READER INPUT
3D shootout, upcycling visions, pure Pyrex, and unholy smoking.
» Excellent job on your MAKE Ultimate Guide to 3D Printing (makezine.com/3dprinting). I’m thinking about buying or building a 3D printer with my grandson, so I read the issue looking for insight into what makes a good one.
One article advises to put the printer on a solid table; another talks about moving the extruder off the hot end to reduce mass. Both indicate that a lack of stiffness is a big problem in the design of a 3D printer. Combine this with drives that have substantial backlash and bearing systems that are relatively loose, and it’s easy to see why only one ...
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