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-- name: #270
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  global group,rightone
  put 24 into group
  put "B" into rightone
  pass openCard
end openCard



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Question #24

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3BI-7.2 What is the characteristic impedance of various coaxial cables commonly used for antenna feed lines at amateur stations?

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Around 25 and 30 ohms

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Around 50 and 75 ohms

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Around 80 and 100 ohms

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Around 500 and 750 ohms