measuring receiver
81Vakuumröhre — Eine Elektronenröhre ist ein elektronisches Bauelement, das aus einem evakuierten oder gasgefüllten Kolben aus Glas, Stahl oder Keramik besteht, in den mehrere Elektroden, mindestens eine Kathode mit Heizung und eine Anode, eingelassen und von… …
82Verbundröhre — Eine Elektronenröhre ist ein elektronisches Bauelement, das aus einem evakuierten oder gasgefüllten Kolben aus Glas, Stahl oder Keramik besteht, in den mehrere Elektroden, mindestens eine Kathode mit Heizung und eine Anode, eingelassen und von… …
83Doppler effect — Change of wavelength caused by motion of the source. An animation illustrating how the Doppler effect causes a car engine or siren to soun …
84Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …
85Huygens probe — Infobox Spacecraft Name = Huygens probe Caption = A scale replica of the probe, 1.3 metres across. Organization = ESA/ASI/NASA Major Contractors = Aérospatiale, now Thales Alenia Space Mission Type = Lander Satellite Of = Saturn Launch = December …
86Audio power — Sound measurements Sound pressure p, SPL Particle velocity v, SVL Particle displacement ξ Sound intensity I, SIL Sound power Pac Sound power level SWL Sound energy Sound energy density …
87One-Shot Entanglement-Enhanced Classical Communication — In the theory of quantum communication, it is well known that entanglement cannot increase the capacity of a classical communication channel in the sense of Shannon, that is, for an i.i.d. (independent and identically distributed) protocol.… …
88AR-7 — For other uses, see AR 7 (disambiguation). AR 7 Armalite AR 7 survival rifle with 8, 10, and 15 round magazines. Type Survival rifle Place of&# …
89Reginald Fessenden — Infobox Celebrity name = Reginald Fessenden caption = The Father of Radio Broadcasting birth date = birth date|1866|10|6|mf=y birth place = East Bolton, Quebec, Canada death date = death date and age|1932|7|22|1866|10|6|mf=y death place = Bermuda …
90GPS — Global Positioning System. See NAVSTAR Global Positioning System. * * * ▪ navigation Introduction in full Global Positioning System space based radio navigation system that broadcasts highly accurate navigation pulses to users on or near… …
