- on Audio/Video/Photography
- Published in issue 11/2016 on page 66
Simple Class-A Amplifier
with an LM317
Although there are a number of initial considerations when designing an audio amplifier (power, distortion, robustness, etcetera) it is sometimes amusing and interesting to take a completely different approach, using components that haven't been designed for this purpose, but can nevertheless achieve very good results. For example, a simple Class-A audio amplifier based on the … LM317!