physical coding sub-layer
31Optical fiber connector — An optical fiber connector terminates the end of an optical fiber, and enables quicker connection and disconnection than splicing. The connectors mechanically couple and align the cores of fibers so that light can pass. Better connectors lose… …
32Ancient technology in Stargate — The Ancients (also known as Alterans and Lanteans ) are a fictional advanced race in the Stargate franchise, and are depicted as the precursor to modern day humans. Their most notable creation in Stargate mythology is the entire Stargate network …
33Virus — This article is about the biological agent. For other uses, see Virus (disambiguation). For a generally accessible and less technical introduction to the topic, see Introduction to viruses. Viruses …
34Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after …
35Piaget's theory of cognitive development — For more information, see Neo Piagetian theories of cognitive development. Piaget s theory of cognitive development is a comprehensive theory about the nature and development of human intelligence first developed by Jean Piaget. It is primarily… …
36Evidence of common descent — The wide range of evidence of common descent of living things strongly indicates the occurrence of evolution and provides a wealth of information on the natural processes by which the variety of life on Earth developed, supporting the modern… …
37CD-ROM — Media type Optical disc Capacity 194 MiB (8 cm) 650–900 MiB (12 cm) Read mechanism 150 KiB/s (1×) 10,800 KiB/s (72×) Write mechanism 150 KiB/s (1×) 8,400 KiB/s (56×) Standard …
38Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
39DTS (sound system) — For other uses, see DTS (disambiguation). DTS, Inc. Type Public Traded as NASDAQ: DTSI …
40Base station subsystem — The Base Station Subsystem (BSS) is the section of a traditional cellular telephone network which is responsible for handling traffic and signaling between a mobile phone and the network switching subsystem. The BSS carries out transcoding of… …
