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Mit Billig-Hardware durch hunderte Meter Fels kommunizieren – wie das geht, zeigt ein britischer Funkamateur im ersten Buch über Cave Radio. #Technik
heise.deDurch den Fels funken: Erstes Buch über DIY-Höhlenradio erschienenMit Billig-Hardware durch hunderte Meter Fels kommunizieren – wie das geht, zeigt ein britischer Funkamateur im ersten Buch über Cave Radio.
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