§  87.171   Class of station symbols.

   The two or three letter symbols for the classes of station in the
   aviation services are:

Symbol and class of station

   AX--Aeronautical fixed

   AVW--Audio visual warning systems

   AXO--Aeronautical operational fixed

   DGP--Differential GPS

   DLT--Aircraft data link land test

   FA--Aeronautical land (unspecified)

   FAC--Airport control tower

   FAE--Aeronautical enroute

   FAM--Aeronautical multicom

   FAR--Aeronautical search and rescue

   FAS--Aviation support

   FAT--Flight test

   FAU--Aeronautical advisory (unicom)

   FAW--Automatic weather observation

   GCO--Ground Communication Outlet

   MA--Aircraft (Air carrier and Private)

   MA1--Air carrier aircraft only

   MA2--Private aircraft only

   MOU--Aeronautical utility mobile

   MRT--ELT test

   RCO--Remote Communications Outlet

   RL--Radionavigation land (unspecified)

   RLA--Marker beacon

   RLB--Radiobeacon

   RLD--RADAR/TEST

   RLG--Glide path

   RLL--Localizer

   RLO--VHF omni-range

   RLS--Surveillance radar

   RLT--Radionavigation land test

   RLW--Microwave landing system

   RNV--Radio Navigation Land/DME

   RPC--Ramp Control

   TJ--Aircraft earth station in the Aeronautical Mobile-Satellite Service

   UAT--Universal Access Transceiver

   [ 53 FR 28940 , Aug. 1, 1988, as amended at  57 FR 45750 , Oct. 5, 1992;  64 FR 27475 , May 20, 1999;  69 FR 32882 , June 14, 2004;  71 FR 70676 , Dec.
   6, 2006;  76 FR 17351 , Mar. 29, 2011;  78 FR 61206 , Oct. 3, 2013]