Do I require a Calibration Certificate? Yes, the FR calibration must be up to date, or be done after the flight and before the claim. By admin|2021-11-29T09:59:48+02:0029th November 2021|Distance Diplomas|Comments Off on Do I require a Calibration Certificate? Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkXingEmail