I live in a market that doesn’t have local AM stations, so short of lightning strikes and transmission line RF noise, I don’t have much to listen to. I do get

I live in a market that doesn’t have local AM stations, so short of lightning strikes and transmission line RF noise, I don’t have much to listen to. I do get DX stations from the US due to ionospheric prop, but this would be useless in a life-or-limb situation, or if there was EMP.