potentiometer

I have a 15 year old speaker that crackles and distorts whenever I turn the volume knob. What is the best place to purchase a control cleaner for cleaning these? Are these available in local hardware or electronic stores? Or should I buy them on Amazon? Any recommended brands?

Friends, My vintage stereo Amp's Balance and Volume knobs are giving hard time. Do we have any person in Bangalore who does the repair or replacement of Potentiometer. Got one contact from one of our FM "MASH", but his place is very far from mine. Please provide me contacts if you have any...

I wanted to share my experience on buying a used preamp , how it was damaged, and how I did some more damage to it and How finally fixing it, actually worked out in my favor. This is so that someone else who might have bricked an expensive audio gear can actually salvage it pretty easily. I got...