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2 cards from this section. Quick, good the night before a test.
What is the function of the base in a transistor amplifier?
Think about the roles of different terminals in a BJT.
Explain the concept of Thevenin Equivalent.
Recall Thevenin’s theorem.
What is the purpose of a common base amplifier?
Consider the amplifier’s configuration and its function.
True or False: The output signal swing can exceed 100% of the input signal.
Think about power constraints in real-world applications.
Calculate the necessary biasing resistances if you want to produce a base voltage of 8V from a 12V source using a voltage divider with R_A and R_B.
Use the voltage divider rule: V_base = V_dd * (R_B / (R_A + R_B)).
Given a common base amplifier is experiencing signal distortion at the output, what might be causing it and how can you rectify it?
Look into the exponential characteristics of the transistor and ensure the biasing matches the expected signal levels.
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