Gain and level controls on an amplifier-a good thing?

Was looking at some amplifiers and they had gain and level controls, most amplifiers don't have these things. Is this a good thing, desirable?

Seems like it might be a good thing but how come so few amplifiers have these things.

emergingsoul01-29-2024 3:18am

jtcf Details Discussions Posts This discussion Message User 1,589 posts 01-31-2024 at 07:35pm Copy Comment URL Report Comment Edit Delete The gain control on my AricAudio amp is useful for when I switch to ultralinear.Then it can be increased just enough so the preamp volume operates efficiently.