- virtual cathodes
- • виртуален катод
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Vircator — A vircator (VIRtual CAthode OscillatOR) is a microwave generator that is capable of generating brief pulses of tunable, narrow band microwaves at very high power levels. A typical vircator is built inside an evacuated resonant cavity or waveguide … Wikipedia
List of vacuum tubes — This is a list of vacuum tubes or thermionic valves. Before the advent of semiconductor devices, hundreds of tube types were used in consumer and industrial electronics; today only a few types are still used in specialized applications. Contents… … Wikipedia
Nixie tube — The ten digits of a GN 4 Nixie tube. A nixie tube is an electronic device for displaying numerals or other information. The glass tube contains a wire mesh anode and multiple cathodes. In most tubes, the cathodes are shaped like numerals.… … Wikipedia
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia
Historique Des Tubes Électroniques — Le tube électronique a longtemps été le seul composant actif existant. Il a permis la fabrication, souvent en grande série, des premiers appareils électroniques : récepteur radio, télévision, radar, etc. Le tube électronique a connu son… … Wikipédia en Français
Historique des tubes electroniques — Historique des tubes électroniques Le tube électronique a longtemps été le seul composant actif existant. Il a permis la fabrication, souvent en grande série, des premiers appareils électroniques : récepteur radio, télévision, radar, etc. Le … Wikipédia en Français
Historique des tubes électroniques — Article principal : Tube électronique. Le tube électronique a longtemps été le seul composant actif existant. Il a permis la fabrication, souvent en grande série, des premiers appareils électroniques : récepteur radio, télévision, radar … Wikipédia en Français
Organic light-emitting diode — Demonstration of a flexible OLED device A green emitting OLED device An … Wikipedia
Field emission display — A field emission display (FED) is a display technology that incorporates flat panel display technology that uses large area field electron emission sources to provide electrons that strike colored phosphor to produce a color image as a electronic … Wikipedia
Lead — (pronEng|ˈlɛd) is a main group element with a symbol Pb ( la. plumbum). Lead has the atomic number 82. Lead is a soft, malleable poor metal, also considered to be one of the heavy metals. Lead has a bluish white color when freshly cut, but… … Wikipedia
TAUVEX — The Tel Aviv University Ultraviolet Explorer, or TAUVEX, is a space telescope array designed and constructed in Israel by El Op [http://www.el op.co.il/] , Electro Optical Industries, Ltd. (a division of Elbit systems), for the exploration of the … Wikipedia