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Homemade Magic Makes The Metcal Go

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First soldering irons are often of the Radioshack or Maplin firestarter variety. They’re basically wall power shorted across a nichrome heater or similar with some inline …

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Thrust Vectoring With Compliant Mechanisms Is Hard

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Thrust vectoring is one way to control aerial vehicles. It’s become more popular as technology advances, finding applications on fifth-generation fighter aircraft, as well as long …

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Cycloid Drawing Machine Uses Sneaky Stepper Hack

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Stepper motors are great for projects that require accurate control of motion. 3D printers, CNC machines and plotters are often built using these useful devices. InventorArtist …

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The Smallest Hacker Camps Are The Most Satisfying, And You Can Do One Too

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Two of my friends and I crammed into a small and aged European hatchback, drove all day along hundreds of miles of motorway, and finally through …

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Enforce Speed Limits With A Rusty Bike

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They say you can’t manage what you can’t measure, and that certainly held true in the case of this bicycle that was used to measure the …

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Open Source Headset With Inside-Out Tracking, Video Passthrough

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The folks behind the Atmos Extended Reality (XR) headset want to provide improved accessibility with an open ecosystem, and they aim to do it with a …

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Try NopSCADlib For Your Next OpenSCAD Project

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Most readers of this site are familiar by now with the OpenSCAD 3D modeling software, where you can write code to create 3D models. You may …

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Back To Where (For Most Of Us) It Started, The Intel 8080

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The early history of microprocessors is a surprisingly complex one, with more than one claimant for the prize of being the first, and multiple competing families. …

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Surfing Diorama Makes For A Neat Desk Toy

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In 1994, Weezer famously said that “you take your car to work, I’ll take my board”. Obviously, for the office-bound, surfing is simply out of the …

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A Robotic Whiteboard Cleaner Keeps The Board Ready To Go

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Wiping a whiteboard can be a tedious chore. Nobody wants to stick around after a long meeting to clean up, and sensitive information is often left …