What is another word for crystal detector?
Pronunciation: [kɹˈɪstə͡l dɪtˈɛktə] (IPA) 
A crystal detector is an electronic device that is capable of detecting radio signals. This device is also known as a cat's whisker detector because of its shape and structure. Other synonyms for crystal detector include diode detector, crystal set, and crystal radio. The crystal set is a primitive form of radio receiver that was popular in the early 20th century. The term "diode detector" is used to describe a solid-state diode that is used to detect RF signals. The crystal radio is often used by amateur radio operators, scientists, and radio enthusiasts to receive signals from around the world.
