Is your mic calibrated? If not, it could be the mic. Also, what distance is the mic from the speakers?
Having said that, the rolloff is pretty steep.
Also, if looking at the response of just the speaker (and trying to remove/ignore the room), measure just one speaker at a time.
Having said that, the rolloff is pretty steep.
Also, if looking at the response of just the speaker (and trying to remove/ignore the room), measure just one speaker at a time.