Friend and Collingwood layout builder, Simon Paley, takes a look at the 3rd and 4th Rail electrification systems. In this Part 2 Collingwood shows you how post he provides a Modelling Guide. The first part of this series Background & Design can be read here.  Conductor Rail Installation Once you have, using the information in the … Continue reading Collingwood shows you how – 3rd and 4th Rail Electrification Systems – Part 2 – A Modelling Guide