PIONEER SG-9500 10-BAND STEREO GRAPHIC EQUALIZER - SERVICED - CLEANED - TESTED. THIS STEREO EQUALIZER IS IN EXCELLENT CONDITION INSIDE AND OUT. WE REPLACED ALL DEFECTIVE CAPACITORS AND ANY OTHER DEFECTIVE COMPONENTS. REPAIRED ALL POOR SOLDER CONNECTIONS. CLEANED ALL THE CONTROLS, SLIDERS AND SWITCHES. (WE HAVE BEEN IN BUSINESS FOR OVER 60 YEARS REPAIRING VINTAGE AUDIO EQUIPMENT.) IF YOU HAVE ANY CONCERNS, PLEASE CONTACT US PRIOR TO YOUR PURCHASE.