ANT.PETROFファミリーのプレミアム楽器の中で最も若いメンバーです。このピアノは、独自の非常に堅牢な構造により、特に調律やメカニックの調整において、高い安定性を長期にわたって維持することができます。一流のピアニストの演奏には、演奏中に必要な安心感を与えてくれる、この資質が何よりの条件なのです。高い音響性能、メカニックの挙動、全音域にわたる音色、典型的なロマンティックな音色により、このピアノの演奏感覚はコンサートグランドピアノの演奏感覚に非常に近いものです。
| Depth (mm) | 646 |
| Width (mm) | 1543 |
| Height (mm) | 1360 |
| Weight (kg) | 320 |
| Soundboard material | solid resonance spruce wood |
| Active soundboard area (m2) | 1,2039 |
| Ribs number, shape | 11, asymetric |
| Soundboard construction | wedgewise tapered 9 mm in upper section – 7 mm in lower section |
| Petrof sign on soundboard | yes |
| Cast iron plate | wet sand casting |
| Petrof emblem on iron plate | cast brass |
| Surfacing of iron plate | light gold metallic paint, diamond effect |
| Pin block – material | multiplex beech plywood, density 800–850 kg/m3 |
| Wooden frame construction, material | spruce wood, 4+2 posts |
| Cut off bar (corner cross rib) – material, number | beech, 2 |
| Cabinet material | MDF, plywood, solidwood |
| Bridge – treble | solid maple wood |
| Bridge – bass | solid maple wood |
| Bridge pins | steinless steel-ground tips |
| Aliquots | g2 – c5 |
| Agraffes material – number | brass, 88 |
| Strings – material | steel wire Röslau Germany, copper winding Degen Germany |
| Hitching of plain strings | double |
| Dampers – number | led–70 |
| Action | Renner-ANT. PETROF |
| Hammer heads | Renner |
| Keyboard | Petrof |
| Keyboard – material | tangential sawn spruce wood, individually balanced with lead |
| Keys balancing, touch weight | 53 g in bass – 51 g in treble |
| Black keys | ebony |
| Pedals | left – Half-blow pedal, middle – Muffler (moderator) pedal, right – Sustein pedal |
| Castors | yes |
| Felts colour | red |
| Hydraulic slow close fallboard mech. | yes |
