The direction to the enemy is perpendicular with antenna direction... and why antenna is lower?
Reason - wrong Dial Controller was used for Radar Antenna.
Radar and radar antenna is the complex system and normal work, with using Dial controller, cannot be obtained, I think.
Look how must be:
http://www.subsim.com/radioroom/show...2&postcount=58
And look video ~ 24 MB:
http://www.mediafire.com/watch/4cgc2.../LSH3_2015.mp4