Elementary Lessons on Sound ... |
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Page 1
... shown that the rattling of vehicles over equal - sized stones becomes musical at a definite velocity ; from the confused rattle of a railway train in a tunnel the practised ear can disentangle , and , as it were mentally sift out ...
... shown that the rattling of vehicles over equal - sized stones becomes musical at a definite velocity ; from the confused rattle of a railway train in a tunnel the practised ear can disentangle , and , as it were mentally sift out ...
Page 3
... shown by Helmholtz to involve a new and important acoustic principle . In many cases instruments of music actually stand in the place of apparatus . Strictly considered , a musical note is of itself a mathematical fact , quite ...
... shown by Helmholtz to involve a new and important acoustic principle . In many cases instruments of music actually stand in the place of apparatus . Strictly considered , a musical note is of itself a mathematical fact , quite ...
Page 10
... shown by throwing a strong light on the string , or by means of small paper riders set astride on it , which are immediately thrown off at the loops , but not at the nodes . Strings may be excited in various ways , and with corre ...
... shown by throwing a strong light on the string , or by means of small paper riders set astride on it , which are immediately thrown off at the loops , but not at the nodes . Strings may be excited in various ways , and with corre ...
Page 11
... shown by Delezenne in 1842 that it is impossible to make a string sound if it be excited in the centre by a bow . Duhamel was of opinion that in a string which is giving its foundation tone the first partial is vibrating also , and that ...
... shown by Delezenne in 1842 that it is impossible to make a string sound if it be excited in the centre by a bow . Duhamel was of opinion that in a string which is giving its foundation tone the first partial is vibrating also , and that ...
Page 19
... shown in the late Loan Exhibition at South Kensington . It consists of a carved wooden box , having at the top a number of iron tongues , which the performer sets in vibration by means of his thumbs . This approaches nearly to the ...
... shown in the late Loan Exhibition at South Kensington . It consists of a carved wooden box , having at the top a number of iron tongues , which the performer sets in vibration by means of his thumbs . This approaches nearly to the ...
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Common terms and phrases
bassoon beats bell Cambridge cartilages cavity chords clarinet comma consonant Crown 8vo density Edition elastic ELEMENTARY TREATISE English enharmonic equal temperament Eton College excited Extra fcap fifth flame flute fork fundamental note give harmonic harmonium heard heat Helmholtz HISTORY human voice instrument intervals J. P. MAHAFFY John's College keyboard keys late Fellow LATIN length longitudinal Lord Rayleigh lower major third Mathematical membrane metal method metres minor Minor Sixth minor third monochord motion musical tones named nodes number of vibrations numerous Illustrations oboe octave ordinary organ Owens College Oxford perfect perfect fifths pipe pitch plate prime tone produced Professor ratio reed resonance rotating scale schismas School semitone sharpened siren sixth sonorous source of sound stopped string temperament temperature termed tonometer tube tuned tuning-fork unison upper partial tones velocity of sound vibration number violin wave wave-length
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