Who else can help you listen, are the bothersome highs there for others, younger ears?
After my SPL meter on a tripod, I use three albums I am most familiar with to help me adjust my tweeter’s level controls as my 76 year old ears don’t hear what the meter hears.
Eurythmics Sweet Dreams Album
Andreas Vollenweider, White Winds
3 Guitarists play last 2 tracks, frequencies and l/c/r balance, final anti-skate adjust
After that, I listen to Pianists and Violins, both Classical and Jazz
then I get my younger friend’s ears over to make sure I didn’t go too far.
It’s best to have both CD and LP versions, start with the CD, know what the imaging and frequency content is when correct, then compare the LP, which CAN be preferred, but EVERYTHING has to be ’right’!
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I am happy listening with or without my hearing aids, the primary difference is I need less volume when using my hearing aids, and high pitch female vocals like Tori Amos, Lorenna, ...