. Electrical world. the Kellogg instrument it is movable. It is claimed that this motionof the carbon receptacle is efficacious in preventing packing, becausethe carbon is constantly in motion. This has not conclusively beenproven, and it is doubtful if the motion of the diaphragm is sufficientto be of material aid in stirring up the carbon granules. Thereis much evidence to show that prevention of packing is more a matterof mechanical design in obtaining the relative, proper sizes of elec-trodes, diameter of carbon receptacle, thickness of layer of carbonand proper sizing of the individual gr
. Electrical world. the Kellogg instrument it is movable. It is claimed that this motionof the carbon receptacle is efficacious in preventing packing, becausethe carbon is constantly in motion. This has not conclusively beenproven, and it is doubtful if the motion of the diaphragm is sufficientto be of material aid in stirring up the carbon granules. Thereis much evidence to show that prevention of packing is more a matterof mechanical design in obtaining the relative, proper sizes of elec-trodes, diameter of carbon receptacle, thickness of layer of carbonand proper sizing of the individual granules, than to any method ofstirring up the transmitter in order to release the granules from aclamped position. The circuit of the Kellogg transmitter is very January 2, 1904. ELECTRICAL WORLD and ENGINEER. 45 similar to that of tiie White, inasmuch as the diaphragm is connectedto an insulating binding post placed upon the bridge, to which one of the line terminals is ;ittaclK(l. This affords electrical connection. FIG. 22.—AMERICAN TRANSMITTER WITH COVER REMOVED.
Size: 1474px × 1694px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectelectri, bookyear1883
