STK4231 2x100watt two-channel stereo amp circuit power supply circuits on the same PCB printing do not need to create additional PCBs. STK4231 amplifier part list 56k 1/4w 2x 10k 1/4w 2x 1k 1/4w 4x 100ohm 1/4w 2x 4,7k 1/4w... Electronics Projects, 100 Watt Stereo Amplifier STK4231 "audio amplifier circuits, ic amplifier, " Date 2019/08/01