wind noise

I've just bought an Ibanez 1505 MS EHB and its fantastic, or was. I've noticed that after around an hour of playing i'm getting what's best described as a "thumping wind through a mic" sound. It just starts, seemingly random "blowing wind" strengths and happens when not playing any strings. It...

Edit: once posted I've realised that this is the wrong group. I've cross posted to the pickups and electronics group. I don't see an option to delete the thread. I've just bought an Ibanez 1505 MS EHB and its fantastic, or was. I've noticed that after around an hour of playing i'm getting...