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NBC Chimes — Twenty Thousand Hertz - The stories behind the world's most recognizable and interesting sounds.
5 Important Discoveries By Heinrich Rudolf Hertz | Wonders of Physics: A Blog About Physics, Astronomy and Science History
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Hertz Marine HMR 15 Marine digital media receiver with built-in Bluetooth® (does not play CDs) at Crutchfield
![Illustration depicting Heinrich Hertz's oscillator and reflecting metal sheets to show outward and return paths of electromagnetic (radio) waves. Heinrich Hertz (1857-1894) a German physicist who first conclusively proved the existence of Illustration depicting Heinrich Hertz's oscillator and reflecting metal sheets to show outward and return paths of electromagnetic (radio) waves. Heinrich Hertz (1857-1894) a German physicist who first conclusively proved the existence of](https://c8.alamy.com/comp/MR3D94/illustration-depicting-heinrich-hertzs-oscillator-and-reflecting-metal-sheets-to-show-outward-and-return-paths-of-electromagnetic-radio-waves-heinrich-hertz-1857-1894-a-german-physicist-who-first-conclusively-proved-the-existence-of-the-electromagnetic-waves-theorised-by-james-clerk-maxwells-electromagnetic-theory-of-light-dated-20th-century-MR3D94.jpg)