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Questions and Answers
Which type of analog modulation technique transmits both sidebands of the message signal with the carrier?
Which type of analog modulation technique transmits both sidebands of the message signal with the carrier?
- Single sideband
- Amplitude modulation technique (correct)
- Double-sideband suppressed carrier (DSB-SC) modulation technique
- Frequency modulation
What happens to the carrier spectrum in the spectrum of the modulated signal in double-sideband suppressed carrier (DSB-SC) modulation technique?
What happens to the carrier spectrum in the spectrum of the modulated signal in double-sideband suppressed carrier (DSB-SC) modulation technique?
- It is amplified
- It is absent (correct)
- It is shifted in frequency
- It is inverted
Which parameter(s) of a carrier signal are modulated in amplitude modulation?
Which parameter(s) of a carrier signal are modulated in amplitude modulation?
- Frequency
- Phase
- Amplitude, frequency, and phase
- Amplitude (correct)
What type of signal is the message signal in analog modulation?
What type of signal is the message signal in analog modulation?
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How many different types of amplitude modulation techniques are there?
How many different types of amplitude modulation techniques are there?
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