Sound and Music: a Non-mathematical Treatise on the Physical Constitution of Musical Sounds and Harmony: Including the Chief Acoustical Discoveries of Professor Helmholtz |
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Page 12
... form- ing together one complete wave . Thus each wave consists of a part raised above , and a part depressed below , the horizontal plane which would be the surface of the sea were it not being traversed by 12 [ I. § 6 . FORM OF WAVE .
... form- ing together one complete wave . Thus each wave consists of a part raised above , and a part depressed below , the horizontal plane which would be the surface of the sea were it not being traversed by 12 [ I. § 6 . FORM OF WAVE .
Page 16
... complete vibration , and since , in the course of it , each portion of the drop's path is passed over twice , one complete vibration is equal to an upward swing from A ′ to A together with a downward swing from A to A ' . In the clock ...
... complete vibration , and since , in the course of it , each portion of the drop's path is passed over twice , one complete vibration is equal to an upward swing from A ′ to A together with a downward swing from A to A ' . In the clock ...
Page 17
... complete vibration , or , to express the same fact in the reverse order , that while the drop makes one complete vibration , the wave advances through one wave - length . This is a most important principle , and should be thoroughly ...
... complete vibration , or , to express the same fact in the reverse order , that while the drop makes one complete vibration , the wave advances through one wave - length . This is a most important principle , and should be thoroughly ...
Page 18
... completing one vibration , will instantly commence another precisely equal vibration , and go on doing go on doing so as long as the series of waves lasts ... complete vibration in ( 1 ) while the long 18 [ I. § 10 . SUCCESSIVE VIBRATIONS .
... completing one vibration , will instantly commence another precisely equal vibration , and go on doing go on doing so as long as the series of waves lasts ... complete vibration in ( 1 ) while the long 18 [ I. § 10 . SUCCESSIVE VIBRATIONS .
Page 19
Including the Chief Acoustical Discoveries of Professor Helmholtz Sedley Taylor. one complete vibration in ( 1 ) while the long wave passes from A to B , two in ( 2 ) while the shorter ( 1 ) A Fig . 8 B ( 2 ) A ( 3 ) A B waves there ...
Including the Chief Acoustical Discoveries of Professor Helmholtz Sedley Taylor. one complete vibration in ( 1 ) while the long wave passes from A to B , two in ( 2 ) while the shorter ( 1 ) A Fig . 8 B ( 2 ) A ( 3 ) A B waves there ...
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Common terms and phrases
absolute pitch Accordingly air-column Cambridge chapters chords clang cloth coincides College combination-tone complete composite sounds concord condensation consonance and dissonance contains corresponding crest Crown 8vo direction discord dissonance effect ELEMENTARY TREATISE equal temperament exactly examine fact Fifth follows fork forms of vibration Fourth fundamental tone harmonium heard Helmholtz Hence higher human voice Illustrations instrument intensity inversion Lectures length level-line loudness lower Major scale Major Third ment Minor Seventh Minor Sixth mode of vibration motion musical sound nodes notation obtained octave open pipe original overtones pair partial-tones particle pendulum pianoforte piston pitch position present principles produced Professor prong pulse pulse-length rapid rarefaction resonance result scale shown simple tones single musical stopped pipe string student swing theory tion tonic Tonic Sol-Fa triads trough tube tuning tuning-fork unison ventral segments vibration-fraction vibration-numbers vibrations per second wave-form wires
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