Episode 91: The roundness profile point

Does your measurement device for cylindrically ground workpieces output cryptic displays of UPRs and FFTs? What exactly are “undulations per rev” and “Fourier Transforms”? The 91st episode of the CTE Grinding Doc video series discusses these outputs and what they mean.

[@neobikes]

so now i can go to someone and ask about "what is your dominance frequency dude?"