Physics · Communication Systems
Which of the following is an advantage of indirect frequency modulation (using phase modulation) over direct frequency modulation?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Frequency multipliers can be eliminated
- 2A smaller frequency deviation is naturally obtained
- 3The circuit design is much simpler in practical application
- 4The carrier frequency can be precisely controlled by a crystal oscillator✓
Correct answer
The carrier frequency can be precisely controlled by a crystal oscillator
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