closed switch

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• Switch-technology — is a technology for automata based programming support. It was proposed by Anatoly Shalyto in 1991. It involves software specification, design, implementation, debugging, documentation and maintenance. The term “automata based programming” is… …   Wikipedia

• Switch — For other uses, see Switch (disambiguation). Electrical switches. Top, left to right: circuit breaker, mercury switch, wafer switch, DIP switch, surface mount switch, reed switch. Bottom, left to right: wall switch (U.S. style), miniature toggle… …   Wikipedia

• switch target — A device so adjusted to a railroad switch stand that the switch cannot be opened or closed without shifting the targets, the white to a right angle position to the main track when the switch is closed, and the red to a similar position when the… …   Ballentine's law dictionary

• Closed captioning — Jack Foley created the CC in a TV symbol while senior graphic designer at WGBH. Closed captioning is the process of displaying text on a television, video screen or other visual display to provide additional or interpretive information to… …   Wikipedia

• switch lamp — noun : a lamp for indicating by the color of its light whether a railroad switch is open or closed …   Useful english dictionary

• Normally closed — In electronics, a normally closed (abbreviated NC) switch is one that normally allows current to flow and which prevents current flow when it is perturbed. A switch that is closed conducts electricity. Normally closed switches are often spring… …   Wikipedia

• Light switch — A light switch is a switch, most commonly used to operate electric lights, permanently connected equipment, or electrical outlets.In modern homes most lights are operated using switches set in walls, usually 6 10 inches (15 25 cm) away from a… …   Wikipedia

• Transfer switch — Transfer switches allow switching from a primary power source to a secondary or tertiary power source and are employed in some electrical power distribution systems. Most often transfer switches can be seen where emergency power generators are… …   Wikipedia

• Reed switch — Reed relay and reed switches Showing the contacts clearly The …   Wikipedia

• Crossbar switch — In electronics, a crossbar switch (also known as cross point switch, crosspoint switch, or matrix switch) is a switch connecting multiple inputs to multiple outputs in a matrix manner. Originally the term was used literally, for a matrix switch… …   Wikipedia

• KVM switch — Symbolic representation of a KVM switch. The computer on the right is currently being controlled by the peripherals …   Wikipedia