Unfortunately I don't have video yet but there are some nice guides about the doppler navigation system. I learned from these:   
http://www.alasrojas.com/2.0/foro/do...3233fff2a388c5 
http://kriegsimulation.blogspot.hu/2013/10/dcs-mi-8mtv2-magnificent-8-basic.html 
http://kriegsimulation.blogspot.hu/2013/10/dcs-mi-8mtv2-magnificent-8-basic_29.html   
So as to make easier the calculations I've made a simple excel table where you need to put in only the distances and directions of waypoints from the initial point as you read from the map. The table returns the distances and the magnetic directions from waypoints to waypoints. Of course it works only when you know the waypoints in advance. navi_aid.zip