transformer-type storage
51Raffinage du petrole — Raffinage du pétrole Pour les articles homonymes, voir Raffinage. Le raffinage du pétrole désigne l ensemble des traitements et transformations visant à tirer du pétrole le maximum de produits à haute valeur commerciale. Selon l objectif visé, en …
52Disasters — ▪ 2009 Introduction Aviation January 23, Poland. A Spanish built CASA transport plane carrying members of the Polish air force home from a conference on flight safety in Warsaw crashes near the town of Miroslawiec; all 20 aboard are killed …
53Stockage en réseau NAS — Pour les articles homonymes, voir NAS …
54Droid X — Motorola Droid X Motorola Motoroi X Motorola Droid X (United States – Verizon Wireless) Manufacturer …
55History of electromagnetism — The history of electromagnetism, that is the human understanding and recorded use of electromagnetic forces, dates back over two thousand years ago, see Timeline of electromagnetism. The ancients must have been acquainted with the effects of… …
56AC power plugs and sockets — See also: Industrial and multiphase power plugs and sockets Plugs and sockets may sometimes combine male and female contacts, but t …
57Pentagrid converter — For other types of frequency converters please, see Frequency converter. The pentagrid converter is a radio receiving valve (vacuum tube) with five grids used as the frequency mixer stage of a superheterodyne radio receiver. Grids of a 12SA7GT… …
58Diode — Figure 1: Closeup of a diode, showing the square shaped semiconductor crystal (black object on left) …
59Voltage multiplier — Villard cascade voltage multiplier. A voltage multiplier is an electrical circuit that converts AC electrical power from a lower voltage to a higher DC voltage, typically by means of a network of capacitors and diodes. Voltage multipliers can be… …
60Serveur de stockage en réseau — Pour les articles homonymes, voir NAS. Un NAS 4 baies, c est à dire pouvant héberger jusqu à 4 disques durs. Un serveur de stockage en réseau, également appelé stockage en réseau NAS, ou plus simplement …
