| Artist name | Roles | Recordings |
|---|---|---|
| Spectrum (UK space rock/psychedelic band) |
| Artist name | Roles | Recordings |
|---|---|---|
| Spectrum (UK space rock/psychedelic band) |
| Artist name | Roles | Recordings |
|---|---|---|
| Spectrum | engineer | All Night Long, Don't Pass Me By, Feedback, I Know They Say, Soothe Me, Take Me Away, Take Your Time, Then I Just Drifted Away, Undo the Taboo |