Paul Lang

This is my general development blog. Random 3D printing, networking, game design, AI, and basically any other random stuff you can think of.

When Things Stop Extruding

The filament can go through the extruder, but after a minute it won't go through, even when shoving it by hand? You've tried all sorts of temperatures and tweaking the current to the motors? PETG, PLA, it's all doing it? My Story The real kicker? The first layer goes great.…

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DIY Dual Extrusion

Intro Everybody wants a 3D printer that can print in multiple colors right? For a while I've been fascinated by the idea of dual extrusion. You could always switch the filament by the layer, but you couldn't have two types of filament on the same layer that way. You can…

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