id author title date pages extension mime words sentences flesch summary cache txt 38526 Fleming, J. A. (John Ambrose), Sir Hertzian Wave Wireless Telegraphy .txt text/plain 50127 2112 60 induction coil; K, signalling key; S, spark gap; A, aerial wire; E, oscillations are set up in the wire and electric waves are radiated aerial at each half oscillation, forming the electric discharge or SEMI-LOOP OF ELECTRIC STRAIN BY A MARCONI AERIAL RADIATOR.] induction-coil discharge, and the lower end of the long spiral wire is condenser, electrical energy is discharged each time the spark discharge passes at a spark gap in the form of electrical oscillations electrical oscillations in an aerial wire. in the receiving aerial by the impact on it of the electric waves. radiating electric waves, so the receiving-station appliances may be A good metallic filings tube for use as a receiver in Hertzian wave transformer in the aerial receiving circuit.[57] In this arrangement, such an earthed aerial, when electrical oscillations are set up in it, induction coil; S, spark gap; A, aerial; CC, condensers; E, earth ./cache/38526.txt ./txt/38526.txt