Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 484
h other, will form a shallow cell whenfilled with a suitable electrolytic liquid, as shown. If now a speaker talks into the mouth-piece, theplate /, is movetl by the sound waves towards andfrom the carbon plate. The variations thus produce<lin the distance between the two battery plates… … Fk.. o.—iuibearsbattery transmitter, [Note.—The cuts necessary for the illustration of the remainder of thisarticle could not be obtained in time for the preHent issue of the Journai,.The remainder of tlie article on DoHiear.s researches will, therefore, appearin a subsecpieiit number of the…
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