How does a spectrum analyzer differ from a conventional time-domain oscilloscope?... - HamTesting.com - Free Amateur Radio Practice Tests

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E4A01 : How does a spectrum analyzer differ from a conventional time-domain oscilloscope?

- A spectrum analyzer measures ionospheric reflection; an oscilloscope displays electrical signals

- A spectrum analyzer displays signals in the time domain; an oscilloscope displays signals in the frequency domain

- A spectrum analyzer displays signals in the frequency domain; an oscilloscope displays signals in the time domain

- A spectrum analyzer displays radio frequencies; an oscilloscope displays audio frequencies

Correct Answer : A spectrum analyzer displays signals in the frequency domain; an oscilloscope displays signals in the time domain

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