signalling point code
71Symbol 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.… …
72Virus — 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 …
73Communications-based train control — CBTC deployment in Metro de Madrid, Spain …
74Teleprinter — A teleprinter (teletypewriter, Teletype or TTY for TeleTYpe/TeleTYpewriter) is a now largely obsolete electro mechanical typewriter which can be used to communicate typed messages from point to point and point to multipoint over a variety of… …
75CUDA — Developer(s) Nvidia Corporation Stable release 4.0 / May 17 2011; 6 months ago (May 17 2011) Operating system Windows XP and later Mac OS X Linux …
76Battle of Jutland — fixHTML|begInfobox Military Conflict conflict = Battle of Jutland partof = World War I caption = The Battle of Jutland, 1916 date = 31 May 1916 ndash; 1 June 1916 place = North Sea, near Denmark result = Indecisive combatant1 = combatant2 =… …
77Rail transport in Denmark — Denmark DSB IC3 Operation National railway DSB Infrastructure company Banedanmark …
78Contrôle de vitesse par balises — This article is about the French railway safety system KVB. For other uses, see KVB (disambiguation). KVB or Contrôle de Vitesse par Balises[1] ( Speed control by beacons ) is a train protection system used on the French railways and in London St …
79PDP-8 — A PDP 8 on display at the Smithsonian s National Museum of American History in Washington, D.C.. This example is from the first generation of PDP 8s, built with discrete transistors and later known as the Straight 8. The 12 bit PDP 8 was the… …
80Amtrak — For other uses, see Amtrak (disambiguation). Amtrak Map of the Amtrak system (2007) Reporting mark …
