HiFi Clone NAC552 Audio Preamplifier Board Base On Na im NAC552 Preamp Circuit
Special process: silk screen, matte surface, high imitation of the original machine. Assembled Board：have solder all parts well ！. 12pcs BC axial capacitors. NPN install 2N5089. PNP install 2N5087. C6 C23 install 680P.