Outer, Middle and Inner Marker – Audio added

Today I have added via SIOC new sounds to be played when passing:

during an approach.

I have also made a video to see how are the sounds working during an ILS approach on Runway 29 in Vienna / Austria.

httpvh://www.youtube.com/watch?v=gnBtn8z3QGw

Building a 737-800 Homecockpit [OE-LNJ]