PPRuNe Forums - View Single Post - Malaysian Airlines MH370 contact lost
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Old 18th Mar 2014, 12:48
  #5615 (permalink)  
Lonewolf_50
 
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Originally Posted by captainjim47
According to historical data this flight normally loses ATC contact around the area of the last report. Most flights regain contact just short of the Vietnamese coast. It was coming right at the time of last report, towards the oil rig. That lends credence to his claim the plane was coming straight at the rig, not moving left or right from his perspective. I would imagine the ASW towed array sonar on one of the A-B class destroyers could pick up the pinger if they ran down that bearing line to the oil rig. Anyone know what frequency that thing pings at?
As previously posted, dozens of pages back, typical acoustic beacons that conform to the spec operate on a frequency of 37.5kHz +/- 1 kHz

Also, as previously noted, and thanks to my Navy experience in ASW, towed array will run into some ambiet noise problems in that area, due to water depth. Not that they shouldn't try anyway, if that is a high probability search area. If you go back through the last fifty pages of this thread, you'll see why it isn't a high probability search area as of this writing.

nitpicker330
Nope, that sounds like Thai Military Primary Search Radar was painting the MH
370 at the limit of the Radars range hence it was intermittently painting the
target.
Thta was my takeaway as well. Someone noted that crossing language barriers the occasional nuance or context may be lost.

Last edited by Lonewolf_50; 18th Mar 2014 at 13:07.
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