References for
Train Radio

UK

1,200 transceivers and 80 base stations for British Rail

UK

Data transceivers and base stations for data exchange between trains and control centres in London Underground

India

875 transceivers and 40 base stations

India

110 transceivers and 88 base stations for Northern Railways

Malaysia

285 transceivers and 15 base stations for Malaysian Railways

Denmark

7 base stations for the Copenhagen commuter system