Subwoofer Amplifier Board Diagram. The final boards have the overlay as do all my other boards. See more ideas about circuit diagram subwoofer circuit.

Home new amplifiers projects build a 300 watt subwoofer power amplifier circuit diagram. Subwoofer amplifier board diagram. The first subwoofer amplifier was developed in 1970 by ken kreisler.

This subwoofer amplifier circuit consists of a tl072 low noise jfet dual operational amplifier ic1 and two lm1875 ic2 and ic3 power amplifiers.

It is basically used to improve the bass quality of audio signals. Home new amplifiers projects build a 300 watt subwoofer power amplifier circuit diagram. The photo does not show the silk screened component overlay since this is the prototype board. Subwoofer amplifier board diagram.