that Nashville telecaster sound is highly compressed.... and there's one brand of compressor all the country players use, but I can't remember off the top of my head what it is. (MXR Dynacomp? yeah, I see that brand a LOT in discussions about country music gear)

Here's a link to two discussions on the topic of "getting that sound"

http://www.guitar9.com/studionine6.html

http://www.tdpri.com/forum/archive/index.php/t-80950.html