phase-comparison relay
21List of Solar System probes — For a list of active probes only, see List of active Solar System probes. For a list of landers only, see Landings on other planets. This is a list of all space probes that have left Earth orbit (or were launched with that intention but failed),… …
22United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
23Military Affairs — ▪ 2009 Introduction Russia and Georgia fought a short, intense war in 2008, fueling global fears of a new Cold War. On August 7 Georgia launched an aerial bombardment and ground attacks against its breakaway province of South Ossetia.… …
24nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …
25Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… …
26Capacitor — This article is about the electronic component. For the physical phenomenon, see capacitance. For an overview of various kinds of capacitors, see types of capacitor. Capacitor Modern capacitors, by a cm ruler Type Passive …
27IPv6 — Pile de protocoles 7.  Application 6.  Présentation 5.  Session 4.  Tr …
28Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · …
29Mars Exploration Rover — Artist s conception of rover on Mars Part of a panorama taken by the Spi …
30Communication in small groups — is interpersonal communication within groups of between 3 and 20 individuals.[1] This generally takes place in a context that mixes interpersonal interactions with social clustering. Contents 1 Group communication 1.1 Linear phase model …
