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Seite 115
to make an electric current the conveyer complete vibratory movement to and fro . of those sound vibrations in which hu- Ordinarily , it moves over its path and man speech consists . This problem , for back again in one one - hundredth ...
to make an electric current the conveyer complete vibratory movement to and fro . of those sound vibrations in which hu- Ordinarily , it moves over its path and man speech consists . This problem , for back again in one one - hundredth ...
Seite 116
The rapidity The angle of this metal piece was thus and amplitude of the sound waves ” do held above the centre of the diaphragm . determine , as we have seen , the pitch To this angle was attached a little foot and loudness of the ...
The rapidity The angle of this metal piece was thus and amplitude of the sound waves ” do held above the centre of the diaphragm . determine , as we have seen , the pitch To this angle was attached a little foot and loudness of the ...
Seite 117
These slight and im- the conception that the electric current perceptible changes in the needle were , might be made to repeat and transmit however , sufficient to move the air par- sound vibrations , and the imperfect means ticles in ...
These slight and im- the conception that the electric current perceptible changes in the needle were , might be made to repeat and transmit however , sufficient to move the air par- sound vibrations , and the imperfect means ticles in ...
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Inhalt
AfterSuppers of the King | 89 |
Browning Courtship | 99 |
Call on Mother Moscow | 194 |
Urheberrecht | |
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