Switch board (framework) — Switch Board is a MVC framework written for PHP. Its original concepts were taken from a preexisting ColdFusion/PHP framework called Fusebox. Its evolution through development has greatly changed its structure to have very little resemblance to… … Wikipedia
Panel switch — The panel switching system was an early type of automatic telephone exchange, first put into urban service by the Bell System in the 1920s and removed during the 1970s. The Panel and Rotary systems were developed in parallel by Bell Labs before… … Wikipedia
Mercury switch — A Single Pole, Single Throw (SPST) mercury switch on millimetre graph paper … Wikipedia
Piezo switch — A piezo switch is an electrical switch based on the Piezoelectric Effect. The charge generated by the piezoelectric element in the switch is typically used to turn on an integrated semiconductor device such as a field effect transistor (FET),… … Wikipedia
Banyan switch — A Banyan Switch is a complex crossover switch used in electrical or optical switches.It is named for its resemblance to the roots of the Banyan tree which crossover in complex patterns. Logical banyan switches are used in logic or signal pathways … Wikipedia
Duodenal switch — Intervention ICD 9 CM 43.89, 45.51 … Wikipedia
Analogue switch — The analogue (or analog) switch, also called the bilateral switch, is an electronic component that behaves in a similar way to a relay, but has no moving parts. The switching element is normally a MOSFET, which is a type of transistor. The… … Wikipedia
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
Optivity Switch Manager — (OSM) ist eine Konfigurationsmanagement Software (eingetragenes Warenzeichen) für Ethernet Switches und Ethernet Routing Switches der Firma Nortel Networks, die 2009 von Avaya übernommen wurde. Mittlerweile wurde die Software umbenannt in… … Deutsch Wikipedia
knife switch — noun : an electric switch in which contact is made by pushing one or more flat metal blades between the jaws of spring clips * * * Elect. a form of air switch in which a moving element, usually a hinged blade, is placed between two contact clips … Useful english dictionary
knife-switch — knifeˈ switch noun A switch in an electric circuit, in which the moving element consists of a flat blade that engages with fixed contacts • • • Main Entry: ↑knife … Useful english dictionary