د "راډيو" د بڼو تر مېنځ توپير

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۳۷ کرښه:
*[[Edwin Armstrong|Edwin H. Armstrong]] invented [[frequency modulation|frequency-modulated]] ([[FM radio|FM]]) radio, so that an audio signal can avoid "static," that is, interference from electrical equipment and atmospherics.
 
==Historyتاريخ==
{{details|History of radio}}
[[Image:TeslaWirelessPower1891.png|thumb|333px|right|Tesla demonstrating wireless transmissions during his high frequency and potential lecture of 1891. After continued research, Tesla gave the fundementals of radio in 1893.]]
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