Subwoofer booster circuit with PCB Layout

Subwoofer booster circuit is used to enhancing or boosting or increase the subwoofer amplifier, but it also can improve the quality of the bass sound on an amplifier or High Power Amplifier. Subwoofer booster circuit/bass enhancer circuit based on the IC 4558 and TL074 or commonly known as IC op-amp, it's suitable to be a boosting in subwoofer system, which together with some components.