Practice Class B Amplifier (4.6.2) - High-Frequency Amplifier Analysis and Power Amplifiers
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

Class B Amplifier

Practice - Class B Amplifier

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the conduction angle of a Class B amplifier?

💡 Hint: Think about how long each transistor is allowed to conduct.

Question 2 Easy

Why is Class B considered more efficient than Class A?

💡 Hint: Consider how much time the transistors are active.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the conduction angle of a Class B amplifier?

90 degrees
180 degrees
360 degrees
150 degrees

💡 Hint: Consider how much of the signal cycle each transistor is active.

Question 2

True or False: Class B amplifiers can achieve efficiencies up to 78.5%.

True
False

💡 Hint: Think about the power dissipation in comparison to Class A.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a Class B amplifier circuit that minimizes crossover distortion while maintaining efficiency. What components and configurations will you use?

💡 Hint: Focus on bias settings and possible circuit add-ons to maintain signal quality while maximizing efficiency.

Challenge 2 Hard

Explain how increasing the quiescent current affects the efficiency and distortion in Class B amplifiers. What balance must be achieved?

💡 Hint: Consider the efficiency versus distortion trade-off as you adjust the quiescent current.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.