L1 Frequency Band 19 April 2018 10:40 Follow One of the two ultra high radio frequencies transmitted by NAVSTAR GPS satellites. This carrier frequency of 1575.42 MHz transmits both C/A (Standard Positioning Service) and P (Precise Positioning Service) code. Related articles L2 Frequency Band Frequency What satellites are the VERIPOS services available on and what are the beam frequencies and data rates? Orthometric Height How do I check or change my LD900 L-Band beam? Comments 0 comments Please sign in to leave a comment.