four-channel recording unit

  • 111Symbol rate — In digital communications, symbol rate (also known as baud or modulation rate) is the number of symbol changes (waveform changes or signalling events) made to the transmission medium per second using a digitally modulated signal or a line code.… …

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  • 112publishing, history of — Introduction       an account of the selection, preparation, and marketing of printed matter from its origins in ancient times to the present. The activity has grown from small beginnings into a vast and complex industry responsible for the… …

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  • 113Brain–computer interface — Neuropsychology Topics Brain computer interface …

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  • 114Australian Broadcasting Corporation — Infobox Network network name = Australian Broadcasting Corporation (ABC) network country = Australia network type = nowrap|Broadcast radio, television and online available =National International owner = Commonwealth of Australia Slogan = It s… …

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  • 115The Beatles' influence on popular culture — The Beatles influence on rock music and popular culture was and remains immense. Their commercial success started an almost immediate wave of changes including a shift from US global dominance of rock and roll to UK acts, from soloists to groups …

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  • 116Mass Rapid Transit (Singapore) — Mass Rapid Transit (MRT) 大众快速交通 (地铁) Sistem Pengangkutan Gerak Cepat துரிதக் கடவு ரயில் Info Owner …

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  • 117Early IBM disk storage — The invention of magnetic disk storage, pioneered by IBM in the 1950s, was a critical component of the computer revolution. This article surveys the major IBM computer disk drives introduced in the 1950s, 1960s and early 1970s. The basic… …

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  • 118No. 41 Squadron RAF — Official Squadron Badge of No. 41 Squadron RAF Active 14 July 1916 Country …

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  • 119Pakistan — /pak euh stan , pah keuh stahn /, n. 1. Islamic Republic of, a republic in S Asia, between India and Afghanistan: formerly part of British India; known as West Pakistan from 1947 71 to distinguish it from East Pakistan (now Bangladesh).… …

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  • 120Computer security compromised by hardware failure — is a branch of computer security applied to hardware. The objective of computer security includes protection of information and property from theft, corruption, or natural disaster, while allowing the information and property to remain accessible …

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