06-10-2016, 08:29 AM
That is too low I think. Shannon recommends ultrasonic volume at -30db to -40db.
Also some people (not many) can hear at that range and you seem to be one of them. I would suggest using the masked tracks instead if that high pitched sound from the ultrasonic track is too irritating.
Also some people (not many) can hear at that range and you seem to be one of them. I would suggest using the masked tracks instead if that high pitched sound from the ultrasonic track is too irritating.