LM3886 amplificatore scheda PCB + 6N11 amplificatore valvolare scheda PCB fai da te 2.0 canali 2*68W
1PCS LM3886 amplifier PCB board. PCB adopts 1.6mm thick double-sided board, 2.0 oz copper thickness, and full tinning process to ensure good passing performance of large and small currents.