This manual provides instructions for the Roland HP-135 Digital Piano, highlighting its use of Advanced SA Process digital sound sources to recreate concert grand piano tones without the need for tuning. Key features include six different sounds, dual function layering, digital effects like chorus and reverb, and a built-in recorder.
| Sound Source Technology | Advanced SA Process |
|---|---|
| Number of Sounds | Six Different Sounds |
| Digital Effects | Chorus and Reverb |
| Touch Levels | Three |
No, because the instrument's sound sources are digital, the piano will never need tuning to retain its sound quality.
It is a system where rear 'Passive Holes' reflect 'Mid-High' frequencies when the piano is placed close to a wall.