Production from Sanyo STK series STK4172, STK4182 STK4192 amplifier and i prepared a PCB drawing connections compatible with one leg of an integrated 2x40W THD 0.4% Operating voltage 2X48V STK4172 STK4182 STK4192 2X50V 2X45W 2X50W THD 0.4% Operating voltage... Electronics Projects, STK4172 PCB STK4182 PCB STK4192 PCB "audio amplifier circuits, ic amplifier, " Date 2019/08/03