SUBSIM Radio Room Forums - View Single Post - How does a passive sonar (WWII) estimate the distance to target

vimza · 06-09-16, 02:39 AM

Is it possible for a hydrophone operator (no active sonar) to judge the distance to a surface ship and if it is closing or going away?

I understand how he gets the bearing and the speed of the target but i'm not sure about the distance. How much detail can he get on a WWII U-boat.

06-09-16, 02:39 AM	#1
vimza Seaman Join Date: Aug 2013 Posts: 32 Downloads: 0 Uploads: 0	How does a passive sonar (WWII) estimate the distance to target Is it possible for a hydrophone operator (no active sonar) to judge the distance to a surface ship and if it is closing or going away? I understand how he gets the bearing and the speed of the target but i'm not sure about the distance. How much detail can he get on a WWII U-boat.