Tone is subjective, but I think the overall method this guy uses to dial in tone is pretty useful (he is blind). And also what he says about amps and their controls is pretty wise
http://www.youtube.com/watch?v=fs30NwTh6HI
http://www.youtube.com/watch?v=2BIc7xeW ... re=related
http://www.youtube.com/watch?v=fs30NwTh6HI
http://www.youtube.com/watch?v=2BIc7xeW ... re=related