Radio Systems Information Ltd. (RSI) is a leading UK independent telecommunications consultancy founded in 1992 by Ed Douglas.


RSI has particular expertise in radio network strategy, planning, design, verification and testing, with most of its clients being large private mobile radio (PMR) operators such as public utilities and emergency services.


RSI have a proud track record of success with TETRA projects as well as general radio communications and telemetry projects.


In addition to consultancy and surveying services, RSI market specialised survey tools, all developed in house by RSI Engineers.



Kingswear House, High Street

Cranbrook, Kent

TN17 3EW, U.K.

Tel: +44 (0)208 123 0028