Originally Posted by newamerikangospel
You need more gain? Dont put a distortion pedal in its loop, as its going to not be good. Shouldn't be a problem, going mono out, left channel in, but again you a distortion pedal back there would be no good. Try putting it in front of the amp. You probably dont need more gain, it may be your pickups need the extra bump in output with an OD/Volume boost, or your eq.
the piranha its made to have more gain than you'll ever need for metal, Its probably your pickups or a bad tubes.
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