It can be useful to use the search facility to check the archives. There have been many threads on this topic, Here’s one as an example:
I would also remind UK friends that our mains system really requires that both component and mains wire (plug) fuses need attention if you have the opinion that this matters.I don’t see the point of upgrading the component’s inlet fuse if it is preceded a metre before by comparatively “poor” fuse. What about the sound from the amp’s fuses subsequently and how they affect things?