FCC Question Pool Review

Amateur Extra Class (Element 4) • 2024-2028

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Question E7H09

From subelement E7 - E7H

E7H09
Answer: A

What type of frequency synthesizer circuit uses a phase accumulator, lookup table, digital-to-analog converter, and a low-pass anti-alias filter?

AA direct digital synthesizer
BA hybrid synthesizer
CA phase-locked loop synthesizer
DA direct conversion synthesizer