how to make low pass filter for subwoofer

how to make a low pass filter for a subwoofer:

this is a circuit for driving only a bass amplifier. this circuit makes bass only. when we use a sub-woofer.  every subwoofer needs a bass amplifier. every bass amplifier needs this circuit to make only bass. it’s called a low-pass filter. when we need only a low part then we have to use this circuit. in the audio input, we use any song with bass mid and high. but we will get only bass from the output. that means we will get only the low part. 

how to make low pass filter for subwoofer
low pass filter

It’s a dual-power pre-amplifier circuit diagram. here used 12-0-12 voltage. positive 12 negative 12 and ground voltage.

how to make low pass filter for subwoofer

On our website, you can get many important circuit diagrams. not only amplifier but also invertervoltage controller. transistor amplifier. STK amplifier. Class-D amplifier. bass circuit/ low pass filter
here has many amplifier circuit diagrams on our website. Electronicshelpcare

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Subwoofer circuit diagram

Subwoofer circuit diagram:  This is the Low pass filter circuit diagram. If we want to …