Category Archives: Tinkering

Making a coil winder

Posted on May 9, 2023 by robertwilkie

This case the author wanted to make electro magnetic coils, but I could see this used for other builds. https://www.instructables.com/Variable-Electromagnet-Winder/

Posted in Arduino, Cheap | Comments Off on Making a coil winder

Using a ring to unlock a door

Posted on May 8, 2023 by robertwilkie

Well a ring with an RFID tag in it. There is an arduino that reads the tag and unlocks the door. https://hackaday.com/2022/10/18/front-door-keys-hidden-in-plain-sight/

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Nice portable windpower

Posted on May 5, 2023 by robertwilkie

Its a small portable windpower device that charges up a portable battery to use at any given point in time. Downside is the 3D printed parts could degrade overtime outside. Would be nice if there was a commercial (cheap) version … Continue reading →

Posted in CNC/3D-printing, Wind | Comments Off on Nice portable windpower

3D printed servo

Posted on May 4, 2023 by robertwilkie

Interesting build for a geared DC motor to be used as a even more geared servo. https://www.instructables.com/3D-Printed-Servo-Motor/

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Using U-Bolts for fence post clamps

Posted on May 1, 2023 by robertwilkie

Basically the author cuts a ubolt in half, uses some scrap for the end with a knob, and bam, fence post clamps for a table saw. Its a cheap method to do this, but…I have seen some fence post clamps … Continue reading →

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Cheap PVC pipe gimbal for phone

Posted on April 26, 2023 by robertwilkie

I could also see making this for cameras too. Nice cheap build that you can do to help keep your camera level and you record and move around. https://www.instructables.com/DIY-PVC-Gimbal-for-Phone/

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Making a bicycle bottle holder from PVC pipe

Posted on April 25, 2023 by robertwilkie

Not so sure I would do this, the author basically takes a PVC pipe (thin one) that the bottle fits in, and cuts it to size and puts some nice shaping on it. Interesting build https://www.instructables.com/Bicycle-Bottle-Cage-Made-With-PVC/

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Making a simple variable capacitor

Posted on April 24, 2023 by robertwilkie

Clever build with 3D printed parts and some PCB boards. Good way to teach variable capacitance to folks. https://hackaday.com/2022/03/07/a-variable-capacitor-for-not-a-lot/

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Nice write up on how to create an opensource python package

Posted on April 21, 2023 by robertwilkie

Could be adapted for closed source too. https://mathspp.com/blog/how-to-create-a-python-package-in-2022

Posted in My Projects, Software Development | Comments Off on Nice write up on how to create an opensource python package

Simple jig for making thin strips on a table saw

Posted on April 19, 2023 by robertwilkie

This one is a bit different from others where the “push stick” is the jig to hold the wood and make the thin strips. Nice way to do it if you have one short board and lots of strips to … Continue reading →

Posted in Misc-Life, Tools, woodworking | Comments Off on Simple jig for making thin strips on a table saw