# INI,END,DESCRIPTION # (Freq range in MHz, min separation 3MHz) # (Description up to 20 char) # (fields comma delimiter) # AVIATION 108,118,AVIATION 108 NAVAIDS 118,137,AVIATION 118 VOICE 960,1215,AVIATION 960 1089,1091,ADS-B 1090 128,137,ACARS