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Amateur Extra Class Exam Question Pool Review
Question E4A01:
How does a spectrum analyzer differ from a conventional time-domain oscilloscope?
Answers:
A.A spectrum analyzer measures ionospheric reflection; an oscilloscope displays electrical signals
B.A spectrum analyzer displays signals in the time domain; an oscilloscope displays signals in the frequency domain
C.A spectrum analyzer displays signals in the frequency domain; an oscilloscope displays signals in the time domain
D.A spectrum analyzer displays radio frequencies; an oscilloscope displays audio frequencies
Correct answer is:C
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