It might is obvious and well known by far the most of you, it wasn't for me. Found a good article about pot-matching and now I finally understand the Advantages of stepped pots
8)
Here is an interesting article I found : http://www.practicaldevices.com/techdocs/Pot_Channel_Matching.pdf
8)
Here is an interesting article I found : http://www.practicaldevices.com/techdocs/Pot_Channel_Matching.pdf