infrared calibration system
61Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 …
62Time Crisis 4 — Infobox VG title = Time Crisis 4 developer = Nex Entertainment publisher = Namco distributor = Bandai Namco Games designer = Hajime Nakatani (producer), Takashi Satsukawa (director) engine = release = Arcade June 20 2006 PlayStation 3… …
63Light gun — A light gun is a pointing device for computers and a control device for arcade and video games. The first light guns appeared in the 1930s, following the development of light sensing vacuum tubes. It was not long before the technology began… …
64Absorption spectroscopy — An overview of electromagnetic radiation absorption. This example discusses the general principle using visible light as a specific example. A white beam source – emitting light of multiple wavelengths – is focused on a sample (the complementary… …
65Sea surface temperature — Weekly average sea surface temperature for the World Ocean during the first week of February 2011, during a period of La Niña …
66Electric beacon — Electric beacons are a kind of beacon used with direction finding equipment to find ones relative bearing to a known location (the beacon).The term electric beacon includes radio, infrared and sonar beacons. Radio beacons A radio beacon is a… …
67space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
68Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …
69Thermocouple — plugged to a multimeter displaying room temperature in °C. A thermocouple is a device consisting of two different conductors (usually metal alloys) that produce a voltage proportional to a temperature difference between either end of the pair of… …
70Voyager program — This article is about the unmanned space probes of the 1970s. For other uses, see Voyager. The trajectories that enabled Voyager spacecraft to visit the outer planets and achieve velocity to escape our solar system The Voyager program is a U.S… …
