Soundboard ribs are of spruce and are fully let-in to a notched liner (uprights) and the rim (grands) to support the soundboard crown and prevent the piano from losing its tone.
Soundboard ribs are of spruce and are fully let-in to a notched liner (uprights) and the rim (grands) to support the soundboard crown and prevent the piano from losing its tone.
音板肋木也由云杉制成，完全嵌入锯齿状衬垫（直身钢琴）或琴身（三角钢琴），用以支撑音板的冠状顶部和稳定钢琴音质。