Category Archives: Tinkering

Interesting cloud tools for linux

Posted on May 10, 2016 by robertwilkie

Mostly different ways to store stuff in the cloud.  Some you can run yourself at home. http://www.makeuseof.com/tag/10-cloud-solutions-using-linux/ Oh the “plug” is here http://www.thingiverse.com/thing:1543247

Posted in Cloud, Linux | Comments Off on Interesting cloud tools for linux

Drawbot + laser Etcher….errr…I see some holes in the walls

Posted on May 10, 2016 by robertwilkie

The authors took a wall drawbot concept and added a laser etcher to it.  Neat…one way to put art on your wall. http://makezine.com/2016/05/04/makers-build-laser-etcher-for-under-200/

Posted in Cheap, CNC/3D-printing | Comments Off on Drawbot + laser Etcher….errr…I see some holes in the walls

Well ah…thats a different use for your old cantenna

Posted on May 10, 2016 by robertwilkie

Did you build a Cantenna in the late 2000’s?  Well here is a purpose for it with a Raspberry Pi, basically you are building a directional WiFi Jammer.  The author’s goal was to jam drones, but this will work for … Continue reading →

Posted in Cheap, Linux, Misc-Life, RaspberryPi, Security | Comments Off on Well ah…thats a different use for your old cantenna

Nice cheap build (but time consuming) CNC

Posted on May 10, 2016 by robertwilkie

This is a nice build for a CNC, pretty slick looking too and very detailed.  Only down side is I think more details on ways to “build” the cut outs would be nice.  And mounts for the rails.  You have … Continue reading →

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Make a pool level sensor

Posted on May 9, 2016 by robertwilkie

Build looks like a high end toilet mechanical system.  But used to monitor your pool water level. http://www.instructables.com/id/Pool-Level-Sensor/

Posted in TI, water | Comments Off on Make a pool level sensor

Build a simple soda bottle rocket

Posted on May 9, 2016 by robertwilkie

Nice build.  I wonder if a better solution for a release value could be used. http://www.instructables.com/id/How-to-Make-a-Water-Rocket-With-a-Plastic-Bottle/

Posted in Misc-Life, water | Comments Off on Build a simple soda bottle rocket

Good write-up on Stepper Motors

Posted on May 3, 2016 by robertwilkie

This has to be one of the better write-ups I have seen on stepper motors. https://learn.adafruit.com/all-about-stepper-motors

Posted in Misc-Life, robots | Comments Off on Good write-up on Stepper Motors

Defeating chip and pin by saying the card is stupid

Posted on May 3, 2016 by robertwilkie

Interesting tech, the original author built a simple atiny system that would fake out the card reader so it would thing a card was mag stripe only, so it would not use the chip bit. Defeating Chip and PIN With … Continue reading →

Posted in Arduino, Security | Comments Off on Defeating chip and pin by saying the card is stupid

A cardboard CNC machine

Posted on May 2, 2016 by robertwilkie

HAHAHAHA… and yes its a cardboard based CNC.  And looks like it works pretty good. http://hackaday.com/2016/04/27/cardboard-and-paperclip-cnc-plotter-destined-for-self-replication/

Posted in Arduino, Cheap, CNC/3D-printing | Comments Off on A cardboard CNC machine

OK this is neat, a threadless ball screw

Posted on May 2, 2016 by robertwilkie

I had to watch the video a few times, but its bearings on a rod, and the rod spins to move the platform up and down.  No threads.  You can print out your own too. Threadless Ballscrew for 3D Printer … Continue reading →

Posted in CNC/3D-printing, Misc-Life | Comments Off on OK this is neat, a threadless ball screw