In this video we electroplate SLA samples with Acid Copper and Bright Nickel, then test their tensile and ultimate strength using a universal testing machine. Stress measurements are done with a load ...

Kitchen scales are plentiful and cheap, but their accuracy and measuring speed often leave a lot to be desired. In particular the filtering out of noise can make small changes a nightmare as e.g.

Elecrow has sent us a solar-powered ThinkNode M6 Meshtastic device for review. Last year, I reviewed the ThinkNode M1 and M2 ...