@clearthinker Wrote:
This poor manufacturer behaviour is mirrored by not quoting a dB range when specifying low frequency extension, and by over-stating sensitivity, which occurs very often.
(Proper) measurements matter.
I agree 110%! See the manual below of my speakers, it's the most comprehensive speaker manual of specifications I known of. They even explain how they arrive at their numbers. See last page specifications:
Mike
https://www.lansingheritage.org/html/jbl/specs/pro-speakers/1984-4430-35.htm