Detector

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

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What Wikipedia says

In radio, a detector is a device or circuit that extracts information from a modulated radio frequency current or voltage. The term dates from the first three decades of radio (1888–1918).

Excerpt from the Wikipedia article “Detector (radio)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: "The Electrical Experimenter" (Commercial publication.), Public domain, via Wikimedia Commons.