Practice Part D: Voltage-series Negative Feedback Amplifier Analysis (6.4) - POWER AMPLIFIERS AND FEEDBACK ANALYSIS
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Part D: Voltage-Series Negative Feedback Amplifier Analysis

Practice - Part D: Voltage-Series Negative Feedback Amplifier Analysis

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is voltage-series feedback?

💡 Hint: Think about how the amplifier regulates its output.

Question 2 Easy

Define closed-loop gain.

💡 Hint: Consider how it is different from open-loop gain.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary purpose of applying negative feedback in amplifiers?

To increase distortion
To stabilize gain
To decrease bandwidth

💡 Hint: Consider what happens when multiple feedback factors are incorporated.

Question 2

True or False: Voltage-series feedback increases output resistance.

True
False

💡 Hint: Think about how feedback affects output impedance.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A voltage-series feedback amplifier has an open-loop gain of 1200 and a feedback factor of 0.05. Calculate the closed-loop gain and discuss the implications for amplifier performance.

💡 Hint: Use the formula for closed-loop gain to find the answer.

Challenge 2 Hard

Design a feedback network for an amplifier needing a gain of 25 with resistors R1 = 24kΩ and R2 = 1kΩ. Show calculations.

💡 Hint: Ensure the resistor values fit the desired gain using the gain formula.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.