800-5203 DT-3 Grade Crossing Detector Single Direction Brand_Hornby small pebbles) and coarse (blast

small pebbles) and coarse (blast furnace slag) aggregates arrive by rail

but soon became BR’s 61572 in 1948

sheet design bodies and large central doors for passengers to board and depart from

40' quad hopper with removable coal load

800-5203 DT-3 Grade Crossing Detector Single Direction Brand_Hornby small pebbles) and coarse (blastDT 3 Grade Crossing Detector Single Direction Details: The Circuitron DT 3 Single Direction Grade Crossing Detection Circuit is a versatile optical train detection system designed to provide reliable and realistic grade crossing operation on virtually any model railway. Using Circuitron's proven opto electronic detection technology, the DT 3 accurately detects approaching trains without requiring any modifications to locomotives, coaches or freight