I recently decided to change the tubes in my Roadster (as it hadnt been done since I bought it) to find out my tone had actually changed for the worse. I bought 4xSED 6l6s, a tungsol (V1), JJ high gain (V2), penta (V3), shuang-something (V4) and a sovtek LPS for V5 through Dougs tubes. Anyway my...