KRK Systems V8 Back Plate/ Amp Circuit ONLY AS ISNotes Amp circuit only, will not function unless installed in a KRK V8 A KRK Systems V8 Back Plate Amp Circuit ONLY AS IS in Non Functioning condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We always picture any and all accessories too. What you see is what you will get so please check out the pictures! Everything we sell has been