Hackaday Links: May 23, 2021

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The epicenter of the Chinese electronics scene drew a lot of attention this week as a 70-story skyscraper started wobbling in exactly the way skyscrapers shouldn’t. The 1,000-ft (305-m) SEG …read more Continue reading Hackaday Links: May 23, 2021

Xolography: A Method To Improve The Accuracy Of Volumetric 3D Printing

Over the past years, additive manufacturing (AM) has become a common tool for hackers and makers, with first FDM and now SLA 3D printers becoming affordable for the masses. While these machines are incredibly useful, they utilize a slow layer-by-layer approach to produce objects. A relatively new technology called Volumetric …read more

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How to Get Into Lost Wax Casting (with a Dash of 3D Printing)

I’ve always thought that there are three things you can do with metal: cut it, bend it, and join it. Sure, I knew you could melt it, but that was always something that happened in big foundries- you design something and ship it off to be cast in some large …read more

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More LEDs Means Faster Print Times For 3D Printer, But There’s a Catch

[Jan Mrázek] is no stranger at all to home-grown improvements with his Elegoo Mars SLA 3D printer, and there is a lot going on in his experimental multi-LED upgrade which even involved casting his own lens array. In the end it did speed up his prints by a factor of …read more

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De SLA a XLA: de servicios a experiencias

Imaginen el mejor automóvil, el más veloz, con tecnología de punta de inicio a fin. Pero al ingresar a este notan que no tiene asientos y cuenta con una combinación de velocidades desconocida, que cumple con lo básico, pero lo …
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Improved Flexible Build Plate for SLA is Ready to Rock

The Elegoo Mars is an affordable SLA (resin-based) 3D printer, and there are probably few that have seen more mods and experimentation than [Jan Mrázek]’s machine. The final design of his DIY flexible build plate is a refinement of his original proof of concept, which proved a flexible build platform …read more

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Put that New Resin Printer to Work Making PCBs

With all the cool and useful parts you can whip up (relatively) quickly on a 3D printer, it’s a shame you can’t just print a PCB. Sure, ordering a PCB is quick, easy, and cheap, but being able to print one-offs would peg the needle on the instant gratification meter. …read more

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Printing, Plating, and Baking Makes DIY Microlattices Possible

To be honest, we originally considered throwing [Zachary Tong]’s experiments with ultralight metallic microlattices into the “Fail of the Week” bucket. But after watching the video below for a second time, it’s just not fair to call this a fail, so maybe we’ll come up with a new category — …read more

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Building a Gimballed Motorcycle Helmet Camera from Scratch

[Nixie Guy] has hit all of important design elements in a single motorcycle helmet-cam project which packs in so much that the build log spans three posts. These cameras need to stand up to the elements and also to being pelted by insects at 80 MPH. They need to attach …read more

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