-- card: 113931 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 2707
-- name: #287
----- HyperTalk script -----
on openCard
  global group,rightone
  put 25 into group
  put "B" into rightone
  pass openCard
end openCard



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Question #287

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N7B03  What do many amateurs use to help form good Morse code characters?

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A key-operated on/off switch

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An electronic keyer

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A key-click filter

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A DTMF keypad

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Correct answer is B