Published on Thursday 13 December 2018 by Hornby Magazine

In the latest issue of Hornby Magazine - HM139, January 2019 - we show how to install digital sound in Heljan's new Class 25/3 for 'O' gauge using a Zimo MX696KS decoder, multiple speakers, stay alive and extra lighting. Read the full feature in HM139 and listen to the model in action on our 'O' gauge test track here. Visit www.hornbymagazine.com for more information and to buy the latest issue.

The video description and textual content is provided by the publisher of the video, and may contain external links. RailwayModels.uk has no connection with the sites linked to, and links are not checked before the video is published here.