Practice - Circuit Construction - 6.1.2
Practice Questions
Test your understanding with targeted questions
What is the main purpose of a power amplifier?
💡 Hint: Think about what it amplifies.
Name the three classes of amplifiers discussed.
💡 Hint: Recall the designations commonly used for amplifiers.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What class of amplifier is known for having the highest linearity?
💡 Hint: Think about which class conducts throughout the full cycle.
True or False: Class B amplifiers are more efficient than Class A.
💡 Hint: Consider the operational aspects of both classes.
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Challenge Problems
Push your limits with advanced challenges
Given a Class A amplifier operates with an input power of 300mW and an output of 90mW, calculate its efficiency. Discuss possible reasons for its efficiency being below the theoretical limit.
💡 Hint: Consider practical limitations of the components used in the circuit.
Design a Class AB amplifier circuit using two BJTs to mitigate crossover distortion. Explain how your designed biasing method will help.
💡 Hint: Recall the role of biasing in ensuring active conduction around zero crossings.
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Reference links
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