Roger Dean: Released recordings of completely improvised works.

#1. Trio Improvisation 1 (1975)

Recording on CR#3

#2. Trio Improvisation 2 (1975) Recording on LP#3
#3. Piano Improvisation 1 (1975) Recording on LP#3
#4/5. Piano Improvisations 2-3 (1977) Recording on LP#4
#6. Dualysis 1. (1978/5) Recording on LP#7
#7. Destructures 4 (1978/6) Recording on LP#7
#8. Dualysis 2. (1978/7) Recording on LP#7
#9. Dualysis 3. (1978/8) Recording on LP#7
#10. Dualysis 4 (1978/9) Recording on LP#7
#11. Dualysis 5 (1978/10) Recording on LP#7
#12. Dualysis 6 (1978/11) Recording on LP#7
#13. Piano Pulse Recording on LP#10
#14. Trombone and.... (1980) Recording on LP#10
#15. Tuning the Tempers #1 (1990). A microtonal synthesiser improvisation (no overdubbing) Recording on CD#1
#16. Tuning the Tempers #2 (1990). A companion to #1. Recording on CD#1
#17. Moving the Landscapes (1991) Recording on CD#3
#18. The Next Room (1992) and Solid as An age (1992). Two extended improvisations with austraLYSIS. Recording on CD#5
#19. Present Tense (1996-7) Together with the comprovisations on this CD, 'The Digital Improvisor' is a computer interactive free improvisation, in which nothing is pre-arranged, yet MAX patches can be used. CD#15
#20. ReSounding in the Mirror (2000). Contains several tracks of free improvisation. CD#21.
#21. Memeing Ex Cathedra (2001; released 2006). A 60 minute live to the internet duo computer interactive improvisation, for the international Cathedral 24hour Webcast. CD#37
#22. Acoustics (2007) released by the Australian Broadcasting Corporation at http://www.abc.net.au/classic/australianmusic/mp3/.