single-wire line
101Hydro-Québec's electricity transmission system — is an expansive, international power transmission system located in Quebec, Canada with extensions into the Northeastern United States. Major expansion of the network began with the commissioning of the alternating current 735,000 volt (735 kV)… …
102On-board diagnostics — On Board Diagnostics, or OBD, in an automotive context, is a generic term referring to a vehicle s self diagnostic and reporting capability. OBD systems give the vehicle owner or a repair technician access to state of health information for… …
103Razorlight — at SXSW, 2009 Background information Origin London, England Genres …
104History of the telephone — The history of the telephone chronicles the development of electrical technology that enabled bidirectional human speech conversations over distances farther than a person could shout.Telephone prehistoryMechanical devicesBefore the invention of… …
105circus — circusy, adj. /serr keuhs/, n., pl. circuses. 1. a large public entertainment, typically presented in one or more very large tents or in an outdoor or indoor arena, featuring exhibitions of pageantry, feats of skill and daring, performing animals …
106Beverage antenna — The Beverage Antenna is a relatively inexpensive but very effective long wire receiving antenna used by amateur radio, shortwave listening, and longwave radio DXers and military applications. Harold H. Beverage experimented with receiving… …
107undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… …
108Electrical telegraph — A printing electrical telegraph receiver, and a transmitter key at bottom right An electrical telegraph is a telegraph that uses electrical signals, usually conveyed via telecommunication lines or radio. The electromagnetic telegraph is a device… …
109Trolleybus — A trolleybus (also known as trolley bus, trolley coach, trackless trolley, trackless tram or simply trolley) is an electric bus powered by two overhead wires, from which it draws electricity using two trolley poles. Two poles are required in… …
110Magnetic core memory — Magnetic core memory, or ferrite core memory, is an early form of random access computer memory. It uses small magnetic ceramic rings, the cores , through which wires are threaded to store information via the polarity of the magnetic field they… …
