TTSS2 Sensor Signal 2 Aspect Distant Class_Class 122 With the following contents

With the following contents

Eleven examples of the class were transported to France

The Y1/Y3 sentinel was based on the road going lorry

Measures 23

3x Travel Train Carriages

TTSS2 Sensor Signal 2 Aspect Distant Class_Class 122 With the following contentsWith 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 yellow and will stay yellow for about seven seconds to let the train clear the block. It then reverts back to green. If