non directional
41Quadraphonic sound — 4 channels Quadraphonic label Quadraphonic (or Quadrophonic sometimes Quadrasonic) sound – the most widely used early term for what is now called 4.0 surround sound – uses four channels in which speakers are positioned at the four corners of the… …
42Curvelet — Curvelets are a non adaptive technique for multi scale object representation. Being an extension of the wavelet concept, they are becoming popular in similar fields, namely in image processing and scientific computing. Wavelets generalize the… …
43WABC (AM) — Infobox Radio station name = WABC city = New York City area = New York City area branding = NewsTalkRadio 77 WABC slogan = Breaking News, Stimulating Talk. airdate = October 1, 1921 frequency = 770 kHz HD Radio format = News/Talk power = 50,000… …
44KNHC — Infobox Radio station name = KNHC city = Seattle, Washington area = Seattle, Washington and surrounding area branding = C 89.5 slogan = Seattle s Hottest Music airdate = Dec 1969 (at 1210 AM) Jan 1971 (at 89.5 FM) frequency = 89.5 (MHz) format =… …
45Effective radiated power — In radio telecommunications, effective radiated power or equivalent radiated power (ERP) is a standardized theoretical measurement of radio frequency (RF) energy [cite web title = Abbreviations and Acronyms publisher = Institute for… …
46KDLD — KDLD/KDLE City of license KDLD: Santa Monica KDLE: Newport Beach Broadcast area KDLD: Los Angeles KDLE: Orange County Branding El Gato 103.1 …
47Marker beacon — A marker beacon is a particular type of VHF radio beacon used in aviation, usually in conjunction with an instrument landing system (ILS), to give pilots a means to determine position along an established route to a destination such as a runway.… …
48Tropism — A tropism (from Greek, tropos , to turn) is a biological phenomenon, indicating growth or turning movement of a biological organism, usually a plant, in response to an environmental stimulus. In tropisms, this response is dependent on the… …
49Options strategies — can favor movements in the underlying that are bullish, bearish or neutral. In the case of neutral strategies, they can be further classified into those that are bullish on volatility and those that are bearish on volatility. The option positions …
50History of paleontology — The history of paleontology traces the effort to understand the history of life on Earth by studying the fossil record left behind by living organisms. Paleontology is a field of biology, but its development has been closely tied to geology and… …
