margin of power

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• Power supply unit (computer) — Power supply unit with top cover removed A power supply unit (PSU) supplies direct current (DC) power to the other components in a computer. It converts general purpose alternating current (AC) electric power from the mains (110 V to… …   Wikipedia

• Power over Ethernet — or PoE technology describes a system to transfer electrical power, along with data, to remote devices over standard twisted pair cable in an Ethernet network. This technology is useful for powering IP telephones, wireless LAN access points,… …   Wikipedia

• Power margin — In telecommunication, the power margin is the difference between available signal power and the minimum signal power needed to overcome system losses and still satisfy the minimum input requirements of the receiver for a given performance level.… …   Wikipedia

• Power rating — In electrical engineering, the power rating of a device is a guideline set by the manufacturer as a maximum power to be used with that device. This limit is usually set somewhat lower than the level where the device will be damaged, to allow a… …   Wikipedia

• margin — mar|gin W3S3 [ˈma:dʒın US ˈma:r ] n [Date: 1300 1400; : Latin; Origin: margo border ] 1.) the empty space at the side of a page ▪ Someone had scribbled a note in the margin . ▪ Use double spacing and wide margins to leave room for comments. 2.)… …   Dictionary of contemporary English

• Optical power margin — In an optical communications link, the optical power margin is the difference between the optical power that is launched by a given transmitter into the fiber, less transmission losses from all causes, and the minimum optical power that is… …   Wikipedia

• Buying Power — The money an investor has available to buy securities. In a margin account, the buying power is the total cash held in the brokerage account plus maximum margin available. Also referred to as excess equity. For example, if you have $1,000 cash in …   Investment dictionary

• Contribution margin — Decomposing Sales as Contribution plus Variable Costs. In the *****Cost Volume Profit Analysis model, costs are linear in volume. In cost volume profit analysis, a form of management accounting, contribution margin is the marginal profit per unit …   Wikipedia

• Might and Power — Sire Zabeel Grandsire Sir Tristram (IRE) Dam Benediction Damsire Day Is Done Sex Gelding …   Wikipedia

• Continental margin —   Sediment   …   Wikipedia

• Purchasing Power — 1. The value of a currency expressed in terms of the amount of goods or services that one unit of money can buy. Purchasing power is important because, all else being equal, inflation decreases the amount of goods or services you d be able to… …   Investment dictionary