Tone Control plus Subwoofer Filter Output

Tone control is a pre-amplifier using before power amplifier input signal processing to adjusting the tone about treeble bass and midle, and for this tone control circuit is adding the subwoofer filter cross-over to gain the subwoofer performance in power amplifier signal input.



By using IC PT2350 series to proceesing the audio signal input , this circuit need a cheap component to built tone