Translation of "crystal set" into Portuguese

rádio de galena is the translation of "crystal set" into Portuguese.

crystal set noun grammar

An early radio receiver, having no electrical power supply except the radio waves themselves; it used a crystal of lead or cadmium sulphide and a wire (the cat's whisker) touching the crystal's surface. [..]

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English-Portuguese dictionary

  • rádio de galena

    noun masculine

    an early kind of radio receiver

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