Use "a amplifier" in a sentence
1. A single-ended class A amplifier output transformer is huge compared to a push-pull class A amplifier of the same power level.
2. Common-emitter amplifier is a typical resistive class A amplifier.
3. For audio amplification, a class A amplifier can be either single-ended or push-pull.
4. You can, indeed have a true class A amplifier that operates in push-pull mode.