Elementary Lessons on Sound |
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Page 10
... termed harmonics , and will be considered later on . They can easily be shown by throwing a strong light on the string , or by means of smail paper riders set astride on it , which are immediately thrown off at the loops , but not at ...
... termed harmonics , and will be considered later on . They can easily be shown by throwing a strong light on the string , or by means of smail paper riders set astride on it , which are immediately thrown off at the loops , but not at ...
Page 19
... termed the " Bell Piano , ” with single springs struck by hammers actuated from a key- board , is also made . In tuning - forks , the necessity for firmly fixing the base of the rod or spring is obviated by attaching it to a second rod ...
... termed the " Bell Piano , ” with single springs struck by hammers actuated from a key- board , is also made . In tuning - forks , the necessity for firmly fixing the base of the rod or spring is obviated by attaching it to a second rod ...
Page 29
... termed " bell- " or " gun - metal , " in the approximate proportions of six atoms of the former to one of the latter . This is equivalent to a percentage by weight of copper 76.5 , and tin 23.5 . The exact atomic ratio seems to produce ...
... termed " bell- " or " gun - metal , " in the approximate proportions of six atoms of the former to one of the latter . This is equivalent to a percentage by weight of copper 76.5 , and tin 23.5 . The exact atomic ratio seems to produce ...
Page 31
... termed the sound - bow , against which the clapper , ordinarily made of soft wrought iron , strikes . After a time the bell and clapper gradually mould themselves to one another , and the tone becomes fuller , with fewer of the very ...
... termed the sound - bow , against which the clapper , ordinarily made of soft wrought iron , strikes . After a time the bell and clapper gradually mould themselves to one another , and the tone becomes fuller , with fewer of the very ...
Page 36
... termed a stopped pipe , with one end closed , in the latter case as an open pipe . All the various forms of pipe used in the organ and elsewhere only differ from these rudimentary forms in 1 In Dr. Tyndall's otherwise excellent and ...
... termed a stopped pipe , with one end closed , in the latter case as an open pipe . All the various forms of pipe used in the organ and elsewhere only differ from these rudimentary forms in 1 In Dr. Tyndall's otherwise excellent and ...
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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