Monthly Archives: May 2023

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/

Posted in Arduino | Comments Off on Using a ring to unlock a door

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/

Posted in Cheap, CNC/3D-printing, robots | Comments Off on 3D printed servo

Fancy circle center finder

Posted on May 2, 2023 by robertwilkie

This is a bit more fancy than I would have gone, but its a nice centerfinder for a circle. https://www.homemadetools.net/forum/multifunction-guide-woodworking-tool-92248#post208046

Posted in Tools | Comments Off on Fancy circle center finder

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 →

Posted in Tinkering | Comments Off on Using U-Bolts for fence post clamps