Multiple choice general knowledge science & technology

Envelope detectors based on diodes are used in most forms of AM radio, from crystal sets to superheterodyne receivers.

  1. True

  2. False
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A Correct answer
Explanation

Diode envelope detectors are essential components in AM radio receivers. They extract the audio information (envelope) from the amplitude-modulated carrier wave by rectifying the signal, working in everything from simple crystal radios to sophisticated superheterodyne receivers.

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