I will attach a picture of my guide. How you fit it into the console may vary, OR you could even have it outside.

Thanks to
http://myworld.ebay....:MEFSX:SELLERIDFor the Potentiometers.
I would also like to addthat for my current, i used 2 500k potentiometers. I varied with 1m and 2.2m's but they all had the EXACT same effect. none of them allowed for single potentiometer use.