Sometimes I think the wheelsounds in TRS2006 were created by a guy down in his basement, hitting a ball peen or soft blow hammer against a tin can held in a vise, or a cowbell ... absolutely totally unrealistic sounds ... and frog sounds, let me shake my Craftsman metal toolbox full of open end wrenchs about
Actually, they were recorded from real trains. I heard similar sounds while taking a commuter train into Boston. When we crossed some points, I chuckled to myself because it sounded like the tracks in TS12.