complement pulse
51Code division multiple access — This article is about a channel access method. For the mobile phone technology referred to as CDMA, see IS 95 and CDMA2000. Multiplex techniques Circuit mode (constant bandwidth) TDM · FDM  …
52Manchester code — In telecommunication and data storage, Manchester code (also known as Phase Encoding, or PE) is a line code in which the encoding of each data bit has at least one transition and occupies the same time. It therefore has no DC component, and is… …
53Automated teller machine — cash machine redirects here. For the Hard Fi song, see Cash Machine. An NCR Personas 75 Series interior, multi function ATM in the United States …
54Okazaki fragment — An Okazaki fragment is a relatively short fragment of DNA (with an RNA primer at the 5 terminus) created on the lagging strand during DNA replication. The lengths of Okazaki fragments are between 1,000 to 2,000 nucleotides long in E. coli and are …
55Manchester Small-Scale Experimental Machine — Replica of the Small Scale Experimental Machine (SSEM) at the Museum of Science and Industry in Castlefield, Manchester …
56VF-19 Excalibur — The VF 19 Excalibur is a fictional spacecraft in the anime Macross. It is an Advanced Variable Fighter, the UN Spacy s latest frontline variable fighter to replace the already aging VF 11 Thunderbolt. In the year 2040, a contest was held for the… …
57ZX Spectrum software — The ZX Spectrum software library currently consists of more than 14,000 titles.cite web | url=http://www.worldofspectrum.org/archive.html | work=World of Spectrum | last = Heide | first = Martijn van der | accessdate=2006 08 11 | title=Archive!]… …
58GPO telephones — The United Kingdom s General Post Office (GPO) had a number of telephones that were provided by them for connection to their exchanges. Until 1982 the GPO had a monopoly on the provision of all telephones within the UK and so the range was… …
59Storage ring — The 216 m circumference storage ring dominates this image of the interior of the Australian Synchrotron facility. In the middle of the storage ring is the booster ring and linac A storage ring is a type of circular particle accelerator in… …
60cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
