Is A442 also a standard? I have a harmonium that shows to be tuned (almost all keys) to A442 but with A440 its high by 9 to 40 cents. What does this
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ピアノ調律のピッチ(基準音)は、440Hz?それとも442Hz? ピアノ調律.net
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1) A piano emits frequencies that range from a low of about 26 Hz to a high of about 4250 Hz. Find the range of wavelengths spanned by this instrument. - ppt video online download
Solved PROBLEM A certain piano string is supposed to vibrate | Chegg.com