full-frequency range recording
51Dolby Laboratories — The name Dolby is immediately recognizable as an established audio noise reduction system and film sound platform since the mid 1970s. The company provided its patented soundtrack noise reduction technology on A CLOCKWORK ORANGE (1971), BARRY… …
52Movie projector — This article is concerned with technical aspects of moving film projection. For non film movie projection, see digital cinema. For historical aspects, see the article history of cinema. 35 mm movie projector in operation …
53Bird vocalization — Bird song redirects here. For other uses, see Birdsong (disambiguation). A male Blackbird (Turdus merula) singing. Bogense havn, Funen, Denmark.   …
54Hi-MD — In January 2004, Sony announced the Hi MD media storage format as a further development of the MiniDisc Format. [ [http://news.sel.sony.com/en/press room/consumer/portable audio/walkman players/release/8720.html Sony Introduces Hi MD press… …
55Medical ultrasonography — This article is about using ultrasound to image the human body. For imaging of animals in research, see Preclinical imaging. Sonography redirects here. For the tactile alphabet called sonography , see Night writing. Medical ultrasonography… …
56Invention of radio — Great Radio Controversy redirects here. For the album by the band Tesla, see The Great Radio Controversy. Contents 1 Physics of wireless signalling 2 Theory of electromagnetism …
57Piano — Pianoforte redirects here. For earlier versions of the instrument, see Fortepiano. For other uses of Piano, see Piano (disambiguation). Piano Bösendorfer grand piano Keyboard instrument …
58Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …
59Bass instrument amplification — for the bass guitar, double bass and similar instruments is distinct from other types of amplification systems due to the particular challenges associated with low frequency sound reproduction. This distinction affects the design of the… …
60Signals intelligence in modern history — This article is a subset article of the article Signals intelligence, which addresses the unifying conceptual and technical factors and common technologies in this intelligence discipline. This article deals with signals intelligence in the… …
