Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 115
rby the simultaneous reduction of the speed of the disc. In the diagram of Fig. 116, the moving electrodes (mounted on the disc) are shown at1, 2, 3, 4, etc. The spark, for example, passes from stationary electrode A to an electrodeon the disc, through the disc and out at electrode B. The effective… … MUFFLINGDRUM Fig. 116—2 K. W. Synchronous Disc Discharger of the American Marconi Company. are directly opposite. Hence for favorable working the minimum distance between theelectrodes should be about .005 inch. This will give a clear spark discharge and will notsubject the condenser to abnormal…
Telegraph, Wireless
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