 