Elementary Lessons on Sound |
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Page xi
... Keyboard 147 53. - Poole's Keyboard . 54 .-- Bosanquet's Generalised Keyboard 55. - Plan of Natural Fingerboard 56. - Organ Stops 57. The Flute . Longitudinal and Transversal Section of 151 153 • 157 • 135 the Mouthpiece 58. - Nay or ...
... Keyboard 147 53. - Poole's Keyboard . 54 .-- Bosanquet's Generalised Keyboard 55. - Plan of Natural Fingerboard 56. - Organ Stops 57. The Flute . Longitudinal and Transversal Section of 151 153 • 157 • 135 the Mouthpiece 58. - Nay or ...
Page 10
... keyboard of the instrument . A third and most important improvement is effected in the pianoforte , where a hammer of comparatively soft material strikes a blow on the string instead of twanging it like the harpsichord jack . But an ...
... keyboard of the instrument . A third and most important improvement is effected in the pianoforte , where a hammer of comparatively soft material strikes a blow on the string instead of twanging it like the harpsichord jack . But an ...
Page 44
... keyboard like that of a piano . Each key , on being depressed , lifts the small gas - jet from its position at the bottom of the tube to about the junction of the lower and two upper thirds , which , being a sensi- tive point ...
... keyboard like that of a piano . Each key , on being depressed , lifts the small gas - jet from its position at the bottom of the tube to about the junction of the lower and two upper thirds , which , being a sensi- tive point ...
Page 146
... keyboards , but which also differed among themselves in colour , shape , appearance , and in name . Besides I See Curwen's Tract on Musical Statics , pp . 11 , 103 . 2 ( c ) The same contrivance has been applied to the just English ...
... keyboards , but which also differed among themselves in colour , shape , appearance , and in name . Besides I See Curwen's Tract on Musical Statics , pp . 11 , 103 . 2 ( c ) The same contrivance has been applied to the just English ...
Page 147
... . E & c . C ' & c . the ordinary digitals there were others termed Flutals , Quar-. Fig . 52 -Perronet Thompson's Keyboard . Fig . 55. Plan of Natural Fingerboard . L 2 CE 147 VII . ] SCALES , CHORDS , TEMPERAMENT , ETC.
... . E & c . C ' & c . the ordinary digitals there were others termed Flutals , Quar-. Fig . 52 -Perronet Thompson's Keyboard . Fig . 55. Plan of Natural Fingerboard . L 2 CE 147 VII . ] SCALES , CHORDS , TEMPERAMENT , ETC.
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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