Compact Disc 53 A-B (2 CDs)Compact Disc 53 A-B (2 CDs)
| Helikopter Streichquartett (world premiere recording including moderator) | work number 68 | 1992-93 |
| Arditti String Quartet, "The Grasshoppers" Helicopters | recorded 1995 | 51'07" |
| Helikopter Streichquartett (studio recordingwith revised score) | work number 68 | 1992-93 |
| Arditti String Quartet | recorded 1996 | 32'00" |
also released on |
Montaigne Auvidis MO 782097 (CD) |
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