48.1.3 - Input Resistance Calculation
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is input resistance in the context of transistor amplifiers?
💡 Hint: Think about how input and output signals interact.
What is the primary purpose of biasing in amplifiers?
💡 Hint: Remember the term used for DC voltage adjustment.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does input resistance in an amplifier affect?
💡 Hint: Consider how input resistance impacts the input source.
True or False: High output resistance is desirable in transistor amplifiers.
💡 Hint: Think about how output resistance affects load connections.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design an amplifier with an input resistance of over 1MΩ using values for R_B and R_E of your choice. Explain your choice.
💡 Hint: Calculate R_in using parallel resistance formulas.
If the beta value of a transistor increases from 100 to 150, how will that affect the input resistance? Discuss the implications.
💡 Hint: Reflect on the relationship between beta and input resistance.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.