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Questions and Answers
Which modulation technique is used in digital communication systems?
Which modulation technique is used in digital communication systems?
- Phase Shift Keying
- Pulse Amplitude Modulation
- Frequency Shift Keying
- Amplitude Shift Keying (correct)
How many states does the ASK signal have?
How many states does the ASK signal have?
- 3
- 4
- 1
- 2 (correct)
What does ASK represent in amplitude modulation?
What does ASK represent in amplitude modulation?
- Digital data (correct)
- Communication channel
- Carrier wave
- Modulated signal
What happens to the amplitude of the carrier wave when the digital signal is high (1)?
What happens to the amplitude of the carrier wave when the digital signal is high (1)?
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What is a disadvantage of ASK modulation?
What is a disadvantage of ASK modulation?
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Study Notes
Modulation Techniques in Digital Communication
- Amplitude Shift Keying (ASK) is a modulation technique used in digital communication systems.
ASK Signal States
- The ASK signal has two states.
ASK Representation
- ASK represents Amplitude Shift Keying in amplitude modulation.
Amplitude Variation
- When the digital signal is high (1), the amplitude of the carrier wave increases.
Disadvantages of ASK Modulation
- A disadvantage of ASK modulation is that it is more susceptible to noise.
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Description
Test your knowledge on Amplitude Shift Keying (ASK) modulation technique used in digital communication systems. Learn how ASK works and its applications in transmitting digital data.
