key system

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• Key system — can refer to the following:*Key telephone system communication *Key System Defunct transportation system in the San Francisco Bay Area *KeY System a software verification tool. *Cryptosystem using a Cryptographic key …   Wikipedia

• Key System — The Key System (or Key Route) was a privately owned company which provided mass transit in the cities of Oakland, Berkeley, Alameda [ [http://findarticles.com/p/articles/mi qn4176/is 20030621/ai n14551761 Old Alameda s transit system was less… …   Wikipedia

• key system schematic —   n.    a drawing with blocks utilizing keying symbols, usually illustrating the hierarchy of all keys within a master key system. It indicates the structure and total expansion of the system …   Locksmith dictionary

• key system —    The equipment utilized to provide the features associated with keysets, including the multipair cable, key service unit, and distribution frames …   IT glossary of terms, acronyms and abbreviations

• 1A2 Key System — The 1A2 Key System is an analog multiline business key telephone system. Unlike more modern multiline systems, every telephone line serving a particular phone is wired into that phone, and electromechanical switches (the keys ) switch the lines… …   Wikipedia

• Maison key system — A Maison key system is a keying system that permits a lock to be opened with a number of unique, individual keys. Maison key systems are often found in apartment building common areas, such as main entrance or a laundry room where individual… …   Wikipedia

• multiplex key system —   n.    1. a series of different key sections which may be used to expand a master key system by repeating bittings on additional key sections. The keys of one key section will not enter the keyway of another key section. This type of system… …   Locksmith dictionary

• maison key system —   n.    [from the French, meaning house key system] a keying system in which one or more cylinders are operated by every key (or relatively large numbers of different keys) in the system; e.g., main entrances of apartment buildings operated by… …   Locksmith dictionary

• selective key system —   n.    a key system in which every key has the capability of being a master key. It is normally used for applications requiring a limited number of keys and extensive cross keying …   Locksmith dictionary

• grand master key system —   n.    a master key system which has exactly three levels of keying …   Locksmith dictionary

• great grand master key system —   n.    a master key system which has exactly four levels of keying …   Locksmith dictionary