i already know this is a newb question and so are most of the ones i make im new to sport but here is my question
How do so many rcs drive on one track? i saw on traxxas trucks there are 4 channels but how are there races with a lot of trucks when there are only 4 channels? and how do you change channels what new stuff do you have to buy and everything and how are there races like do you have to have certain channels or what? could someone help me understand this whole concept

