This is how we repaired a JBL Stage 2 series amplifier, a 4-channel class AB with great audio quality that we brought back to life by repairing its power supply or inverter stage. In this video, I tell you how I did it step by step. You already know that we are @CRAZYCARAUDIO, the channel where the sound car lives. #caraudio #carsoundsystem #automobile #caraudioadvertising #sound #bass #audio #carstereo