50K vs 18K homepage › Forums › magnetic hff in sample › 50K vs 18K This topic has 0 replies, 1 voice, and was last updated 2 years, 4 months ago by q73240dp. Viewing 1 post (of 1 total) Author Posts March 25, 2020 at 11:00 am #3026 Score: 0 q73240dpParticipant The HFF is the same at both to 50K and the 18K spectra. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In