This video covers how to perform a ramp test using your CO2 laser’s Ruida controller on your OMTech or Chinese laser. My OMTech Laser: https://omtechlaser.com/collections/mid-range-co2-laser-engravers/products/co2-laser-engraver-cutter-usb-8r57-ul/?ref=LGS OMTech Discount Code: LASERGUYS5OFF OMTech Affiliate Code (used at checkout): LASERGUYS Amazon Laser Supplies: https://amzn.to/333isSW OMTech FACEBOOK Users Group https://facebook.com/groups/1364016877267714/?ref=share_group_link UCKGpWpK5eS0E-2SAn6QCMyg co2 laser #Ramp #Test #CO2 #Laser #Easy