Hi Guys, Hi Peter ! I'm building my own Delta 3D printer based on KosselPro, custom design: Geometry: Plate d=300mm, h=~400mm, rods = 300mm, Electronics: Mega2560+Ramps+TMC2100 - it really silent (drv8825 and tmc2100) Firmware: Repetier 0.92.9 / Marlin RC (for calibration) It already built and I faced a calibration problem. I'm trying to use Peter's Rostock Calibration calculator (https://by Mindspeed - Delta Machines