How to design lowpass filter using integrators for audio applications?

[rampat]

can anyone tell me how to design lowpass filter using integrators for audio applications.For my filter the i/p is differential signal i.e two sound information i/p are coming for both the terminal thru i/p reistors.If u hv any docs plz provide it..

 

[analog_prodigy]

filter design

check the data sheets of filters for audio applications, in TI, Philips websites. It may help you