-- card: 58515 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 4601
-- name: #230
----- HyperTalk script -----
on openCard
  global group,rightone
  put 20 into group
  put "C" into rightone
  pass openCard
end openCard



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Question #20

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T7A01  Why do modern HF transmitters have a built-in low-pass filter in their RF output circuits?

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To reduce RF energy below a cutoff point

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To reduce low-frequency interference to other amateurs

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To reduce  harmonic radiation

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To reduce  fundamental radiation

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Correct answer is C