Mainframe (Label)

Influential Viennese Techno/Hardcore Label, spawned Mego and Central.

Founded in 1993, defunct in 1994.

Label sleeve history:
Mainframe 1 & 2: yellowish label sleeve (the first was matte, the second glossy),
Mainframe 3 & 4: purple label sleeve,
Mainframe 5 & 6: green label sleeve,
Mainframe 7: unique sleeve design,
Mainframe 8 & 9: orange label sleeve,
Mainframe 10: red label sleeve,
Mainframe 11: unique sleeve design.