Stk411-240e Circuit Diagram | High Speed

Although the internal schematic is proprietary, the block diagram is well-documented. The STK411-240E contains:

The is a thick-film hybrid integrated circuit (IC) designed by Sanyo for high-power audio amplification, typically found in home theater receivers and Hi-Fi systems. It is a dual-channel module capable of delivering 120W + 120W of output power with enhanced bass performance. Technical Specifications Stk411-240e Circuit Diagram