Tl072 Subwoofer Circuit

Subwoofer filter using ic op amp tl072 to enhancing bass amplifier.

Tl072 subwoofer circuit. The active subwoofer function to filtering bass tones low and add settings for low tones frequency ranging from 20hz up to 70hz on audio signal input output the settings contained in the pot stereo that you can see in the picture circuit schematic. In the mixer the magnitude of the voltage gain of around 1x. Audio input is processing on ic tl072. Complete subwoofer filter circuit tl072 editor elcircuit published saturday november 05 2016 here is my experience in designing and building a subwoofer.

Switch s1 is the phase control switch which can be used to make the subwoofer in phase with other speakers. Nov 29 2016 circuit of active subwoofer circuit by using x4 ic tl082 or you can using equivalent ic 4558 jrc4558d jrc4558 tl072. This is circuit of active subwoofer circuit by using x4 ic tl082 or you can using equivalent ic 4558 jrc4558d jrc4558 tl072. Sep 18 2018 the circuit below is a circuit to filter out low tone subwoofer.

Circuit tl072 opamp is built on operational amplifier. Subwoofer filter circuit diagram subwoofer filter kit subwoofer filter circuit using op amp tl072 subwoofer filter circuit for tda7294 subwoofer filter circuit using lm324 subwoofer preamp circuit diagram diy low pass filter for subwoofer simple subwoofer circuit diagram. Audio input is processing on ic tl072 this circuit need voltage supply about 5 15 volt. The active subwoofer function to filtering bass tones low and add settings for low tones frequency ranging from 20hz up to 70hz.

The circuit is designed around the tl072 dual bifet opamp ic. In this subwoofer filter first at important parts is the active circuit filter 40 hz 12db octave. The left and right audio inputs after mixing is fed to the input of the ic1a using the dpdt switch s1. Subwoofer filter using ic op amp tl072 to enhancing bass amplifier.

And i share my other project subwoofer filter but using ic 4558 subwoofer module 4558. 12v symmetrical zenerli regulated circuit max. The important thing for the subwoofer amplifier is the bass filter circuit. Out of the two opamps inside the chip ic1a is wired as a buffer.

Input voltage 38vdc. The circuit below is a circuit to filter out low tone subwoofer. Subwoofer controller uses a single ic tl072 one channel u1a is used as a mixer channel left right and also as a buffer for the channel u1b so that the controller is not affected by impedance input that may vary in value and other channels u1b is used as a controller. Electronics projects tl072 active filter circuit for subwoofer amp audio control circuits date 2020 07 03.