| Length (mm) |
|
2750 |
| Width (mm) |
|
1580 |
| Height (mm) |
|
1025 |
| Weight (kg) |
|
690 |
| Sound board material |
|
solid resonance spruce wood |
| Sound board active area |
|
1,880 m2 |
| Ribs (number, shape) |
|
16, asymetric |
| Soundboard construction |
|
diaphragmatic |
| Cast iron plate |
|
wet sand casting |
| Surfacing of iron plate |
|
gold metalic paint, diamond effect |
| Pin block - material |
|
hard rock maple from Canada |
| Inner rim material |
|
beech wood |
| Inner rim thickness |
|
50 mm |
| Wooden frame posts |
|
spruce-beech laminated, 5 longitudinal + 2 cross |
| Descant post material |
|
beech wood |
| Cut off bar (corner cross rib) |
|
round shape, multiple beech |
| Outer rim - material |
|
birch plywood sandwich, inner veneer: Olive wood |
| Bridge - treble |
|
solid maple wood |
| Bridge - bass |
|
solid maple wood |
| Bridge pins |
|
stainless steel-ground tips |
| Agraffes (material, number) |
|
brass, gold plated, 1-53 |
| Duplexes - front |
|
d2 - c5 |
| Duplexes - rear |
|
d1 - c5 |
| Strings - material |
|
steel wire, copper winding |
| Hitching of plain strings |
|
single |
| Dampers - number |
|
1-69 |
| Action |
|
top quality european action |
| Hammer heads |
|
top quality felt hammer heads |
| Keyboard |
|
spruce wood, individually balanced keys |
| Keys balancing, touch weight |
|
55g in bass - 50g in treble |
| Black keys |
|
Ebony wood |
| Pedals |
|
Unacorda (Piano) pedal, Sostenuto (Prolongement) pedal, Forte pedal |
| Castors |
|
brass, braked castors |
| PETROF sign on right side wall |
|
ANT. PETROF |
| Felts colour |
|
red |
| Hydraulic slow close fallboard mech. |
|
yes |
