Published on Thursday 17 September 2015 by Hornby Magazine

In HM100 Paul Chetter shows how to install custom digital sound into Heljan's AC Cars railbus in both 'OO' and 'O' gauge. Here is the 'OO' version running on Hornby Magazine's exhibition layout Shortley Bridge and Felton Cement Works which is set to appear at the Great Electric Train Show on October 10/11 2015. Visit www.greatelectrictrainshow.com for the latest show information and www.hornbymagazine.com to purchase HM100, on sale now.

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