nd. ' The excellent resonant effects that can be ception of a number of messages in the same field of tuated by the arc light's glowing less brightly. In suc- obtained with these oscillations indicate their con- force simultaneously and without interference, has ceeding experiments hydrogen and… … sened the intensity of the oscillations, since the com- ments which enable the operator easily to determine Fig1. 1.—Poulsen Hydrogenic Arc Emitter. the inductance and capacity values, the frequency of position of the gas was altered. The Poulsen system of producing continuous electric the…
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