Instructables: exploring - technology - measure - featured http://www.instructables.com Thu, 21 Aug 2014 13:37:55 PDT BLOX v1.01 Universal clock suitable for visually impaired http://www.instructables.com/id/Schematics-n-stuff/
Universal clock suitable for visually impaired - More DIY How To Projects]]> http://cdn.instructables.com/FKK/FMZF/GZCITRN3/FKKFMZFGZCITRN3.SQUARE2.jpg http://cdn.instructables.com/FKK/FMZF/GZCITRN3/FKKFMZFGZCITRN3.SQUARE.jpg http://cdn.instructables.com/FKK/FMZF/GZCITRN3/FKKFMZFGZCITRN3.SMALL.jpg thegoodhen I was googling around looking for some sort of device I could make using arduino and stumbled upon eshop with devices for visually impaired. What really shocked me was the price. I mean-I do realize that such sorts of devices are not really mainstream, but still, it was kinda high. So I decided to m...
By: thegoodhen

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Sat, 10 Mar 2012 03:15:39 PST
Measuring Area of Irregular Shapes http://www.instructables.com/id/Measuring-Area-of-Irregular-Shapes/
Measuring Area of Irregular Shapes - More DIY How To Projects]]> http://cdn.instructables.com/F8L/8LI7/GFA4542A/F8L8LI7GFA4542A.SQUARE2.jpg http://cdn.instructables.com/F8L/8LI7/GFA4542A/F8L8LI7GFA4542A.SQUARE.jpg http://cdn.instructables.com/F8L/8LI7/GFA4542A/F8L8LI7GFA4542A.SMALL.jpg ancienthart This instructable combines a few mathematical tricks to enable you to calculate the area of irregular shapes. I come from a farming background. One of the things we often had to do, was measure the area of a section of land in order to calculate how much fertiliser  was required. This can be done f...
By: ancienthart

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Fri, 15 Oct 2010 18:43:57 PDT
MAGNETIC SCALES http://www.instructables.com/id/MAGNETIC-SCALES/
MAGNETIC SCALES - More DIY How To Projects]]> http://cdn.instructables.com/FOX/YZ94/SH4ES1766TP/FOXYZ94SH4ES1766TP.SQUARE2.jpg http://cdn.instructables.com/FOX/YZ94/SH4ES1766TP/FOXYZ94SH4ES1766TP.SQUARE.jpg http://cdn.instructables.com/FOX/YZ94/SH4ES1766TP/FOXYZ94SH4ES1766TP.SMALL.jpg puffin_juice This is just an idea I had a while back. Instead of using springs for a set of scales I thought permanent magnets might do the trick. Unfortunately I didnt think about the properties of magnets, the magnetic field is not uniform and therefore the scale won't go up in even intervals, instead it seems...
By: puffin_juice

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Fri, 15 Sep 2006 20:30:52 PDT