Assertion: harpsichord's tone | /r/CapableOf | serve as the basis
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text: Because they used longer strings (always with the basic two sets of strings; either one 8' and a 4' or both at 8' pitch), greater string tension, and a heavier case, as well as a very slender and responsive spruce soundboard, the tone was more powerful and noble than with the Italian harpsichord, and served as the basis for subsequent harpsichord building in most other nations.