99.5.2 - Trans-Impedance Changes
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Practice Questions
Test your understanding with targeted questions
What is the role of feedback in amplifier circuits?
💡 Hint: Think about how feedback influences circuit amplification.
Define trans-impedance.
💡 Hint: What is being converted within the amplifier?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the effect of feedback on trans-conductance?
💡 Hint: Consider the purpose of feedback in stabilizing the amplifier.
True or False: Feedback can increase both input and output resistance.
💡 Hint: Remember the PIER concept.
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Challenge Problems
Push your limits with advanced challenges
Given a feedback circuit with R = 1kΩ, calculate the new input resistance after implementing feedback that increases it by 50%.
💡 Hint: Apply the percentage increase to the original resistance.
Design a feedback circuit with target trans-impedance of 10kΩ and adjust R values to ensure G remains effective.
💡 Hint: Remember how Z relates to G and R.
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