76.1.2 - Equivalent Circuit Description
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Practice Questions
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What is a differential amplifier?
💡 Hint: Think about what kind of signals it processes.
What does R_T do in a differential amplifier?
💡 Hint: Consider the stability of the transistors.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of a differential amplifier?
💡 Hint: Think about its main purpose in signal processing.
True or False: A common collector configuration provides voltage gain greater than one.
💡 Hint: Consider what happens to voltage in this configuration.
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Challenge Problems
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In a differential amplifier with R_T as 1k ohm, how would doubling R_T affect the overall gain if other resistors remain unchanged?
💡 Hint: Think about the relationship between the resistor values in amplifier designs.
If a differential amplifier's differential and common mode gains are 20 and 0.5, respectively, how would you improve the common mode rejection?
💡 Hint: Focus on how component values influence gain characteristics.
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