A northbound freight illuminates the scene and waiting in the wings are the new safetrans signals awaiting their installation to replace the venerable N&W CPL signals at Shepherdstown as part of t... (more)
These individual modules control independent functions of an EMD 38-2 engine and are known as "the brains" to those that work inside the cab.
SB11 is the sensor bypass, RC11 the locomot... (more)