Foot-pound (energy) Foot-pound (energy) The foot pound-force (symbol: ft⋅lbf or ft⋅lb) is a unit of work or energy in the Engineering and Gravitational Systems in United States customary and imperial units of measure. It is the energy transferred upon applying a force of one pound-force (lbf) through a linear displacement of one foot. The corresponding SI unit is the joule. The foot-pound is often used to specify the muzzle energy of a bullet in small arms ballistics, particularly in the United States. "Foot-pound" is also used as a unit of torque (see "pound-foot (torque)"). In the United States this unit is often
Scientific Atlanta of home security and energy management during the 1970s. The company marketed wireless home alarm systems and provided equipment to utilities that enabled them to monitor home energy use. By the dawn of the 1980s, Scientific Atlanta had become the world's largest supplier of satellite earth stations. In February 2003, Scientific-Atlanta introduced their first Explorer HD set-top box, which is capable of displaying HDTV programming, at Best Buy stores in the Phoenix metropolitan area. It was later rolled out nationwide. In March 2004, Scientific-Atlanta launched the Explorer 8000HD, their first set-top box with both DVR and HD. In the set-top