Okay, honestly the graph is scarier than it sounds. Though the TRN BA8 still sports a mild V shape tuning that is bright, with an overly boosted upper mids and lower treble. It has very good technical performance, but the upper mids/lower treble are harsh and fatiguing and the lower mids are a bit off in tonality.
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https://www.audioreviews.org/trn-ba8-review-bs/