TTSS4 Sensor Signal 3 Aspect Distant Stock-Alert-1 5V) (separately sold)

5V) (separately sold)

Experiment: the model comes with a Pocket Model’s Study Guide with a creation story and mechanism design as well as engaging and interesting tasks

3-stall brick Car Shop

HEIGHT 185mm

Available with Red

TTSS4 Sensor Signal 3 Aspect Distant Stock-Alert-1 5V) (separately sold)With 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