return attenuation
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echo return loss — (ERL) The attenuation of echo currents in one direction caused by telephone circuits in the other direction … IT glossary of terms, acronyms and abbreviations
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telecommunications media — Introduction equipment and systems metal wire, terrestrial and satellite radio, and optical fibre employed in the transmission of electromagnetic signals. Transmission media and the problem of signal degradation Every… … Universalium
Optical time-domain reflectometer — Fluke Networks OTDR in use Yokogawa s OTDR … Wikipedia
Copper cable certification — 10G Certification Kit In copper twisted pair wire networks, copper cable certification is achieved through a thorough series of tests in accordance with Telecommunications Industry Association (TIA) or International Organization for… … Wikipedia
затухание — 2.1.5 затухание; затухание звука: Уменьшение звукового давления при распространении волны в материале, вызванное процессами поглощения и рассеяния. Источник: ГОСТ Р ИСО 5577 2009: Контроль неразрушающий. Ультразвуковой контроль. Словарь … Словарь-справочник терминов нормативно-технической документации
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Active sensory systems — are sensory receptors that are activated by probing the environment with self generated energy. Examples include echolocation of bats and dolphins and insect antennae. Using self generated energy allows more control over signal intensity,… … Wikipedia
Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c … Wikipedia
Sauron — This article is about a fictional character from J. R. R. Tolkien s Middle earth fantasy writings. For other uses, see Sauron (disambiguation). Sauron Tolkien s legendarium character Aliases Annatar, Gorthaur the Cruel, Thû, The Necromancer,… … Wikipedia
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 … Deutsch Wikipedia
