Sphere Communications expands its digital DMR repeater networks to major airports across Australia. Currently Sphere has DMR digital repeaters in Sydney, Melbourne, Brisbane, Cairns, Perth and now Adelaide. Our repeater systems cater for airline, ground handling and security companies across Australia. Providing vital radio communications since 1976. Airline carries like Pan Am, Continental Airlines, Ansett, Compass, Olympic, Alitalia and Lufthansa all relied upon Sphere ( Paris Radio Electronics) for there day to day communications. Today Sphere Communications is continuing to provide communications for all the major airlines around Australia. If your company requires reliable radio communications anywhere please give us a call 02 9344 9111