clipping

I've noticed recently that there is a clipping, pop sound when I play on the top 2 strings (B and E). It drives a studio console meter crazy and is audible as a transient pop. I've got plenty room between pickup and strings so contact isn't an issue. I can mute the string with left hand and play...

I have a '05 Thumb 5 nt. Love the bass and sound. I recently noticed when I really dig in I can make the active electronics clip or distort. My first thought was a weak battery but it's strong and new. When I defeat the active electronics the clip is gone, no matter how hard i play it's...