27.3.2 - Finding Output Resistance
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Practice Questions
Test your understanding with targeted questions
What does gm stand for in the context of amplifiers?
💡 Hint: Remember what controls the output based on input voltage changes.
How does Re impact the gain of the amplifier?
💡 Hint: Think about the relationship between gain and additional resistance.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the impact of adding an emitter resistor on voltage gain?
💡 Hint: Think about how resistors affect voltage drop across the circuit.
True or False: Output resistance is unaffected by intra-circuit components.
💡 Hint: Consider how circuit topology affects overall resistance.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design an amplifier with a specified gain of -20. If Rio = 10 kΩ, calculate the values for Re needed to maintain stability with varying β.
💡 Hint: Consider using ideal values for Rc initially, then assess Re.
You need to analyze how varying Rc impacts overall gain while having Re fixed at 470 Ω. Discuss your findings.
💡 Hint: Employ the gain equation and examine how alterations affect the R factors.
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