infodump! music research.

i had quiiiiite a lot of difficulty finding any statistics that related just to djs, so i kind of fanned out into the technology on one hand and the business of music consumption on the other, with some hip-hop history in between.

http://www.itfacts.biz/music-consumption-statistics/10786

40.35% recorded music 59.65% live music. where does music budget go?

http://www.riaa.com/keystatistics.php?content_selector=MusicConsumerProfile

2008

rock 31.8

r&b urban 10.2

rap hiphop 10.7

country 11.9

pop 9.1

religious 6.5

classical 1.9

jazz 1.1

other 15%ish

http://www.businesswire.com/news/home/20110106006565/en/Nielsen-Company-Billboard%E2%80%99s-2010-Music-Industry-Report

digital = 46%

71% vinyl purchased at independent music store

Percents:

Alternative: 16.82718056168901        17%

Christian: 7.58753096743682           8%

Classical: 2.805313088224701 3%

Country: 13.69238334163308 14%

Jazz: 2.749877069846251 3%

Latin: 3.867993372733622 4%

Metal: 10.19584261181946 10%

New Age: 0.5199084209504302 .5%

R&B: 18.12507242700141 18%

Rap: 8.559070679357443 9%

Rock: 32.4814351978001 32%

Soundtrack: 5.140203014842446 5%

synths:

http://documentation.apple.com/en/logicexpress/instruments/index.html#chapter=A%26section=5%26tasks=true

1897: telharmonium/dynamophone invented

1919: theremin invented

1928: ondes martenot invented

1929: automatically operating musical instrument of electric oscillation type!!!

1945: electronic sackbut invented

1952: mixturtrautonium invented

1963: moog's 

speakers:

1876: alexander graham bell makes a speakerthing for the phone.

1898: air compression loudspeaker by horace short

1924 coil transducer

1937: shearer horn system: first industry standard for metro goldwyn mayer

1958: first box-enclosed loudspeakers invented. onward.

http://inventors.about.com/library/inventors/blloudspeaker.htm

http://www.ehow.com/about_6465426_history-stereo-speakers.html

http://www.martinlogan.com/learn/electrostatic-loudspeaker-history.php

mixers

http://www.ehow.com/about_5519271_history-mixing-consoles.html

1958 early analog mixing console

1982 digital signal processing available

computers:

http://inventors.about.com/library/blcoindex.htm

1936 first freely programmable computer

1951 univac, first commercial computer

1974 first consumer computers

1981 ibm and microsoft happen

1984 apple macintosh starts

1985 microsoft windows

1991 apple powerbook

1999 ibooks!

2006 macbooks debut

headphones:

1919 radio headphones invented for professionals

1937 beyerdynamic in germany invents first dynamic headphones

1950 DT dynamic telephone headphones demonstrated to public

1958 john c koss had a portable phonograph & stereophones

1968 electrostatic headphones to replace papercone speakers (hifi)

1978 walkman invented with supra aural headphones 

1990s earbuds

http://www.brighthub.com/computing/hardware/articles/31558.aspx

http://www.ehow.com/about_5414706_history-record-player.html

http://www.randomhistory.com/2008/08/04_ipod.html

http://www.ehow.com/about_5084410_technics-turntable-history.html

1877 record player invented by edison "phonograph"

1887 gramophone, emile berliner uses discs instead of cylinders, invented

1905 victrola started the 78 rpm disc 

1929 disc becomes standard

1940 331/3 rpm lp introduced

1969 panasonic launced "technics line" direct line pro turntable

SL1100 birth of hip hop. disco hip hop

locations:

http://en.wikipedia.org/wiki/Disc_jockey

http://inventors.about.com/od/estartinventors/a/Thomas_Edison_3.htm

edison was in boston for the phonograph

first dj was ray newby in stockton california in 1909

1935 NYC walter winchell coins the term "disc jockey"

1943 jimmy savile first dj dance party in england

first commercial nightclub to use recorded music in paris in 1947 whiskey a go-go

1950s sound systems developed in kingston jamaica. street parties, "toasting"/rapping

1969 NYC started beatmatching/slipcuing

1973 turntablism dj kool herc in the bronx

1975 grand wizard theodore invents scratching in the bronx

1982 afrika bambaataa uses synths in the bronx

1980 house emerges in chicago with dj frankie knuckles

1985* techno emerges from detroit

1988* raves begin in manchester UK