Feed tile: ATC BCT15X London SW4 United Kingdon. Covering London & Southern Uk Civil ATC Frequency range VHF 118-137 AM, Heathrow ground movements UHF 455.4875-8375 NFM. The scanner will be scanning the frequency ranges specified above which covers London Heathrow, London Battersea Heliport, London City, London Gatwick, London Luton, London Stansted.The feed is located in South West London around 16.8 miles from Heathrow & is directly under the flight path for runway 27L, the main runway in use, the airspace is busy 24/7 365 days. The antenna is a general coverage Colinear at around 20 metres above ground, Uniden BCT15X scanner using Pro-scan web server running 24/7 365 days.