Cleans up with volume gear for Progressive Rock

What Progressive Rock artists actually play that sounds cleans up with volume, ranked by how many of them use it

Also called cleans up with the volume knob, cleans up when you roll back, volume knob cleanup, guitar volume cleanup, responds to guitar volume, opens up when you back off, backs off with the volume knob, rolls back clean, clean up with the volume, cleans back up, guitar volume, clean up back, clean up back to