How to install a TCS Wow sound decoder in a Trainorama GM class locomotive

Hi All

I have uploaded two videos onto youtube for your viewing pleasure, shows GM20 fitted with a TCS Wow sound decoder.

Overall view of the installation:

https://www.youtube.com/watch?v=5_UXRY1_ohY

Operational display:

https://www.youtube.com/watch?v=tdm5WL3-jkE


Enjoy Scott