 | George Bartlett Prescott - 1878 - 450 pages
...amplitude of the vibration at the receiving end depends upon the intensity of the attractive impulses. When we sing into a piano, certain of the strings...vibration sympathetically by the action of the voice with differ_ 17 Fig. 45. ent degrees of amplitude, and a sound, which is an approximation to the vowel uttered,... | |
 | George Bartlett Prescott - 1879 - 642 pages
...amplitude of the vibration at the receiving end depends upon the intensity of the attractive impulses. When we sing into a piano, certain of the strings...instrument are set in vibration sympathetically by tin; action of the voice with differFig. 4!>. s of amplitude, and a sound, winch is an approximation... | |
 | George Bartlett Prescott - 1884 - 556 pages
...amplitude of the vibration at the receiving end depends upon the intensity of the attractive impulses. When we sing into a piano, certain of the strings of the instrument arc set in vibration sympathetically by the action of the voice with differFig. 45. ent degrees of... | |
 | Sir William Henry Preece, Julius Maier - 1889 - 566 pages
...amplitude of the vibration at the receiving end depended upon the strength of the induced currents. When we sing into a piano, certain of the strings...is produced from the piano. Theory shows that, had the piano a much larger number of strings to the octave, the vowel sounds would be perfectly reproduced.... | |
 | George Iles - 1902 - 212 pages
...amplitude of the vibration at the receiving end depends upon the intensity of the attractive impulses. When we sing into a piano, certain of the strings...approximation to the vowel uttered, is produced from the Fig. 3 piano. Theory shows that, had the piano a very much larger number of strings to the octave,... | |
 | Josephus Nelson Larned - 1923 - 992 pages
...Graham Bell, in 1876 ... a harp of steel rods was attached to the poles of a permanent magnet. . . . When we sing into a piano, certain of the strings...are set in vibration sympathetically by the action he voice with different degrees of amplitude, and a sound, which is an approximation to the vowel uttered,... | |
 | 1877 - 628 pages
...amplitude of the vibration at the receiving end depends upon the intensity of the attractive impulses. When we sing into a piano, certain of the strings...is produced from the piano. Theory shows, that, had the piano a very much larger number of strings to the octave, the vowel sounds would be perfectly reproduced.... | |
 | Institution of Electrical Engineers - 1877 - 606 pages
...amplitude of the vibration at the receiving end depends upon the intensity of the attractive impulses. When we sing into a piano, certain of the strings...is produced from the piano. Theory shows, that, had the piano a very much larger number of strings to the octave, the vowel sounds would be perfectly reproduced.... | |
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When we sing into a piano, certain of the strings of the instrument are set in vibration sympathetically by the action of the voice with different degrees of amplitude, and a sound, which is an approximation to the vowel uttered, is produced from the... 