start-stop signal
121Unusual uses of traffic lights — Unusual uses of traffic lights, as used in various regional locations, may for example include traffic lights used in a non standard fashion, or in a non standard arrangement, or for specific traffic. Alternating Alternates (Flashing Lights) In… …
122Racing flags — Checkered flag and chequered flag redirect here. For other uses, see Checkered Flag. The flagman displaying the chequered flag with a complete set of stockcar racing flags Racing flags[1] are traditionally used in auto racing and similar… …
123Time to digital converter — In electronic instrumentation and signal processing, a time to digital converter (abbreviated TDC) is a device for converting a signal of sporadic pulses into a digital representation of their time indices. In other words, a TDC outputs the time… …
124France — /frans, frahns/; Fr. /frddahonns/, n. 1. Anatole /ann nann tawl /, (Jacques Anatole Thibault), 1844 1924, French novelist and essayist: Nobel prize 1921. 2. a republic in W Europe. 58,470,421; 212,736 sq. mi. (550,985 sq. km). Cap.: Paris. 3.… …
125American football rules — The Tennessee Titans and the Houston Texans in formation before a play Game play in American football consists of a series of downs, individual plays of short duration, outside of which the ball is dead or not in play. These can be plays from… …
126Penalty (American football) — A penalty flag on the field during a game on November 16, 2008 between the San Francisco 49ers and St. Louis Rams. In American football and Canadian football, a penalty is a sanction called against a team for a violation of the rules, called a… …
127Great Central Railway (preserved) — Great Central Railway Great Central Railway D123 Kinchley Lane Locale Loughborough, Leicestershire, England Terminus Leices …
128Digital terrestrial television — List of digital television broadcast standards DVB standards (Europe) DVB S (satellite) DVB S2 DVB T (terrestrial) DVB T2 DVB C …
