Learning Objectives After completing this chapter, you should be able to: Define class A operation. Determine AC load lines for class A amplifier stages. Determine the compliance and maximum load powe...Learning Objectives After completing this chapter, you should be able to: Define class A operation. Determine AC load lines for class A amplifier stages. Determine the compliance and maximum load power for class A amplifier circuits. Determine the efficiency and required device ratings for class A amplifier circuits. Describe the operation of a dynamic loudspeaker. Understand the need for heat sinks and other thermal management techniques.