Last Updated: 5th March 2021
Sony PlayStation General Audio Information
Early model PlayStation 1’s are known for excellent analogue audio output. Specifically, it’s the models SCPH-1001 (USA), SCPH-1000 (Japan), or SCPH-1002 (Europe). Here are a few articles that explain more.
Alternatively, other PS1 models can be modded for optical (TOSLINK) audio out.