TTSS5L Sensor Signal (LH Feather) 4 Aspect Outer Distant Era_Era-6 One such variant was the

One such variant was the M4A3E8

GMC-T1 or GMC-WM1) Rated at 1

PURPOSE Passenger Services

Until the 1990's they were commonly seen in all large stations and goods yards

NUMBER PRESERVED 9

TTSS5L Sensor Signal (LH Feather) 4 Aspect Outer Distant Era_Era-6 One such variant was theWith the use of the Sensor Signal developed by Train Tech you can easily add automatic signalling into your layout in seconds. The signals work by detecting a locomotive, or full train passing by it using a very small infrared sensor built in to the signal base. As soon as the locomotive has passed the sensor the signal changes to red and will stay red for about seven seconds to let the train clear the block. It then reverts back to yellow for a