How many HiFi products have Unregulated Power Supplies??

[Wes]

Heading off objections to this companion thread:
https://www.audiosciencereview.com/...ac-distortion-noise-on-audio-equipment.25501/

 

[Zek]

Maybe all the amplifiers in the A/B class.

 

[Vini darko]

Some old tube amps have no regulation or safety. I think the vast majority of modern stuff has regulated supplies inside. Most linear supply amps have unregulated main rails with regulated low voltage rails.

 

[mansr]

Maybe all the amplifiers in the A/B class.

Because the amp is the regulator.