Category Archives: Tinkering

Make a laser chaser bot for your dogs

Posted on March 22, 2019 by robertwilkie

I have thought about doing this myself. Pretty simple build to do but looks like the laser is not too random in its movement. Thought you can change the code to be more random. https://www.instructables.com/id/Arduino-Controlled-Laser-Dog-Chaser-Toy/

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Cool suction bot

Posted on March 21, 2019 by robertwilkie

Nice build for a suction based robot. Uses a controller called OpenCR (new one for me). Which looks neat, but…costs 180 dollars… So if you are thinking about this build, a RPi and an arduino combo maybe a better approach. … Continue reading →

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The poor persons CNC

Posted on March 20, 2019 by robertwilkie

Or a “ghetto CNC”. Pretty straight forward build with simple materials. Fun to watch (amazed how well it works). I love the nut build he uses for anti backlash nuts. https://www.instructables.com/id/CNC-ROUTER-HOME-MADE/

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Circle making jig for a bandsaw

Posted on March 14, 2019 by robertwilkie

Interesting build. I have seem similar builds for table saws, but those are more for large circles. This is a way to make smaller ones. https://www.instructables.com/id/Build-a-Bandsaw-Circle-Cutting-Jig/

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Cheap Thermal Camera with RPi

Posted on March 14, 2019 by robertwilkie

Rather simple build once the author figured out how to get the RPi to talk to the camera. The camera is a MLX90640 made by Melexis. but you want the one with a controller board GY-MCU90640. Which runs for $80. … Continue reading →

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Someone has too much time on their hands

Posted on March 13, 2019 by robertwilkie

This is a self contained spitball gun. Load in water, toilet paper, and launch your spitballs. https://gizmodo.com/that-toilet-paper-spitball-blaster-gets-a-much-needed-r-1832239475

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Making a button dispenser

Posted on March 12, 2019 by robertwilkie

Nice build, the author built a button dispenser with a touch sensor.

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Turn an ESP8266 into a WiFi Jammer

Posted on March 11, 2019 by robertwilkie

Pretty cheap jammer. The “jamming” part isn’t a radio freq. jammer but more protocol stack based. https://www.instructables.com/id/Wi-Fi-Jammer-From-an-ESP8266-WiFi-Jammer-Deauther/

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Another mini lathe build

Posted on March 8, 2019 by robertwilkie

I seem to be on a lathe kick lately. Anyways this is a nice build if you have a decent 3D printer to print the parts. Me…not so sure I want an ABS based fram for a wood turner. https://www.instructables.com/id/Mini-Lathe-Machine-for-Woodworking/

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Opensource hearing aid

Posted on March 8, 2019 by robertwilkie

OK after seeing how much pro hearing aids run (3 grand easy). I can see why there is an opensource project. Article indicates the board will run around $250, not including headset. But still thats 10% of the cost of … Continue reading →

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