backup signal
21Cell site — Cell phone tower in Palatine, Illinois, USA. A short mast cell site o …
22Local Area Augmentation System — The Local Area Augmentation System (LAAS) is an all weather aircraft landing system based on real time differential correction of the GPS signal. Local reference receivers send data to a central location at the airport. This data is used to… …
23Disk enclosure — A 3.5 USB/FireWire hard disk enclosure A disk enclosure is essentially a specialized chassis designed to hold and power disk drives while providing a mechanism to allow them to communicate to one or more separate computers. Drive enclosures… …
24WPCH-TV — Infobox Broadcast call letters = WPCH TV city = station station slogan = station branding = Peachtree TV analog = 17 (UHF) digital = 20 (UHF) other chs = affiliations = Independent network = founded = airdate = September 1, 1967 location =… …
25Abkürzungen/Computer — Dies ist eine Liste technischer Abkürzungen, die im IT Bereich verwendet werden. A [nach oben] AA Antialiasing AAA authentication, authorization and accounting, siehe Triple A System AAC Advanced Audio Coding AACS …
26Liste der Abkürzungen (Computer) — Dies ist eine Liste technischer Abkürzungen, die im IT Bereich verwendet werden. A [nach oben] AA Antialiasing AAA authentication, authorization and accounting, siehe Triple A System AAC Advanced Audio Coding AACS …
27LORAN — (LOng Range Aid to Navigation) is a terrestrial radio navigation system using low frequency radio transmitters that uses multiple transmitters (multilateration) to determine location and/or speed of the receiver. The current version of LORAN in… …
28Automotive lighting — Blinker redirects here. For other uses, see Blinker (disambiguation). Not to be confused with Magneti Marelli company AL Automotive Lighting. For lights in seafaring and aviation, see navigation light. The lighting system of a motor vehicle… …
29Comparison of analog and digital recording — This article compares the two ways in which sound is recorded and stored. Actual sound waves consist of continuous variations in air pressure. Representations of these signals can be recorded using either digital or analog techniques. An analog… …
30Space Shuttle Solid Rocket Booster — The Space Shuttle Solid Rocket Boosters (SRBs) are the pair of large solid rockets used by the Space Shuttle during the first two minutes of powered flight. They are located on either side of the orange external propellant tank. Each SRB produces …
