Like or not, believe it or not, we are electrical beings. Our brain has a electrical current, our heart beats because of a electrical wave to squeeze the heart muscle sequentially. So, no, you are not bonkers but have you considered tinnitus as the cause?
It sounds like a side effect from weaning off certain antibiotics. It was a bit like an electric shock, but not as painful. It went on for weeks. I was afraid it was a symptom of MS, but much later I found out it was from getting off certain antidepressants.