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Old 06-18-17, 04:50 AM   #125
denis_469
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Quote:
Originally Posted by Kazuaki Shimazaki II View Post
2) If it really has to do with the Mark 48, it might reflect its surface detection range. If you look at the below site, for the UGST the Russians claim 2.5km detection range against a submarine, but only 1.2km for a surface ship - presumably the surface ship range is less because so much of the ship is out of the water and the increased surface noise so near the surface. From that, we may infer that a torpedo with 4000m acquisition against submarines may plausibly be reduced to roughly 1.6km against a surface ship.
http://roe.ru/eng/catalog/naval-systems/ugst/
UGST testing against Russian subs with acoustic coating submarines, but Mk-48 mod 4 and 5 testinig against US subs without acoustic coating. Or simple steel submarines. Range defference between is near 3 times. F.e. homing system can detect sub with acoustic coating in range 1500 meters or without acoustic coating 4500 meters. Homing system Mk-48 mod.4 have range 3500 meters in submarines without acoustic coating. UGST have 2500 meter against submarine with acoustic coating.
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