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- -- card: 43862 from stack: in
- -- bmap block id: 0
- -- flags: 0000
- -- background id: 4601
- -- name: #144
- ----- HyperTalk script -----
- on openCard
- global group,rightone
- put 13 into group
- put "A" into rightone
- pass openCard
- end openCard
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- -- part contents for background part 20
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- Question #13
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- -- part contents for background part 1
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- 3AD-6.1 What is a "marker generator"?
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- A high-stability oscillator that generates a series of reference signals at known frequency intervals
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- -- part contents for background part 27
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- A low-stability oscillator that "sweeps" through a band of frequencies
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- -- part contents for background part 28
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- An oscillator often used in aircraft to determine the craft's location relative to the inner and outer markers at airports
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- -- part contents for background part 29
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- A high-stability oscillator whose output frequency and amplitude can be varied over a wide range