A dual SugarCube24X15X06 speaker is mounted between the frames, under the PCB, with BlackTack, and an MX645R sound decoder
simply plugs in, and is positioned on top of the PCB.
Photos and approach courtesy of Rod Weekes.
Please note that these guides are provided as useful resources for you, as-is. YouChoos cannot be held responsible for
errors in the information, or for any damage caused to your models or equipment if you choose to follow any of the
steps detailed here.