Madrona
お客様のご要望に応じ、開発されました。このピアノの主なデザインは木工芸の最高峰である寄せ木技法で、当社の木工職人が挑戦いたしました。このモデルの製作により当社の木工職人の技術的なレベルが相当に高い事が再確認されました。豊富なベニヤの種類、カラーを取り揃えておりますので、お好きな文様をご注文いただいての製作が可能です。
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Technical specification
Length (mm) 1590 Width (mm) 1525 Height (mm) 1025 Weight (kg) 309 Sound board material Resonance spruce wood Active area (m²) 1,019 Ribs (number, shape) 10, spherical Soundboard construction wedgewise tapered 9 – 7 mm Cast iron plate Wet sand casting Surfacing of iron plate light gold metallic paint, diamond effect Pin block – material Multiplex beech plywood, density 800 - 850 kg/m3 Inner rim material 9 laminas – beech, birch Inner rim thickness 35 mm Wooden frame posts 3 longitudinal Descant post material spruce Cut off bar (corner cross rib) no Outer rim – material Sandwich, solid alder wood core, plywood coated, inner venner Ebony Makassar Bridge – treble solid maple wood Bridge - bass solid maple wood Bridge pins steel – ground tips Agraffes material – number brass, 1-59 Duplexess - front gis2 - c5 Duplexes - rear d2 - c5 Strings - material steel wire Röslau Germany, cooper winding Degen Germany Hitching of plain strings double Dampers - number led.68 Action standard - RENNER - PETROF Hammer heads RENNER original Keyboard Tangential sawn spruce wood, individually balanced with lead Black keys Ebony wood Pedals left - Unacorda (Piano) pedal, middle - Sostenuto (Prolongement) pedal, right - Sustein pedal Legs and castors standard legs, small unbraked castors PETROF sign on right side wall no Felts colour red + black Hydraulic slow close fallboard mech. yes