emitter contact

См. также в других словарях:

• Point-contact transistor — A point contact transistor was the first type of solid state electronic transistor ever constructed. It was made by researchers John Bardeen and Walter Houser Brattain at Bell Laboratories in December of 1947. They were working with physicist… …   Wikipedia

• semiconductor device — ▪ electronics Introduction       electronic circuit component made from a material that is neither a good conductor nor a good insulator (hence semiconductor). Such devices have found wide applications because of their compactness, reliability,… …   Universalium

• PURITY AND IMPURITY, RITUAL — (Heb. וְטָהֳרָה טֻמְאָה, tumah ve toharah), a symbolic system according to which a pure person or object is qualified for contact with the Temple and related sancta (holy objects and spaces) while an impure person or object is disqualified from… …   Encyclopedia of Judaism

• Brevity code — Contents 1 American/NATO codes 1.1 A 1.2 B 1.3 C …   Wikipedia

• Semiconductor device — Semiconductor devices are electronic components that exploit the electronic properties of semiconductor materials, principally silicon, germanium, and gallium arsenide. Semiconductor devices have replaced thermionic devices (vacuum tubes) in most …   Wikipedia

• Transistor — 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… …   Wikipedia

• Bipolar junction transistor — BJT redirects here. For the Japanese language proficiency test, see Business Japanese Proficiency Test. PNP …   Wikipedia

• Drone (Star Trek: Voyager) — Drone Star Trek: Voyager episode Seven of Nine takes mom love on the drone Episode no …   Wikipedia

• History of the transistor — Invention of the transistor= The first patent [patent|US|1745175|Julius Edgar Lilienfeld: Method and apparatus for controlling electric current first filed in Canada on 22.10.1925, describing a device similar to a MESFET] for the field effect… …   Wikipedia

• Heterojunction bipolar transistor — The heterojunction bipolar transistor (HBT) is a type of bipolar junction transistor (BJT) which uses differing semiconductor materials for the emitter and base regions, creating a heterojunction. The HBT improves on the BJT in that it that can… …   Wikipedia

• 3D scanner — A 3D scanner is a device that analyzes a real world object or environment to collect data on its shape and possibly its appearance (i.e. color). The collected data can then be used to construct digital, three dimensional models useful for a wide… …   Wikipedia