Pantographs were once used as simple mechanical devices for a range of tasks, including duplicating simple line drawings. [Tim] decided to make a modern electronic version that spits out G-Code ...

I have a pile of different generic electric bike throttles purchased from several online sellers. They all arrived about a week ago. I have a goal of using them to make the basic model of an electric ...

The 3DConnexion Space mouse is an interesting device but heavily patent-protected, of course. This seems to just egg people on to reproduce it using other technologies than the optical pickup system ...