Circuitron 800-5201 DT-1 Grade Crossing Detector Tanks A-7E 160553

A-7E 160553

4 color "zig-zag" lozenge decals for WWI aircraft in 1/32 scale

6 TFace by Airfix

1/350 scale USN 8in/55 (20

USS Coral Sea - 1969

Circuitron 800-5201 DT-1 Grade Crossing Detector Tanks A-7E 160553Specifically designed for use at grade crossings, using Opto Sensors to detect the train. Output controls flasher, gates, bells, etc. Detects train when an Opto Sensor is covered. Senses track polarity and activates only the Opto Sensors for the direction of travel. Always turns off after the last piece of rolling stock clears the crossing. Includes four Opto Sensors. Requires an Alternating Flasher Unit to operate flashing lamps. Note: DT 1 cannot