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Hertz: Electromagnetic Waves
On November 11, 1886, Heinrich Hertz, the pioneer of high-frequency and radio technology, for the first time observed the propagation of an electromagnetic wave with this setup.
On November 11, 1886, Heinrich Hertz, the pioneer of high-frequency and radio technology, for the first time observed the propagation of an electromagnetic wave with this setup.
In October 1861 Philipp Reis presented his “telephone” to the members of the physics association in Frankfurt.