43.2.2 - Frequency Response of Common Emitter and Common Source Amplifier
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Practice Questions
Test your understanding with targeted questions
What is a common emitter amplifier?
💡 Hint: Think about the emitter's role in the circuit.
How does cascading affect amplifier performance?
💡 Hint: Consider what happens when components are directly connected.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the expected total gain when cascading two amplifiers?
💡 Hint: Think of how each amplifier influences the next.
True or False: The addition of a buffer always increases the gain of the circuit.
💡 Hint: Focus on the purpose of buffers in circuits.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If two common emitter amplifiers have gains of 12 and 8 with an input capacitance of 10nF for the second stage, calculate the overall gain assuming an attenuation of 0.5 due to loading.
💡 Hint: Use the product of gains and apply the attenuation factor.
Discuss in detail how one might design an improved cascading system for amplifiers seeking to maintain bandwidth while maximizing gain.
💡 Hint: Consider the roles of input and output capacitance in your designs.
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