17.7.2 - Gain Calculation
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Practice Questions
Test your understanding with targeted questions
Define gain in an electronic circuit.
💡 Hint: Think about how the input signal is affected by the circuit.
What is transconductance?
💡 Hint: It's a measure of control by input voltage over output current.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for calculating gain in a circuit with a MOSFET?
💡 Hint: Remember how MOSFETs behave in terms of output phase.
True or False: Gain can be calculated without knowing the output voltage.
💡 Hint: Reflect on the definition of gain as a ratio.
3 more questions available
Challenge Problems
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Design a MOSFET amplifier circuit with given specifications: gain of 10, supply voltage of 12V, and ensure the device operates within the saturation region. Provide calculations and justifications.
💡 Hint: Use \\( G = -g_m × R_D \\) to set your values and check with characteristic curves.
You are given a circuit with a MOSFET and a load resistor. If the output voltage is 6V, and input current is 2mA, compute transconductance and ensure proper calculation of the gain.
💡 Hint: Review the definitions of V_GS and output relationships.
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