The increasing emphasis of modern ATM is on interoperable and harmonised systems that allow aircraft to operate with the minimum of performance change from one airspace to another. GBF Aerospace & Special Products Division is committed to providing products and technology that enable dynamic, integrated management of air traffic and airspace. Items in the product range are designed to support and enhance air traffic services, airspace management and air traffic flow management — safely, economically and efficiently — in collaboration with all parties and involving airborne and ground-based functions.