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Darell Tan
119 followers -
part-time coder, part-time maker. full-time geek
part-time coder, part-time maker. full-time geek

119 followers
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Here's a nice looking clock based on LED filaments suspended from a spider's web of fine wires.

We love it when something common gets put to a new and unusual use, especially when it’s one of those, “Why didn’t I think of that?” situations. This digital clock with a suspended display is just such a thing.
The common items in this case were…
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A novel actuator made from flexible PCB -- it's like a railgun but not.

An electromagnetic coil gun takes a line of electromagnets working together to form a moving electromagnetic field. These fields accelerate a project and boom, you have electricity moving matter, often at an impressive rate of speed.
[Carl Bugeja] has…
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Play Robot Odyssey – a 1984 Computer Game
https://blog.adafruit.com/2018/07/30/play-robot-odyssey-a-1984-computer-game/

Micah Elizabeth Scott recently translated the awesome 1984 game Robot Odyssey into software – and now you can play it online here!

See more
https://blog.adafruit.com/2018/07/30/play-robot-odyssey-a-1984-computer-game/
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each ofo bike unit has a SIM card & Quectel UG96 to phone home, literally
Shady Share Bike Teardown Reveals Unexpected Power Source.

If you are fortunate enough to live in a tiny settlement of no significance then perhaps you will be a stranger to bike sharing services. In many cities, these businesses have peppered the streets with bicycles secured by electronic locks for which the…
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Want a look for your project that no one will be able to duplicate? A custom LCD will help, and here's how to spec them.

Looking to take your project to the next level in terms of functionality and appearance? A custom LCD display might be the thing that gets you there, at least compared to the dot-matrix or seven-segment displays that anyone and their uncle can buy from…
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These cheap classroom response devices may be a hacking gem.

Cheap second-hand hardware is usually a fertile ground for hacking, and it looks like these digital classroom aids are no exception. [is0-mick] writes in to tell us how he managed to hack one of these devices, a Smart Reponse XE, into an Arduboy…
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The ESP8266 should be able to make a stand-alone walkie-talkie, right?

The ESP8266 has become such a staple of projects in our community since it burst onto the scene a few years ago. The combination of a super-fast processor and wireless networking all on the same chip and sold in retail quantities for relative pennies has…
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#electronics Some load banks are unsafe at any speed -- or, um, voltage

[Syonyk] has been acquiring some large load banks to test power supplies and battery packs. These devices consist of a big current sink, a measurement device, and a fan. He picked up two similar-looking boards from the usual Chinese sources, both rated…
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Destin performs his own fluid mechanics research to find out about vortex ring collisions.

Intrigued by a grainy video from 1992, [Destin] from Smarter Every Day decided to jump in and fund his own research into the strange phenomenon of vortex ring collisions.
This hack started with a scientific publication and a video from back in 1992. The…
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The TS100 soldering iron's stablemate is on its way, and it's looking good!

Many readers will be familiar with the TS100 soldering iron, a lightweight and powerful tool with an integrated temperature controller in its handle based upon an STM32 microcontroller. As an iron it’s a joy to use, it has hackable code, and it has become…
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