Following on from Kossel 3D Printer, and the tutorial videos (see Kossel construction videos) the BuildA3DPrinter kit comes with an extruder stepper motor with a planetary gearbox. This results in a very high torque. However, as stated below, it has been replaced by the 3325_0, a motor with the same NEMA size and same torque.
Continue reading The extraordinary extruder
Are you baffled by the numbers used to describe the plethora of RC motors which are available for multirotor fliers? So was I. So here is a brief description of what I have discovered whilst trying to make sense of it all. Continue reading RC Motors
I found a stepper motor at the night market just off Pracha Songkro, for 10 baht Continue reading Mitsumi M49SP-3K