repeating equipment
41Digital Signal 1 — (DS1, sometimes DS 1) is a T carrier signaling scheme devised by Bell Labs.[1] DS1 is a widely used standard in telecommunications in North America and Japan to transmit voice and data between devices. E1 is used in place of T1 outside North… …
42Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …
43Military — Warfare Military history Eras Prehistoric Ancient Medieval Gunpowder Industrial …
44Cowboy — Cowgirl redirects here. For other uses, see Cowgirl (disambiguation). Ranch hand redirects here. For other uses, see Ranch hand (disambiguation). For other uses, see Cowboy (disambiguation) …
45United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
46harbours and sea works — Introduction harbour also spelled harbor any part of a body of water and the manmade structures surrounding it that sufficiently shelters a vessel from wind, waves, and currents, enabling safe anchorage or the discharge and loading of… …
47Scuba diving — Not to be confused with Self contained breathing apparatus, which describes breathing sets used out of water. Scuba diver Scuba diving ( SCUBA originally being an acronym for self contained underwater breathing apparatus, now widely considered a… …
48Radio Station UVB-76 — UVB 76 is the callsign of a shortwave radio station that usually broadcasts on the frequency 4625 kHz (AM full carrier). It s known among radio listeners by the nickname The Buzzer. It features one of the most unusual, mysterious, and widely… …
49Ghostbusters (franchise) — Logo used by the Ghostbusters in the film Ghostbusters is a supernatural comedy multi media franchise created in 1984. Its inception was for the movie Ghostbusters, released on June 8, 1984 by Columbia Pictures. It centered around a group of… …
50Military history of Cambodia — History attests to Cambodia s martial origins. In antiquity Cambodia, having conquered Laos, parts of Thailand, and the Malay Peninsula, held sway over a vast area of Southeast Asia. Khmer martial prowess waned in the early 15th century, however …
