piezoelectric pickup
41Semi Joseph Begun — Infobox Scientist name = S. J. Begun box width = image width = 150px caption = S. J. Begun birth date = December 02, 1905 birth place = death date = January 05, 1995 death place = residence = citizenship = nationality = United States, Germany… …
42List of guitar-related topics — A list of guitar related topicsGuitar hardware and makersGuitar types and varieties This category refers to the instruments, not the style of playing tandard guitar variations*Acoustic guitar *Archtop guitar *Classical guitar *Electric guitar… …
43Contact microphone — Metal disks with piezo material, used in buzzers or as contact microphones A contact microphone, otherwise known as a pickup or a piezo, is a form of microphone designed to sense audio vibrations through solid objects. Unlike normal air… …
44Jeff Thacher — Infobox musical artist | Name = Jeff Thacher Img size = Landscape = Background = Birth name = Jeffrey Thomas Thacher Alias Origin = Noank, CT, USA Ancestry = Instrument = Vocal Percussion Genre = A Cappella Occupation = Performer, Singer… …
45Unitar (Music) — For other uses, see Unitar (disambiguation). The one stringed guitar, also known as a Unitar is a somewhat less known version of the standard electric guitar. Although rare, the one string guitar is sometimes heard, particularly in Delta blues,… …
46Electronic line judge (tennis) — Attempts to revolutionize tennis officiating and the judging of calls in the sport began in the early 1970s and has resulted in the design, development and prototyping of several computerized, electronic line judge devices. The methods have been… …
47radio — /ray dee oh /, n., pl. radios, adj., v., radioed, radioing. n. 1. wireless telegraphy or telephony: speeches broadcast by radio. 2. an apparatus for receiving or transmitting radio broadcasts. 3. a message transmitted by radio. adj. 4. pertaining …
48Electric generator — U.S. NRC image of a modern steam turbine generator In electricity generation, an electric generator is a device that converts mechanical energy to electrical energy. A generator forces electric charge (usually carried by electrons) to flow… …
49crystal — [kris′təl] n. [altered (modeled on L) < ME & OFr cristal, OE cristalla < L crystallum, crystal, ice < Gr krystallos < kryos: see CRUDE] 1. a) a clear, transparent mineral; esp., pure quartz b) a piece of such quartz cut in the form of …
