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Author Archives: Jim Heaney

Clever Mechanism Easily Automates Pulling the Blinds

Posted on August 29, 2021 by Jim Heaney
an image of the mechanism used to move the curtains

There are few things that we all can agree we hate, and the shrill of your alarm clock waking you from a wonderful slumber is definitely high on that list. …read more Continue reading Clever Mechanism Easily Automates Pulling the Blinds→

Posted in 3dprinting, Arduino-esp32, curtains, ESP32, home assist, home hacks

Never Lose a Piece With 3D Printed Sliding Puzzles

Posted on August 28, 2021 by Jim Heaney

Have you ever been about to finish a puzzle, when suddenly you realize there are more holes left than you have pieces? With [Nikolaos’s] 3D printed sliding puzzles, this will …read more Continue reading Never Lose a Piece With 3D Printed Sliding Puzzles→

Posted in 3d Printer hacks, Autodesk Fusion 360, physical puzzle, print in place, puzzle, toy hacks

Ferrofluid Display Gets New, Better Driver Circuitry

Posted on August 26, 2021 by Jim Heaney
Fetch ferrofluid display

In 2019 [Simen] and [Amud], two students from the University of Oslo, set out to design a unique open-source display. The result was Fetch, a display that uses electromagnets to …read more Continue reading Ferrofluid Display Gets New, Better Driver Circuitry→

Posted in display, electromagnet, ferrofluid, misc hacks, PCA9685

Celebrate mRNA Vaccine With This Badge That Blinks the Nucleotide Code

Posted on August 24, 2021 by Jim Heaney
mRNA badge next to an image of the actual Moderna vaccine nanoparticle.

To celebrate getting his second vaccine dose [Paul Klinger] combined two of our favorite things — blinking lights and wearable tech — to create an awesome mRNA vaccine badge. The …read more Continue reading Celebrate mRNA Vaccine With This Badge That Blinks the Nucleotide Code→

Posted in attiny, attiny 1617, ATtiny Hacks, COVID-19, mRNA vaccine, wearable hacks

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