Wireless Telegraphy: Its Origins, Development, Inventions, and ApparatusD. Van Nostrand Company, 1903 - 229 стор. |
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Wireless Telegraphy: Its Origins, Development, Inventions, and Apparatus ... Charles Henry Sewall Попередній перегляд недоступний - 2015 |
Wireless Telegraphy: Its Origins, Development, Inventions, and Apparatus Charles Henry Sewall Попередній перегляд недоступний - 2016 |
Загальні терміни та фрази
alternating current American patent antenna anti-coherer apparatus for communicating application armature battery cable capacity areas carbon charged choking-coils CLAIM cloth coherer combination condenser conductor connected consists device diagram discharge distance dynamo earth effect elec electrical energy electrical oscillations electrical resonance electromagnetic waves electromotive force elevated terminal emitter employed England Fessenden filed GUGLIELMO MARCONI Hertz oscillations Hertzian Hertzian-wave telegraphy hundred Illustrated imperfect contact imperfect electrical contact impulses inch induction coil induction-coil invention inventor length Leyden jar magnetic Marconi Marconi Company means messages metallic powder method miles Morse OLIVER JOSEPH LODGE operation plates Poldhu potential Practical primary produced radiation receiver for electrical receiving instrument receiving-circuit receiving-station relay resistance resonance Ruhmkorff coil self-induction sending conductor sensitive tube shown in Fig Slaby space spark spark-gap spark-producer surface telegraphic telephone Tesla tin-foil tion transmission transmitting transmitting-station trembler tuned circuits U. S. Patent United States Patent vibrations wave-gate wave-responsive-device wireless telegraphy words per minute