The recording of two separate channels or tracks of sound.
A recording that is made by capturing the fluctuations of the original sound waves and storing those signals on records or cassettes as a continuous stream of magnetism analogous to the actual sound.
Music recorded and played back by laser beam rather than by needle or magnetic tape.
Playback-only storage discs for music that incorporate purse and very precise digital techniques, thus eliminating noise during recording and editing sessions
Short for MPEG-1 Layer 3, an advanced type of audio compression that reduces file size, enabling audio to be easily distributed over the internet and to be digitally transmitted in real time.
Popular music that appeals either to a wide cross section of the public or to sizable subdivisions within the larger public based on age, region, or ethnic background; the word pop has also been used as a label to distinguish popular music from classical music.
An improvisational and mostly instrumental musical form that absorbs and integrates a diverse body of musical styles, including African rhythms, blues, big band, and gospel.
Originally a kind of black fold music, this music emerged as a distinct category in the early 1900s; it was influenced by African American spirituals, ballads, and work songs in the rural South, and by urban guitar and vocal solos from the 1930s and 1940s.
Rhythm and Blues
Music that merges urban blues with big band sounds.
Music that mixes bluegrass and country influences with those of black fold music and early amplified blues.
The unethical practice of record promoters paying deejays or radio programmers to favor particular songs over others.
Music that mixes gospel, blues, and urban and southern black styles with slower, more emotional, and melancholic lyrics.
Music performed by untrained musicians and passed down through oral traditions; it encompasses a wide range of music, from Appalachian fiddle tunes to the accordion-led zydeco of Louisiana.
Rock music that challenges the orthodoxy and commercialism of the recording business; it is characterized by loud, unpolished qualities, a jackhammer beat, primal vocal screams, crude aggression, and defiant or comic lyrics.
Rock music that takes the spirit of punk and infuses it with more attention to melody.
Nonmainstream rock music, which includes many types of experimental music and some forms of punk and grunge.
Music that combines spoken street dialect with cuts from older records and bears the influences of social politics, male boasting, and comic lyrics carried forward from blues, R&B, soul and rock and roll.
A style of rap music that depicts the hardships of urban life and sometimes glorifies the violent style of street gangs.
In media economics, and organizational structure in which a few firms control most of an industry's production and distribution resources.
Independent music and film production houses that work outside industry oligopolies; they often produce less mainstream music and film.
Talent scouts of the music business who discover, develop, and sometimes manage performers.
The illegal uploading, downloading, or streaming of copyrighted material, such as music or movies.
Illegal reissues of out of print recordings and the unauthorized duplication of manufacturer recordings sold on the black market at cut rate prices.
The illegal counterfeiting or pirating of music and videos that are produced and/or sold without official permission from the original songwriter, performer, or copyright holder.