FCC Question Pool Review

Amateur Extra Class (Element 4) • 2024-2028

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Question E6E12

From subelement E6 - E6E

E6E12
Answer: C

Why are DIP through-hole package ICs not typically used at UHF and higher frequencies?

AExcessive dielectric loss
BEpoxy coating is conductive above 300 MHz
CExcessive lead length
DUnsuitable for combining analog and digital signals