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Question 351

How many flip-flops are required to divide a signal frequency by 16?

  1. 4Bonne réponse
  2. 6
  3. 8
  4. 16

Explication

Each toggle flip-flop halves the frequency, so n stages in cascade divide by 2ⁿ. Since 2⁴ = 16, four flip-flops are required.

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Question 351: How many flip-flops are required to divide a signal… · FCC Amateur Extra Class (Element 4) · Questena