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Soundboard material
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European spruce
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Soundboard resonance propagation range
|
1,220
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|
Wall bars-quantity, shape
|
10. Square arc
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|
Soundboard structure
|
Equal thickness solid wood sound board
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Cast iron plate
|
V method vacuum casting
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Iron surface
|
Light red gold metallic paint
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Peg Board-Material
|
17 layers of beech wood, density 820-870kg/m³
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Wooden frame back column
|
3+2 back column Spruce wood finger jointed skin
|
|
Cutting rod (corner cross rib)-material, quantity
|
Beech, 1
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|
Piano shell material
|
Medium density fiberboard, fireproof board, solid wood
|
|
Treble bridge
|
European imported solid beech
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|
Bass bridge
|
European imported solid beech
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Yard bridge nail
|
Steel round head
|
|
Tuner material-quantity
|
Brass 88
|
|
Strings-Material
|
ROSLAU, Germany
|
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String attachment
|
Single string group, double strings group, 3 strings group
|
|
Silencer-Quantity
|
69
|
|
Action
|
High level domestic, PETROF custom-made 40-layer beech main gear action
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Hammer
|
German FFW felt
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keyboard
|
Spruce solid wood
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Black key
|
ebony
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Keyboard adjustment, touch weight
|
Bass key 52g Treble key 48g
|
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pedal
|
Brushed copper, left soft pedal, middle mute pedal, right sustain pedal
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Metal parts, casters
|
all bronze
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Felt color
|
blue
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Hydraulic slow down device
|
Yes
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