microphone calibration
31Star Trek (film) — This article is about the 2009 film. For the 1979 film, see Star Trek: The Motion Picture. For other Star Trek films, see Star Trek (film series). Star Trek International poster Directed by …
32Radio transmitter design — In plate modulation systems the voltage delivered to the stage is changed. As the power output available is a function of the supply voltage, the output power is modulated. This can be done using a transformer to alter the anode (plate) voltage.… …
33Sago Mine disaster — wikinewshas|three articles on the accident * * *The Sago Mine disaster was a coal mine explosion on January 2, 2006, in the Sago Mine (pronEng|ˈseɪgoʊ) in Sago, West Virginia, USA near the Upshur County seat of Buckhannon. The blast and ensuing… …
34ARC-5 — The AN/ARC 5 Command Radio Set is a series of radio receivers, transmitters, and accessories used to provide two way Morse code and AM radiotelephone communication for U.S. Navy aircraft during World War II and the years following. It was an… …
35Wolfson Centre for Magnetics — (WCM) is a research and knowledge centre operating within School of Engineering at Cardiff University. TOC ResearchWCM is a centre for research, teaching and technology transfer over a wide spectrum of magnetics, including magnetic engineering,… …
36Cook Records — was a record label founded by Emory Cook (born 1913, San Francisco, died 2002). Cook was an audio engineer and inventor. From 1952 to 1966, Cook used his Sounds of our Times and Cook Laboratories record labels to demonstrate his philosophy about… …
37Electroacoustic phenomena — arises when ultrasound propagates through a fluid containing ions. It moves these ions. This motion generates electric signals because ions have electric charge. This coupling between ultrasound and electric field is called electroacoustic… …
38Electro-optical MASINT — is a subdiscipline of Measurement and Signature Intelligence, (MASINT) and refers to intelligence gathering activities which bring together disparate elements that do not fit within the definitions of Signals Intelligence (SIGINT), Imagery… …
39Angio-IRM — Imagerie par résonance magnétique Pour les articles homonymes, voir IRM et MRI. L imagerie par résonance magnétique nucléaire (IRM) est une technique d imagerie médicale d apparition récente (début des années 1980) permettant d avoir une vue 2D… …
40Image par résonance magnétique nucléaire — Imagerie par résonance magnétique Pour les articles homonymes, voir IRM et MRI. L imagerie par résonance magnétique nucléaire (IRM) est une technique d imagerie médicale d apparition récente (début des années 1980) permettant d avoir une vue 2D… …
