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Amateur Extra Class (Element 4) • 2024-2028

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Question E4C13

From subelement E4 - E4C

E4C13
Answer: D

What is reciprocal mixing?

ATwo out-of-band signals mixing to generate an in-band spurious signal
BIn-phase signals cancelling in a mixer resulting in loss of receiver sensitivity
CTwo digital signals combining from alternate time slots
DLocal oscillator phase noise mixing with adjacent strong signals to create interference to desired signals