Monthly Archives: August 2017

Make a bigger CDROM based CNC

Posted on August 31, 2017 by robertwilkie

The author basically extended the parts from a CDROM to make a bigger CNC.  Only didn’t use the CDROM motors… http://www.instructables.com/id/How-to-Make-Mini-Home-Made-CNC-Machine-Arduino28BJ/

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Nice write-up on how to heat treat a knife you are making

Posted on August 30, 2017 by robertwilkie

Nice write-up on how to heat up a knife blade to treat it. http://www.instructables.com/id/How-to-Heat-Treat-a-Knife-simplest-Method-Possible/

Posted in Misc-Life, weapons | Comments Off on Nice write-up on how to heat treat a knife you are making

Tools to download a website

Posted on August 29, 2017 by robertwilkie

I have never heard of HTTrack before.  Looks useful…but what I found funny was the recommendation of wget. http://www.makeuseof.com/tag/how-do-i-download-an-entire-website-for-offline-reading/

Posted in Misc-Life, Security | Comments Off on Tools to download a website

Have your own personal copy of wikopedia

Posted on August 29, 2017 by robertwilkie

Apparently you can download the entire contents directly. http://lifehacker.com/how-to-download-all-of-wikipedia-onto-a-usb-flash-drive-1798453949

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This would be a cool experiment to do with kids

Posted on August 29, 2017 by robertwilkie

I have never heard of the kelvin water dropper before.  This looks like a fun experiment to do with kids. http://www.instructables.com/id/Making-Electricity-From-Water-Macgyver-Style/   Here is a nicer build http://makezine.com/projects/make-31/lord-kelvins-thunderstorm/

Posted in Cheap, Misc-Life, Teaching and Learning, water | Comments Off on This would be a cool experiment to do with kids

And now things are scary

Posted on August 28, 2017 by robertwilkie

The article goes over 3 different web search engines to find a face.  Google is of course on top of the list.  I remember “findface” from last year on an article that it was outing folks involved in…well stuff not … Continue reading →

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Cheap, need some shelves?

Posted on August 28, 2017 by robertwilkie

OMG this is ….well it works.  Take some soda bottles and make shelves with them and scrape board.  Good for college. http://www.instructables.com/id/Shelf-From-Reused-Bottles/

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OK this takes the cake for a cheap wind power

Posted on August 28, 2017 by robertwilkie

2 Water bottles cut and strapped onto a motor.  I don’t think you can make it any cheaper and easier. http://www.instructables.com/id/Half-Brainer-Wind-Turbine/

Posted in Cheap, Wind | Comments Off on OK this takes the cake for a cheap wind power

Another DVD CNC/Laser engraver

Posted on August 25, 2017 by robertwilkie

But this one has some 3D printed parts to make it a bit easier to build.  It looks nicer than some of the homebrews I ahve seen too. http://www.instructables.com/id/Arduino-CNC-Laser-Enrgaver-From-DVD-Drive/

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The cheapest way to make a motor with kids

Posted on August 24, 2017 by robertwilkie

The author calls it the simplest, I say cheapest way to make a demo motor with kids. http://www.instructables.com/id/The-Simplest-Motor/

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