a.Describe in your words why IG is effectively 0A for a JFET transistor?
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- Hello. I am curious why does the MOSFET i -v characteristic "flatten out" in the saturatin region?1. What are the two ways of generating DSB_SC.2. What are the applications of balanced modulator?3. What are the advantages of suppressing the carrier?4. What are the advantages of balanced modulator?5. What are the advantages of Ring modulator?6. Write the expression for the output voltage of a balanced modulator?How to critical analyse output characteristics of transistor? Please answer in typing format
- What is the main disadvantage of linear delta modulation? What is the solution for this problem? this question from digital communication course.1a. Why is the input impedance to a JFET so high? b. Why is the terminology field effect appropriate for this important three- terminal device?Type your question here Derive the relation between output signal to noise ratio and input signal to noise ratio for SSB-LC system, what would be the relation for S.T case?
- Explain the QPSK modulation challenges and problems.What are the major differences between the collector characteristics of a BJT transistor and the drain characteristics of a JFET transistor? Describe in your own words why IG is effectively zero amperes for a JFETtransistor. Why is the input impedance to a JFET so high? Why is the terminology field effect appropriate for this important three-terminal device?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?
- a) What is the advantage of increasing the switching frequency in switching converters (Buck, Boost etc.)and causes disadvantages to arise? b) General characteristics of IGBT and MOSFET, such as the current, voltage and switching frequency they can be producedCompare in terms of values. c) Output current and voltage ripples for a Buck-Boost type power converterWhat variables do (ripples) depend on? Explain.Define the following conceptsa. Positive modulation percentageb. Modulation efficiencyc. Signal strengthd. At least one technique for building an AM transmitter.What is PWM (Pulse Width Modulation), and how is it used in microcontroller applications? Provide examples of practical use cases for PWM.