# Williamson amplifier

> 1947 reference design of a low-distortion push-pull tube amplifier

**Wikidata**: [Q8021247](https://www.wikidata.org/wiki/Q8021247)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Williamson_amplifier)  
**Source**: https://4ort.xyz/entity/williamson-amplifier