Category Archives: Cheap

Project to turn an RPi into a Stingray

Well not fully one.  But it does act as an IMSI catcher. https://github.com/Oros42/IMSI-catcher It Might Be Possible To Build A Stingray With A Raspberry Pi  

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Cool solar tracker

Supposedly with only $10 in parts, thought those cells maybe a bit more than that (unless he got them in bulk).  Basically you use the small cells to determine if they are in sun, if not, then its OK in … Continue reading

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Simple parts tumbler

This one is pretty easy to build.  But as the author points out, it can burn the fan up quickly. Fan-Based Parts Tumbler Is A Breeze To Build

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A nice simple guide to start out with CNC

This one basically involves an etch-a-sketch that you use with motors to draw.  Interesting starting point for CNC. The Complete Beginner’s Guide To Building A CNC Machine

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Hydrogen powered nerf gun

Interesting build, the authors took a nerf gun, added a hydrogen collector to it, and well…a rather explosive gun. Hydrogen Powered Nerf Blaster Is Dangerously Awesome

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Simple Wind Turbine Build

This is a simple build to show a way to generate power from wind.  Cheap build too. https://www.instructables.com/id/DIY-Water-Bottle-Wind-Turbine/

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And a skateboard wheel to an old f-clamp

Nice idea to make something that you can use quickly to move long board with.  Only thing I can think of is most of the f-clamps I have don’t have enough on the end to tap to put a threaded … Continue reading

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Cool dust collector build

This is a nice build, I like the see-thru tank part and that it can be added onto a standard garbage can.  Of course if I am making this much dust…well I must have a serious CNC involved. Build a … Continue reading

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Simple clip reload build

I like this, dump the bullets on one end, sort and line them up, then push them  in. Beats doing one at a time. https://www.instructables.com/id/DIY-Magazine-Speed-Loader-Magpacker/

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Nice homemade disk sander

Nice build.  Alot of work for the shield around the disk too. http://www.homemadetools.net/forum/my-disk-sander-built-15224?homelistings#post19785 original site: http://www.labellenote.fr/articles.php?lng=en&pg=570&tconfig=0

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