There are various explanations about the genesis of the sound for T sufferers, and it obviously depends on the kind of T that one has (this chart [1] helps navigate the variants).
But if you are one of the "common kind", which is typically an insult to your hearing apparatus that damaged your cochlea, then the work from Susan Shore [2] is a reasonable explanation of what could actually be going on (genesis by the fusiform cells of the dorsal cochlear nucleus). You may be interested in checking out her publications listed in the wikipedia article quoted.
But if you are one of the "common kind", which is typically an insult to your hearing apparatus that damaged your cochlea, then the work from Susan Shore [2] is a reasonable explanation of what could actually be going on (genesis by the fusiform cells of the dorsal cochlear nucleus). You may be interested in checking out her publications listed in the wikipedia article quoted.
[1] https://www.tinnitusresearch.net/index.php/for-clinicians/di... [2] https://en.wikipedia.org/wiki/Susan_Shore