 Suppose that a man speaks near a movable disk sufficiently pliable to lose none of the vibrations of the voice, and that this disk alternately makes and breaks the current from a battery; you may have at a distance another disk which will simultaneously...  A Manual of Telephony - Page 2by William Henry Preece, Arthur James Stubbs - 1893 - 508 pagesFull view - About this book
 | Sir William Henry Preece, Julius Maier - Telephone - 1889 - 556 pages
...made rhythmically and rapidly a musical note was the result. In 1854 Charles Bourseul, a Frenchman,2 published a paper on the electric transmission of...pliable to lose none of the vibrations of the voice, that this disc alternately makes and breaks the currents from a battery ; you may have at a distance... | |
 | Thomas Ernest Herbert - Postal service - 1898 - 228 pages
...Charles Bourseul published a paper in which the following remarkable passages occur : — " Suppose thai a man speaks near a movable disc sufficiently pliable to lose none of the vibrations of the voice, that this disc alternately makes and breaks the currents Jrom a battery ; you may have at a distance... | |
 | Kempster Blanchard Miller - Telephone - 1900 - 546 pages
...at this date seem almost prophetic : " Suppose a man speaks near a movable disk sufHciently flexible to lose none of the vibrations of the voice, and that this disk alternately makes and breaks the current from a battery ; you may have at a distance another disk... | |
 | James Edward Homans - Telephone - 1901 - 364 pages
...published a paper on the possibility of transmitting speech by electricity, in which he says: " Suppose a man speaks near a movable disc, sufficiently pliable...voice, and that this disc alternately makes and breaks a current from a battery; you may have at a distance another disc, which will at the same time execute... | |
 | Thomas Ernest Herbert - Postal service - 1901 - 240 pages
...when M. Charles Bourseul published a paper in which the following remarkable passages occur : — " Suppose that a man speaks near a movable disc sufficiently...pliable to lose none of the vibrations of the voice, that this disc alternately makes and breaks the currents Jrom a battery ; you may have at a distance... | |
 | Agriculture - 1902 - 730 pages
...practical speaking telephone. His words were as follows: " Suppose that a man speaks near a movable disk sufficiently pliable to lose none of the vibrations of the voice, and that this disk alternately makes and breaks the current from a battery; you may have at a distance another disk... | |
 | Telephone - 1902 - 734 pages
...practical speaking telephone. His words were as follows: " Suppose that a man speaks near a movable disk sufficiently pliable to lose none of the vibrations of the voice, and that this disk alternately makes and breaks the current from a battery; you may have at a distance another disk... | |
 | Silvanus Phillips Thompson - Electric currents, Alternating - 1903 - 428 pages
...practical device was contrived to accomplish it. Thus, Bourseul, a French scientist, said in 1854: "Suppose a man speaks near a movable disc, sufficiently pliable...voice, and that this disc alternately makes and breaks a current from a battery ; you may have at a distance another disc, which will at the same time execute... | |
 | James Edward Homans - Telephone - 1904 - 394 pages
...published a paper on the possibility of transmitting speech by electricity, in which he says: "Suppose a man speaks near a movable disc, sufficiently pliable...voice, and that this disc alternately makes and breaks a current from a battery; you may have at a distance another disc, which will at the same time execute... | |
 | Henry Smith Williams, Edward Huntington Williams - Science - 1910 - 368 pages
...exceed somewhat narrow limits. Suppose that a man speaks near a movable disk, sufficiently flexible to lose none of the vibrations of the voice, and that this disk alternately makes and breaks the currents from a battery: you may have at a distance another disk,... | |
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