HAHA. The Rifleman used a 44-40, less power & a little quieter than a 30-30.Tinnitus
I've had it for several decades
I attribute it to my 30-30 Winchester in my youth
Thought I was The Rifleman
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My noise is only in my right ear.
Much like the sound of a seashore
Funny thing......presently, I wasn't conscious of the noise .....right up to reading this thread