51.1.7 - Output Impedance Calculation
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Practice Questions
Test your understanding with targeted questions
What is output impedance?
💡 Hint: Think about what connects to the output.
What does voltage gain indicate?
💡 Hint: It's a ratio of output voltage to input voltage.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the output impedance of a common base amplifier affected by?
💡 Hint: Consider how these two aspects interact in a circuit.
True or False: A high output impedance is desirable in amplifiers.
💡 Hint: Think about power transfer.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
You have a common base amplifier with a collector resistance of 4 kΩ, and the output resistance of the transistor is 60 kΩ. Calculate the output impedance and discuss its implications for circuit performance.
💡 Hint: Apply the parallel resistance formula.
Given an input capacitance of 15 pF and an output resistance of 2 kΩ, determine the upper cutoff frequency and analyze how it influences bandwidth.
💡 Hint: Convert pF to farads before calculations.
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