I wonder if this is another manifestation of the mechanism behind phantom limb pain that amputees experience (or one of the proposed mechanisms). Specifically,

I wonder if this is another manifestation of the mechanism behind phantom limb pain that amputees experience (or one of the proposed mechanisms). Specifically, if the nerve cells for a certain frequency have gone down, and the brain boosts the gain from that cell as part of its normal AGC (automatic gain control), resulting in a phantom sound.