Italy's first operational communications satellite was launched 15 January 1991 by an Ariane-44L H10 booster. Developed by a contractor team led by Alenia Spazio, Italsat carries ten active transponders plus five spares for 30/20 GHz and 50/40 GHz links with a capacity of 12,000 telephone circuits.
Geostationary OrbitNATO-4 is the a communications satellite system serving the North Atlantic Treaty Organization (NATO) and British Ministry of Defense. NATO 4A was the first of two new-generation comsats offering secure military and diplomatic voice and data communications to NATO member nations and troops in the field.
Geostationary Orbit