emitting medium
71telecommunications 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… …
72Optical amplifier — An optical amplifier is a device that amplifies an optical signal directly, without the need to first convert it to an electrical signal. An optical amplifier may be thought of as a laser without an optical cavity, or one in which feedback from… …
73Lighting — Not to be confused with lightning. For other uses, see lighting (disambiguation). Low intensity lighting and haze in a concert hall allows laser effects to be visible …
74Neon lamp — See also: Neon lighting A General electric NE 34 glow lamp, manufactured circa 1930. A neon lamp (also neon glow lamp) is a miniature gas discharge lamp that typically contains neon gas at a low pressure in a glass capsule. Only a thin region… …
75Silvaco — Infobox Company company name = Silvaco International company company type = Private Company| foundation = 1984 location = key people = Dr Ivan Pesic, President/CEO industry = Software Programming homepage = [http://www.silvaco.com/… …
76Fiber-optic communication — An optical fiber junction box. The yellow cables are single mode fibers; the orange and blue cables are multi mode fibers: 50/125 µm OM2 and 50/125 µm OM3 fibers respectively. Fiber optic communication is a method of transmitting information from …
77Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
78Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …
79Military decorations of Mexico — Military of Mexico …
80Glossary of military abbreviations — List of terms, acronyms, information, related to modern armour, artillery, infantry, weapons, and related military subject matter.* AA anti aircraft * AAA anti aircraft artillery Triple A * AAAV Advanced Amphibious Assault Vehicle * AAD Armoured… …
