Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 302
son stated that as many as 40,000words can be registered on the foil on a space not exceeding 10 sc[uare inches. The phonograph has been used with great advantage by Jenkins andKing for the analysis of vocal sounds, for which purpose it is better suitedthan Konigs flames. The. graphophone, invented… … Fig. 296 The record is made on a hollow cylinder C (fig. 296) of cardboard, bl>,coated with a composition of wax and paraffin ; it is mounted horizontally,and is rotated by means of a treadle underneath the table which supports thewhole apparatus. Between the treadle and the cylinder is…
Physics
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