Recording industry is the group of businesses involved in the production and sale of such sound recordings as compact discs (CD's) and cassette tapes. Hundreds of companies in the United States, and many more in other countries, make up the recording industry. Each year, millions of musical recordings are made and sold throughout the world. Such recordings enable people to listen to a wide variety of musical styles, including classical, country and western, jazz, blues, rap, and rock. They… More »
Berliner, BUR luh nuhr, Emile (1851-1929), invented a practical telephone transmitter in 1877. In... More >>
Compact disc is a round, flat platter on which recorded music, computer data, or other... More >>
Headphones, also called earphones, are a device used for listening in private to various types of... More >>
Phonograph is a device that reproduces sounds that have been recorded on audio records.... More >>
Recording industry is the group of businesses involved in the production and sale of such sound... More >>
Stereophonic sound system is electronic equipment that reproduces lifelike sound, especially... More >>
Tape recorder is a device for recording sound, pictures, and various other kinds of data on... More >>