6 Résultats trouvés pour "Fichier:Hertz_spark_gap_transmitter_and_parabolic_antenna.png".

Fichier:Hertz spark gap transmitter and parabolic antenna.png

926 English: Dipole antenna made of two 13 cm brass rods with spark gap between them. When high voltage from coil jumps the gap it creates a pulse of...


Fichier:Hertzian spark gap transmitter and receiver.png

antenna consisting of two brass rods with spark gap between them 58 17 133 65 594 241 Battery box English Replica of Hertz's spark radio transmitter and...


Fichier:Hertz radio wave experiments - parabolic antennas.png

English Diagram of Hertz's radio transmitter and receiver...


Fichier:Hertz radio wave experiments - crossed polarization.png

English Hertz's experiment showing polarization of radio waves...


Fichier:Hertz radio wave experiments - refraction.png

At right is Hertz's receiver, consisting of a similar dipole and parabolic reflector attached to a micrometer spark gap. The transmitter and receiver are...


Fichier:Hertz radio wave experiments - polarization filter.png

of radio waves. At left is Hertz's spark-gap transmitter consisting of a dipole antenna of two brass bars with a spark gap between them, powered by high...