-- card: 96385 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #314
----- HyperTalk script -----
on openCard
  global group,rightone
  put 30 into group
  put "D" into rightone
  pass openCard
end openCard



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Question #30

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4BG-3B.3 Where should an op-amp RC active audio filter be placed in an amateur receiver?

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In the IF strip, immediately before the detector

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In the audio circuitry immediately before the speaker or phone jack

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Between the balanced modulator and frequency multiplier

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In the low-level audio stages

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Correct answer is D