An exhausted tube may then be carried in the hand anywhere between the sheets or placed anywhere, even a certain distance beyond them; it remains always luminous. [EXPERIMENTS WITH ALTERNATE CURRENTS OF VERY HIGH FREQUENCY AND THEIR APPLICATION TO METHODS OF ARTIFICIAL ILLUMINATION, , pp. 188-189; Nikola Tesla Towards Their Manage Alternating Currents as well as their App so you’re able to Cordless Telegraphy, Telephony, and Transmission out-of Power, pp. 7-8]
Transmitter type of-one: a source comprising an individual metal layer suspended a distance about roof for the insulating cords and you will associated with you to terminal regarding a keen induction coil, another critical being attached to the ground. []