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Amateur Extra Class (Element 4) • 2024-2028

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Question E4A06

From subelement E4 - E4A

E4A06
Answer: A

What is the effect of aliasing on a digital oscilloscope when displaying a waveform?

AA false, jittery low-frequency version of the waveform is displayed
BThe waveform DC offset will be inaccurate
CCalibration of the vertical scale is no longer valid
DExcessive blanking occurs, which prevents display of the waveform