My work room has a test track consisting of an 18 inch radius figure eight, a 15 inch curve to check truck swing, and a coupler height guage.
Testing for a barrel light between the number boards.
Unitrack Test Track 12.12.11
With Unitrak 11" & 12 38" curves.
With Atlas Code 55 track. 10" and 11.25" Curves.
