The Theory of Sound in Its Relation to MusicH.S. King & Company, 1876 - 187 páginas |
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Página 23
... hole is made and closed again by a capsule e , under which is a flexible elastic membrane which serves to separate the interior of the pipe from the interior of the capsule , which is put in communication on one side with a gas - tube c ...
... hole is made and closed again by a capsule e , under which is a flexible elastic membrane which serves to separate the interior of the pipe from the interior of the capsule , which is put in communication on one side with a gas - tube c ...
Página 41
... hole excavated in the rocks near Syracuse , where the least sound is trans- formed into a deafening roar . The great dome of St Paul's Cathedral in London is so constructed that two persons at opposite points of the internal gallery ...
... hole excavated in the rocks near Syracuse , where the least sound is trans- formed into a deafening roar . The great dome of St Paul's Cathedral in London is so constructed that two persons at opposite points of the internal gallery ...
Página 61
... holes , disposed on the periphery of a circle concentric to the outline of the rim itself . These holes are all oblique , so K B p B B R Fig . 24 . Fig . 25 . B Fig . 26 . as to form an angle of about 45 ° with the vertical line . Over ...
... holes , disposed on the periphery of a circle concentric to the outline of the rim itself . These holes are all oblique , so K B p B B R Fig . 24 . Fig . 25 . B Fig . 26 . as to form an angle of about 45 ° with the vertical line . Over ...
Página 62
... holes ; but on account of their obliquity , it strikes against their sides . The movable disc thus receives a series ... holes inter- mittently as soon as the movable disc has begun to turn . The reason for this is very simple . The air ...
... holes ; but on account of their obliquity , it strikes against their sides . The movable disc thus receives a series ... holes inter- mittently as soon as the movable disc has begun to turn . The reason for this is very simple . The air ...
Página 63
... holes -i.e. , 25 - by 2 , 3 , 4 , & c . , or generally by the number of turns , to find the number of puffs of air produced by each hole per second . When the siren is set in action , a very pure note is formed , low at first when the ...
... holes -i.e. , 25 - by 2 , 3 , 4 , & c . , or generally by the number of turns , to find the number of puffs of air produced by each hole per second . When the siren is set in action , a very pure note is formed , low at first when the ...
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Términos y frases comunes
beats bell called Cloth complicated consonant corresponds Crown 8vo curve cylinder demonstrate Demy 8vo different notes dissonant distance elastic embouchure example experiment fact Fcap feeble fifth flame fourth Frontispiece fundamental note give Greeks harmonic series heard holes human voice Illustrations instrument International Scientific Series intervals length LL.D loudness major scale major third means melody membrane ment metres per second minor chord movable disc musical scale musical sounds nodal lines node number of vibrations observed obtained octave oscillations particle pendulum perfect chord pianoforte pipe placed plate POEMS Portrait Post 8vo price 58 produced Prof Professor Pythagorean scale reflection reinforce resonators resultant notes riders rubbed Second Edition second octave semitone seventh harmonic sharp simple ratios siren Small crown 8vo sonorous string temperate scale Third Edition timbre tions Translated tube tuning tuning-fork velocity of sound vibrations per second vibratory movement violin vols whilst
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