advanced radio data information service
APPNadvanced radio data information service
arc scanningadvanced radio data information service
radio data service for train approaching announcement
radio data service for train number checking
radio data service for train routing forenotice
radio data service for warning of train protection
aeronautical mobile radio service
aeronautical navigational radio service
aeronautical radio service
BETRS Basic Exchange Telecommunications Radio Service
BETRS Basic Exchange Telephone Radio Service
Citizens band radio service
conventional radio service