Marketed as the "Human Rhythm Composer", the R-8 has one card slot for SN-R8 PCM expansion cards and one RAM card slot (for an M-256D or M-256E).
It was released in module form with the same sound set but without pattern sequencing capabilities as the Roland R-8M. An upgraded version with more sounds was released as the Roland R-8 Mk II
Year Released: 1989
Number of Pads: 16
Polyphony: 32 notes
Multitimbral: 4 parts
Preset Patterns: 32
User Patterns: 100
User Songs: 10
User Drumkits: 32
Tempo Range: 20 - 250 BPM
Sequencer Resolution: 96 PPQN
ROM Size: 68 sampled waveforms at 16-bit, 44.1 kHz resolution
Outputs: 8 individual 1/4" outputs
Screen: 20 x 2 character LCD
Power Consumption: 7 watts
Weight: 3.1 kg
Dimensions: 410 mm x 290 mm x 70 mm
WAV samples are available on freewavesamples.com.
Roland R-8 Human Rhythm Composer 1980s - Black ($598.24)
Roland R-8 Human Rhythm Composer (1989, vintage, good condition) ($665.82)
Roland R-8 Human Rhythm Composer 1990 Black w/ Power Supply ($629)
Roland R-8 Human Rhythm Composer Drum Machine NEW INTERNAL BATTERY w/ power supply ($600)
Roland R-8 Human Rhythm Composer (vintage digital drum-machine, Japan, 1989) ($443.88)
Roland R-8 Human Rhythm Composer 1980s ($410.59)
Roland R-8 Human Rhythm Composer 1980s - Black ($357.57)
Roland R-8 Human Rhythm Composer 1980s - Black ($369.90)
Roland R-8 Human Rhythm Composer + power adaptor + manual + 3 ROM cards (Dry, Mallet, Sound Effects) ($708.98)
Roland R-8 Human Rhythm Composer 1980s - Black ($604.51)
Roland R-8 human composer vintage ($368.67)
Roland R-8 Human Rhythm Composer 1980s - Black ($410.59)
ROLAND R-8 Human Rhythm Composer 16bit Digital Drum Machine ($382.23)
Roland R-8 Human Rhythm Composer 1980s - Black ($431.55)
Roland R-8 mkI with Ethnic Percussion Card ($462.38)
Roland R-8 with Electronic Card ($849.54)
Roland R-8 Human Rhythm Composer 1980s + Electronic Card 04 ($554.85)
Roland SN-R8-02 Jazz Brush ROM Card for R-8 ($79.99)
Roland SN-R8-02 Jazz Brush ROM Card for R-8 ($79.99)
Roland R-8 / R-8m / R-8 MKII | SN-R8-01 CONTEMPORARY PERCUSSION | Waveform ROM Voice Card | ($178.79)
Roland R-8 / R-8m / R-8 MKII | SN-R8-06 ETHNIC PERCUSSION | Waveform ROM Voice Card | ($203.45)
Roland R-8 / R-8m / R-8 MKII | SN-R8-05 JAZZ | Waveform ROM Voice Card | ($178.79)
Roland R-8 / R-8m / R-8 MKII | SN-R8-07 MALLET | Waveform ROM Voice Card | ($178.79)
Roland R-8 / R-8m / R-8 MKII | SN-R8-02 JAZZ BRUSH | Waveform ROM Voice Card | ($178.79)
Roland R-8 / R-8m / R-8 MKII | SN-R8-04 ELECTRONIC | Waveform ROM Voice Card | ($302.09)
Roland R-8 / R-8m / R-8 MKII | SN-R8-02 JAZZ BRUSH | Waveform ROM Voice Card | ($178.79)
Roland R-8 / R-8m / R-8 MKII | SN-R8-11 METALLIC PERCUSSION | Waveform ROM Voice Card | ($203.45)
Roland SN-R8-05 Jazz Sound Library Data ROM Card for R-8 VINTAGE GEAR DEALER ($69.99)
Roland R-8 Human Rhythm Composer w/ Power Supply – Classic Drum Machine with Authentic Feel ($529.99)
Roland R-8 Human Rhythm Composer w/ Power Supply – Classic Drum Machine with Authentic Feel ($529.99)
Roland SN-R8-10 Dance ROM CARD for ROLAND R8 R-8 MKⅡ w/ box ($300)
Roland SN-R8-03 Sound Effects ROM CARD FOR ROLAND R8 R-8 MKⅡ ($80)
Roland SN-R8-04 Electronic ROM CARD for ROLAND R8 R-8 MKⅡ w/ box ($190)
Lot of 3 Roland Sound Library R-8 Sound Data Rom Cartridges SN-R8-01 SN-R8-02 SN ($195)
Roland SN-R8-03 Sound Effects ROM CARD FOR ROLAND R8 R-8 MKⅡ w/ box ($100)
Roland SN-R8-04 Electronic ROM CARD for ROLAND R8 R-8 MKⅡ ($170)
Roland SN-R8-05 JAZZ ROM CARD for ROLAND R8 R-8 MKⅡ ($80)
Roland R8 Original Netzteil 90er Mega Drums Anlieferung möglich ($431.55)
Roland SN-R8-09 POWER DRUMS U.S.A. for R-8 ($121.94)
Roland SN-R8-01 Contemporary Percussion ROM CARD for R8 R-8 MKⅡ w/ box ($100)
Roland SN-R8-09 POWER DRUMS USA ROM CARD for R8 R-8 MKⅡ ($90)
Roland SN-R8-01 Contemporary Percussion ROM CARD for R8 R-8 MKⅡ ($80)
Roland SN-R8-09 Sound Data ROM for R-8 (Power Drums U.S.A.) ($89.99)
Roland R-8 Owner's Manual ($29.99)
ROLAND R-8 Human Rhythm Composer [CB50815] (01/20) ($616.01)
Roland R-8 MK2 OS v1.03 Final EPROM Firmware Upgrade KIT / Brand New ROM Update Chip R8 MKII ($24.95)
A Roland Model R-8 in Original Case with Cords Untested as-is ($199.99)
Roland R-8 sound card mid 90s - very good ($75)
Roland R-8 OS v2.02 EPROM Firmware Upgrade KIT / Brand New ROM Update Chip with Service Manual R8 ($24.95)
The Sound Programming site is copyright © 2006-2026 Jason Champion.