What is the main feature in AM modulation , that is used to judge if the modulation is good or not ? Explain with examples
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A: AM modulation index: The measure or extent of amplitude variation about an un modulated carrier is…
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What is the main feature in AM modulation , that is used to judge if the modulation is good or not ? Explain with examples .
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- Define the following conceptsa. Positive modulation percentageb. Modulation efficiencyc. Signal strengthd. At least one technique for building an AM transmitter.How to calculate the efficiency in frequency modulation and what is the highest value for efficiency in frequency modulationwhat is Am modulation and how does it work?
- During amplitude modulation, if the maximum and the minimum values of the envelope are 5V and 1 V respectively, then what will be the value of the modulation index? Will this value of modulation index give rise to over modulation?Why is it important to know the efficacy of AM modulation?Define angle modulation and list its subcategories.
- What is the main disadvantage of linear delta modulation? What is the solution for this problem? this question from digital communication course.Consider sinusoidal modulation in an AM system. Assuming no overmodulation, what will be the modulation index (μ) when the maximum and minimum values of the envelope are are 3 V and 1 V respectively?7. Compare base modulation and emitter modulation?10.
- What is the reason why FM modulation is preferred over PM, do you write down advantages and disadvantages of each?Q: Explain in details with all figures and equations the modulation index of Amplitude Modulation (AM) and then show the AM wave when the modulation index > 1 , modulation index < 1 and modulation index =1.choose the best case and why.1-draw the three cases.2-write an example.Modulation and DemodulationHi! Please answer this thanks!1. Define AM and draw its spectrum?2. Give the significance of modulation index?3. What is the different degree of modulation?4. What are the limitations of square law modulator?