Fountain the senses." The end of the 20th century the development of high-shooting fountains, beginning with the Jet d'eau in Geneva in 1951, and followed by taller and taller fountains in the United States and the Middle East. The highest fountain today in the King Fahd's Fountain in Jeddah, Saudi Arabia. It also saw the increasing popularity of the musical fountain, which combined water, music and light, choreographed by computers. (See Musical fountain below). The fountain called Bit. Fall by German artist Julius Popp (2005) uses digital technologies to spell out words with water. The fountain is run by a statistical
Diamond D-Jet controlled full-authority digital engine control (FADEC) system. Various functions, such as engine startup and over-speed selection prevention, have been automated and are seamlessly performed by the FADEC system. For redundancy, the dual-channel FADEC system uses four independent electrical power sources in addition to battery backup. Diamond opted to adopt a centerline location for the engine, air for which is fed through inlets embedded into the wing roots. The central location of the engine places makes it close to the center of gravity of the D-JET, reducing pitch forces, however, there are some drawbacks to this approach, including elevated air losses