-- card: 116498 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #384
----- HyperTalk script -----
on openCard
  global group,rightone
  put 36 into group
  put "D" into rightone
  pass openCard
end openCard



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Question #36

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4BH-4.1 What term describes a wide-bandwidth communications system in which the RF carrier varies according to some predetermined sequence?






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Amplitude compandored single sideband

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AMTOR

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Time-domain frequency modulation

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Spread spectrum communication

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Correct answer is D