high-level control
41High Voltage Protection and Isolation of telecommunications circuits and SCADA circuits to and from Hydro Sub Stations — High Voltage Protection and Isolation of telecommunications circuits and SCADA circuits to and from Hydro Sub StationsIn order to protect the continuous service of important telecommunications and control circuits to and from Hydro Sub Stations,… …
42High-yielding variety — High yielding varieties (HYVs) are any of a group of genetically enhanced cultivars of crops such as rice, maize and wheat that have an increased growth rate, an increased percentage of usable plant parts or an increased resistance against crop… …
43High-speed multimedia radio — (HSMM), colloquially referred to as the hinternet , is the implementation of wireless data networks over amateur radio frequencies using commercial off the shelf (COTS) hardware such as 802.11 access points and D Star equipment. Licensed amateur… …
44High-Sticking — is a penalized action in the sport of ice hockey where a player intentionally or inadvertently raises his stick above the height of the cross bar of a hockey goal. A stoppage in play results if a High Stick comes in contact with the puck and the… …
45Control engineering — Control systems play a critical role in space flight Control engineering or Control systems engineering is the engineering discipline that applies control theory to design systems with predictable behaviors. The practice uses sensors to measure… …
46High fidelity — or hi fi reproduction is a term used by home stereo listeners and home audio enthusiasts (audiophiles) to refer to high quality reproduction of sound or images that are very faithful to the original master recording. High fidelity equipment has… …
47High-Performance Parallel Interface — (HIPPI) is a standard point to point protocol for transmitting large amounts of data at up to billions of bits per second over relatively short distances, mainly on local area networks (LANs). The proponents of HIPPI believe that its use can make …
48Level crossing — This article is about at grade intersections between railway and road. For where two rail lines cross, see level junction. For a type of nuclear receptor (RXR), see Retinoid X receptor. A level crossing at Chertsey, England, as the barriers rise …
49High Rock Lake — Infobox lake lake name = High Rock Lake image lake = Abbottscreek.jpg caption lake = Abbotts Creek section (Spring 2007) image bathymetry = caption bathymetry = location = North Carolina coords = coord|35|37|44|N|80|15|4|W|type:waterbody… …
50Control of the National Grid (UK) — The National Grid (UK) is the high voltage electric power transmission network in Great Britain, connecting power stations and major substations to ensure that electricity generated anywhere in Great Britain can be used to satisfy demand… …
