Search results - Page 290

… a problem for Tesla, as the distance over which wireless signals could be transmitted was a simple function of energy …

… the current flow into the system based upon the timing signal applied to it's base. Emitter current flows though …

… top] a [drawing of a] device for telephonic and telegraphic signals I have used in my laboratory on Houston Street... …

… question-forming stage. Roentgen's discovery of the X ray signaled the end of two centuries' confidence in Newtonian …

… used fifteen years later to detect and amplify weak radio signals. However, to make a practical radio tube, de Forest …

… were adjusted to the frequency of the transmitted signal, the relay caused a tightly stretched wire to vibrate …

… play in a barn. "Now!" Nikola bowed low. "When you give the signal I'll throw the switch. If my theory is right, the …

… switch, completing the electric circuit, when he gave the signal. He further instructed Czito not to open the switch …

… upon hearing of Marconi's announcement of a trans-Atlantic signal, sent just hours before. They spoke little of it …

… all by wireless control. It was also developed so that on a signal from a distant radio station the plane would rise …