Winston “Count” Machuki begins deejaying (toasting) over music at Jamaican lawn dances

Duke Reid, Clement Dodd, and Prince Buster start recording exclusive instrumental acetates for their sound systems

King Tubby builds his sound system with a reverb unit

Herb Kent opens teen club Times Square with dual turntables, fog machine, and strobe lights

Francis Grasso begins spinning at Salvation II; first NY club DJ to slip-cue and beatmatch

First David Mancuso Loft party in NYC

Pete DJ Jones and DJ Kool Herc (right) start spinning breaks at clubs and block parties, respectively

First commercially released reggae singles with instrumental versions

Bozak audio mixer commercially available

King Tubby creates his first dubs

DJ Hollywood starts rapping in NYC clubs

Dugan’s Bistro opens; Robert Williams and friends throw first US Studio parties

Grandmaster Flash (right) invents cutting

Tom Moulton creates his first extended mix; DJ-only promo pressings begin

Disco-Chicago record pool starts

Grand Wizard Theodore invents scratching

First electronic disco albums: Cerrone: Love In C Minor LP (Malligator), Cloud One: Atmosphere Strut LP (P&P Records)

Double Exposure: “Ten Percent” 12" (Salsoul Records) first commercially released 12-inch single; edited by Walter Gibbons

US Studio opens the Warehouse (where Frankie Knuckles’ career will be launched)

Larry Levan starts spinning at the Paradise Garage

Donna Summer: I Feel Love 12" (Casablanca Records) electronic disco hit produced by Giorgio Moroder (right)

The Electrifying Mojo starts spinning an eclectic mix of funk and New Wave on Detroit radio WGPR

Herb Kent moves to WXFM, starts show that becomes “Punk Out,” playing New Wave for a mostly black Chicago audience

First rap records: Paulett and Tanya Winley: “Rhymin’ and Rappin’” (Paul Winley Records), Fatback: “King Tim III Personality Jock” (Spring); first big hit Sugarhill Gang: “Rappers Delight” (Sugarhill Records)

Roland TR-808 drum machine introduced

Kraftwerk: Computer World LP (EMI) inspires electro

Detroit electro records: A Number Of Names: “Sharevari” 12" (Capriccio), Cybotron: “Alleys Of Your Mind” 45 (Deep Space Records)

The Hot Mix 5 start spinning on WBMX, Chicago

First releases on Wax Trax! Records

Afrika Bambaataa and the Soulsonic Force: “Planet Rock” 12" (Tommy Boy) NYC electro

Roland TB-303 synthesizer introduced

Frankie Knuckles (right) opens The Power Plant in December

Knuckles starts playing Jamie Principle house tracks off tape

Robert Williams opens The Music Box where Ron Hardy spins

Medusa’s opens

First house records: Jesse Saunders: “On And On” 12" (Jes Say Records), Z Factor: “Fantasy” (Mitchbal Records)

D.J. International founded; Precision becomes Trax Records

Chip E. releases Jack Trax, Mr. Fingers (Larry Heard) releases “Mystery of Love”

Juan Atkins (right) starts Metroplex

Ron Hardy plays Phuture’s “Acid Tracks”

First acid release: Sleezy D.: “I’ve Lost Control” 12" (Trax Records)

Derrick May starts Transmat

Kevin Saunderson starts KMS

Anti-juice bar ordinance shuts down Chicagog’s after-hours clubs

808 State: Newbuild LP (Creed) acid house leaps the pond

Techno! The New Dance Sound Of Detroit 2-LP (Ten Records) compilation introduces Europe to techno

The Music Institute opens

Carl Craig’s first releases as Psyche

Black Dog Productions label founded in the UK

Jeff Mills, Mike Banks, and Robert Hood form Underground Resistance

Early IDM