A cycloidal gear drive is one of the most mesmerizing reduction gears to watch when it is running, but it’s not all just eye-candy. Cycloidals give decent gearing, are relatively …read more (https://hackaday.com/2021/12/25/do-you-need-a-cycloidal-drive/)
3D Prints With A Mirror Finish
https://hackaday.com/2021/12/25/3d-prints-with-a-mirror-finish/
https://hackaday.com/2021/12/25/3d-prints-with-a-mirror-finish/
As anyone who has used a 3D printer before knows, what comes off the bed of your regular FSD printer is by no means a mirror finish. There are layers …read more (https://hackaday.com/2021/12/25/3d-prints-with-a-mirror-finish/)
Blender? No, Grinder
https://hackaday.com/2021/12/25/blender-no-grinder/
[Leandro Felipe] is no stranger to the dirty hack, and this video of his conversion of a blender into a handheld rotary grinding tool is no exception. (Embedded below.) But …read more (https://hackaday.com/2021/12/25/blender-no-grinder/)
https://hackaday.com/2021/12/25/blender-no-grinder/
[Leandro Felipe] is no stranger to the dirty hack, and this video of his conversion of a blender into a handheld rotary grinding tool is no exception. (Embedded below.) But …read more (https://hackaday.com/2021/12/25/blender-no-grinder/)
Mini Linear Actuators From DVD Drive Parts
https://hackaday.com/2021/12/25/mini-linear-actuators-from-dvd-drive-parts/
https://hackaday.com/2021/12/25/mini-linear-actuators-from-dvd-drive-parts/
For many years now a source for some of the smallest and cheapest home made CNC mechanisms has been the seemingly never-ending supply of surplus CD and DVD-ROM drives. The …read more (https://hackaday.com/2021/12/25/mini-linear-actuators-from-dvd-drive-parts/)
Using a process akin to electroplating, researchers at the University of Oldenburg have 3D printed structures at the 25 nanometer scale. A human hair, of course, is thousands of time …read more (https://hackaday.com/2021/12/25/3d-printing-gets-tiny/)
Mico is a USB Microphone Based on a Pi Pico
https://hackaday.com/2021/12/25/mico-is-a-usb-microphone-based-on-a-pi-pico/
https://hackaday.com/2021/12/25/mico-is-a-usb-microphone-based-on-a-pi-pico/
When [Mahesh Venkitachalam] was experimenting with machine learning for audio applications on a Raspberry Pi, he found himself looking for a simple USB microphone. A cheap one was easy to …read more (https://hackaday.com/2021/12/25/mico-is-a-usb-microphone-based-on-a-pi-pico/)
Cast Your Own Holiday Chocolate Bunny, or Rather Mouse
https://hackaday.com/2021/12/25/cast-your-own-holiday-chocolate-bunny-or-rather-mouse/
https://hackaday.com/2021/12/25/cast-your-own-holiday-chocolate-bunny-or-rather-mouse/
The art of forming and using a mold is, well, an art. The already tricky process would be made even harder by using a fickle material, like chocolate. This is …read more (https://hackaday.com/2021/12/25/cast-your-own-holiday-chocolate-bunny-or-rather-mouse/)
DIY High Flow 3D Printing
https://hackaday.com/2021/12/25/diy-high-flow-3d-printing/
https://hackaday.com/2021/12/25/diy-high-flow-3d-printing/