Elementary Lessons on Sound |
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Page 3
... results to music . We then enter into a long period during which instrumental appliances grew , without design and without theory . The discoveries of new or improved instruments were purely technical , often fortuitous ; although every ...
... results to music . We then enter into a long period during which instrumental appliances grew , without design and without theory . The discoveries of new or improved instruments were purely technical , often fortuitous ; although every ...
Page 11
... result . It was shown by Delezenne in 1842 that it is impossible to make a string sound if it be excited in the ... results in the hands of Colonel Perronet Thompson 1. ] 11 MODES OF PRODUCTION OF SOUND .
... result . It was shown by Delezenne in 1842 that it is impossible to make a string sound if it be excited in the ... results in the hands of Colonel Perronet Thompson 1. ] 11 MODES OF PRODUCTION OF SOUND .
Page 12
William Henry Stone. yielded practical results in the hands of Colonel Perronet Thompson , and will be described in a subsequent chapter . Mons . Melde has introduced a striking method of illustrating the vibrations of a string , by ...
William Henry Stone. yielded practical results in the hands of Colonel Perronet Thompson , and will be described in a subsequent chapter . Mons . Melde has introduced a striking method of illustrating the vibrations of a string , by ...
Page 22
... result of this is that the upper partials are singularly evanescent , and soon leave the fundamental practically pure and uncomplicated . This im- portant acoustical property is materially increased by mounting the fork on a resonance ...
... result of this is that the upper partials are singularly evanescent , and soon leave the fundamental practically pure and uncomplicated . This im- portant acoustical property is materially increased by mounting the fork on a resonance ...
Page 34
... results were : - Summary of Vibrations in Membranes . It can 1. A circular membrane cannot vibrate in unison with every sound . only place itself in unison with sounds more acute than that heard when the membrane is tapped . 2. The ...
... results were : - Summary of Vibrations in Membranes . It can 1. A circular membrane cannot vibrate in unison with every sound . only place itself in unison with sounds more acute than that heard when the membrane is tapped . 2. The ...
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Common terms and phrases
acoustical alteration apparatus arytenoid cartilages bassoon beats bell cartilages cavity clarinet comma consonant corresponding density determined diameter diapason digitals disc distance double elastic enharmonic epiglottis equal equal temperament excited experiments Fahrenheit fifth fixed flame flat flute fork friction fundamental note give given harmonic harmonium heard heat Helmholtz human voice inch instrument intervals keyboard keys length longitudinal Lord Rayleigh lower major sixth major third means membrane metal method metres Minor Sixth minor third monochord motion musical sound musical tones named nodes number of vibrations oboe observed obtained octave ordinary organ orifice pendulum perfect perfect fifths pitch plate prime tone produced prongs ratio reed resonance rotating scale schismas segments semitone sharp sharpened simple siren sonorous source of sound string temperament temperature termed tonometer triad tube tuned tuning-fork unison upper partial tones velocity of sound vibration number violin wave wave-length wire