MenuForum NavigationForumActivityLoginRegisterForum breadcrumbs - You are here:Support ForumsColumbus Products: Columbus P-1 Mark IIIs P-1 Mark II a dual frequency G …Please Login or Register to create posts and topics.Is P-1 Mark II a dual frequency GNSS?GPSWebShop Official@jack167 Posts#1 · June 24, 2023, 4:33 pmQuote from GPSWebShop Official on June 24, 2023, 4:33 pmNo, P-1 Mark II is a single frequency GNSS which is L1. No, P-1 Mark II is a single frequency GNSS which is L1. Post Reply: Is P-1 Mark II a dual frequency GNSS? Cancel