moving-conductor microphone
1motion-picture technology — Introduction the means for the production and showing of motion pictures. It includes not only the motion picture camera and projector but also such technologies as those involved in recording sound, in editing both picture and sound, in… …
2music recording — Introduction physical record of a musical performance that can then be played back, or reproduced. Because music evaporates as soon as it is produced, humans, seeking permanence in life s ephemera, have long sought ways to record and… …
3Hard disk drive — Hard drive redirects here. For other uses, see Hard drive (disambiguation). Hard disk drive Mechanical interior of a modern hard disk drive Date invented 24 December 1954 [1] …
4Television crew — positions are derived from those of film crew, but with several differences. Pre production Everything before the shooting of the film is known as the pre production stage. People involved in this stage include the director, the producer, the… …
5DMX512 — A DMX splitter/buffer. It allows many devices that are controlled by DMX to be plugged into one controller, like a lighting console DMX512 (For Digital Multiplex with 512 pieces of information ) is a standard for digital communication networks… …
6Invention of the telephone — The modern telephone is the result of work done by many people, all worthy of recognition of their contributions to the field. Alexander Graham Bell was the first to patent the telephone, an apparatus for transmitting vocal or other sounds… …
7Thomas Edison — Infobox person name = Thomas Alva Edison caption = Genius is one percent inspiration, ninety nine percent perspiration. Thomas Alva Edison, Harper s Monthly (September 1932) birth date =birth date|1847|02|11 birth place =Milan, Ohio death date… …
8Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… …
9Charles Wheatstone — Wheatstone, drawn by Samuel Laurence in 1868 Born 6 …
10Radio — is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of… …
