I’ve always learned it comes from damaged hair cells inside the ear, how could it be anything but physical? Very surprised it can be picked up with a microphone in an anechoic chamber though
I was with you until: “[…] but it can also be heard by the examiner (eg, by placing a stethoscope over the patient’s external auditory canal).” and now I’m even more confused
I’ve always learned it comes from damaged hair cells inside the ear, how could it be anything but physical? Very surprised it can be picked up with a microphone in an anechoic chamber though
It’s called objective tinnitus. Tinnitus can have different causes, the damaged hair cells one is the most common.
I was with you until: “[…] but it can also be heard by the examiner (eg, by placing a stethoscope over the patient’s external auditory canal).” and now I’m even more confused
The DC power supply inside your ears is only medium quality and so your preamp is prone to picking up coil whine.