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rattler wrote (see)
For information onlyActive Sonar (not normally used on operations as it will give own position away) will travel up to about 200km depending on salinity and temperature of water at a maximum of 280 db.
For information only
Active Sonar (not normally used on operations as it will give own position away) will travel up to about 200km depending on salinity and temperature of water at a maximum of 280 db.
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