I picked up a cheap chinese leather patcher -- a Singer 29k clone -- for some leather work because my little entry-level sewing machine is not sufficient for leather. DIY is an illness, so I decided ...

The Kalashnikov Concern announced it will debut its RPL-7 7.62mm belt-fed handheld machine gun at the IDEX-2025 international arms exhibition in Abu Dhabi, scheduled from February 17 to 21. According ...

Figure 2: Experimental design used to test a closed-loop control brain–machine interface for motor control in macaque monkeys. In this type of experimental apparatus, several real-time models ...

[Matthias random stuff] sheds a bit of light on how these motors worked, by means of a 1980s Maytag washing machine motor. Many of us will be used to old-style induction motors, in which two ...