collector grid
11Data Collector — In the UK electricity system, a Data Collector (DC) is responsible for determining the electricity consumption of supplies. Half hourly Data Collector For half hourly metered supplies, the HHDC retrieves the energy consumption data from the meter …
12Stardust@home — is a citizen science project that encourages volunteers to search images for tiny interstellar dust impacts. The project began providing data for analysis on August 1, 2006.From February to May 2000 and from August to December 2002, the Stardust… …
13Stardust (sonde spatiale) — Pour les articles homonymes, voir Stardust. Stardust …
14Sapphire — For other uses, see Sapphire (disambiguation). Sapphire The 423 carat (85 g) blue Logan sapphire General Category Oxide mineral …
15Photomultiplier — tubes (photomultipliers or PMTs for short), members of the class of vacuum tubes, and more specifically phototubes, are extremely sensitive detectors of light in the ultraviolet, visible, and near infrared ranges of the electromagnetic spectrum.… …
16Hot filament ionization gauge — Infobox Laboratory equipment name = Hot filament ionization gauge caption = Bayard Alpert hot thoriated iridium filament ionization gauge on 2.75 in conflat flange acronym = other names = Hot cathode gauge Bayard Alpert gauge uses = Pressure… …
17Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …
18electronics — /i lek tron iks, ee lek /, n. (used with a sing. v.) the science dealing with the development and application of devices and systems involving the flow of electrons in a vacuum, in gaseous media, and in semiconductors. [1905 10; see ELECTRONIC,… …
19Transistor — For other uses, see Transistor (disambiguation). Assorted discrete transistors. Packages in order from top to bottom: TO 3, TO 126, TO 92, SOT 23 A transistor is a semiconductor device used to amplify and switch electronic signals and power. It… …
20Solar hot water — is water heated by the use of solar energy. Solar heating systems are generally composed of solar thermal collectors, a fluid system to move the heat from the collector to its point of usage. The system may use electricity for pumping the fluid,… …
