noun
Meaning 1
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.
Definition source: English Wiktionary via Wiktextract
Topics: business, electrical-engineering, electricity, electromagnetism, electronics, energy, engineering, natural-sciences, physical-sciences, physics
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: crystal radio, crystal radio receiver, cat's whisker receiver
Antonyms: none provided