Category Archives: Tinkering

Print out your own violin

Posted on January 6, 2016 by robertwilkie

This is a nice build, and it sounds good (note I am not a string player, so I don’t know for sure).  Downside, needs a decent size 3D printer to make it.  My little homebrew will not cut it. http://hackaday.com/2016/01/02/the-hovalin-open-source-3d-printed-violin-sounds-great/

Posted in CNC/3D-printing, Misc-Life | Comments Off on Print out your own violin

Make your own light up notebook

Posted on January 6, 2016 by robertwilkie

Nice build for a notebook (cover) that lights up with reminders. http://www.instructables.com/id/Notebook-With-LED-Reminders/

Posted in Arduino, Misc-Life | Comments Off on Make your own light up notebook

Nice robot (CNC) for sidwalk painting

Posted on January 5, 2016 by robertwilkie

Nice build, and the author has a good write-up on how to make your own.   Interesting that he didn’t use steppers thought. http://www.open-electronics.org/paint-machine-print-bitmaps-on-pavements-and-sidewalks/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+OpenElectronics+%28Open+Electronics%29

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The Robo Cops are coming

Posted on January 5, 2016 by robertwilkie

Knightscope has a mall like security robot to be used to help ID threats and issues.  Apparently you will only find them in Silicon Valley right now, and they rent out for $6.25 an hour….which is cheaper than someone in … Continue reading →

Posted in Misc-Life, robots | Comments Off on The Robo Cops are coming

A 2 way RPi Mirror

Posted on January 5, 2016 by robertwilkie

OK I like this build over some of the andriod based versions I have seen since, well, You are using a full blown linux system that is easier (for me) to update and modify.  Also you can use a bigger … Continue reading →

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Under $20 rocket stove

Posted on January 5, 2016 by robertwilkie

Actually a nice build.  One thing I might do is get some high heat spraypaint and give it a coat. http://www.instructables.com/id/Under-20-Rocket-StoveHeater/

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Cool glow lamp build

Posted on January 5, 2016 by robertwilkie

Nice “cheap” build, where the author took an LED, battery, and a small clear bottle with some water and liquid glitter to make a nice looking glow lamp http://www.instructables.com/id/DIY-Glitter-Glow-Lamp/

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Sundial on my list to print out

Posted on January 4, 2016 by robertwilkie

I think it might be a bit too tall for my printer, but this is a cool printout to do. http://www.3ders.org/articles/20151231-diy-3d-printed-sundial-displays-time-like-a-digital-clock.html

Posted in CNC/3D-printing, Misc-Life, Teaching and Learning | Comments Off on Sundial on my list to print out

I like this 3D printed out bit holder

Posted on January 4, 2016 by robertwilkie

Nice one to print out.  I just need a magnet to go with it.  You can get 100 of them for $5 (and wait a few weeks).  I might mix the design a bit to beable to add a few … Continue reading →

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DIY coil winder for wind power generators

Posted on January 3, 2016 by robertwilkie

OK so you are going to make your wind turbine from scratch, well you need to make some coils and this is a nice way to help automate it and not mess up. http://www.instructables.com/id/DIY-Hand-Driller-Coil-Winding-Machine-with-Digital/

Posted in Cheap, Tools, Wind | Comments Off on DIY coil winder for wind power generators