Modern multi-material printers certainly have their advantages, but all that purging has a way to add up to oodles of waste. Tool-changing printers offer a way to do multi-material prints without t…| Hackaday
Robert Murray-Smith wants to experiment with a novel 3D printer kinematic system that drives a round bed through a friction interface — essentially a polar 3D printer, but without the backlash associated with gears. However, friction drives have a tendency to slip and so he will need closed-loop control of the system and that will […]| Arduino Blog
Overview Due to an extreme shortage of medically approved and commercially available personal protective equipment (PPE), WHO and CDC previously recommended that only sick or those caring for sick should wear a mask. They have recently changed guidance. Many experts advocate for public mask use as well as governments. We provide here a curated list […]| Knowm.org
Index of DIY face masks click here Overview Note: David Troetschel of Wallfacer Design has made requested modification of design. Latest Mark 4 Design Files: Mask STL Filter Cap STL NOTE: Skip to Mark 4 design below for instructions on first viable build. Mark-4 is better ventilated, sealed and more comfortable. In response to the […]| Knowm.org
