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re: Official Thread: Missing Malaysia Airlines Flight 370

Posted on 3/21/14 at 10:27 am to
Posted by tgrgrd00
Kenner, LA
Member since Jun 2004
11533 posts
Posted on 3/21/14 at 10:27 am to

quote:

1) Transponders cannot be disabled above X number of feet


Posted by Lsut81
Member since Jun 2005
84900 posts
Posted on 3/21/14 at 10:27 am to
quote:

In a plane the fail safes are supposed to drop the masks anyway if it goes over 10k. But all someone has to do to depressurize a plane is. Open an emergency exit.


Yeah, but there's a difference between pilots turning off pressurization and slowly and unknowingly killing off the passengers and someone ripping open an emergency exit and people knowing what is going on.
Posted by CAD703X
Liberty Island
Member since Jul 2008
93153 posts
Posted on 3/21/14 at 10:31 am to
quote:


I think I said that - and it is $261.5 million.


i get ya'll mixed up. you look alike
Posted by Ace Midnight
Between sanity and madness
Member since Dec 2006
95512 posts
Posted on 3/21/14 at 10:31 am to
quote:

i get ya'll mixed up. you look alike


Yeah - for good or bad, Vader and I have a lot in common.
Posted by CAD703X
Liberty Island
Member since Jul 2008
93153 posts
Posted on 3/21/14 at 10:33 am to
quote:

pilots turning off pressurization and slowly and unknowingly killing off the passengers


is this a theory??? HOLY shite
Posted by Camo Tiger 337
Lake Charles
Member since Jan 2014
2102 posts
Posted on 3/21/14 at 10:36 am to
It's possible, yes. Said they can't really rule anything out until they collect evidence
Posted by Ace Midnight
Between sanity and madness
Member since Dec 2006
95512 posts
Posted on 3/21/14 at 10:53 am to
quote:

Said they can't really rule anything out


Which sadly includes black holes and aliens.

Posted by chalupa
Member since Jan 2011
6937 posts
Posted on 3/21/14 at 10:53 am to
quote:

is this a theory??? HOLY shite


Kind of my theory. One pilot kills the other, kills all the passengers, puts the plane on auto pilot, kills himself, then the plane runs out of fuel and crashes.

With the evidence that we have, it's one of the more logical theories.

All evidence points to the transponder and communication systems being turned off intentionally. If they were intentionally turned off, the only 2 explanations that make sense are hijacking or intentional other plans by one of the pilots.
Posted by Kingpenm3
Xanadu
Member since Aug 2011
9907 posts
Posted on 3/21/14 at 11:04 am to
quote:

All evidence points to the transponder and communication systems being turned off intentionally. If they were intentionally turned off, the only 2 explanations that make sense are hijacking or intentional other plans by one of the pilots.



Does anyone know if it is possible to turn of the locators that are activated by water and impact? Those not going off messes me up every time I think I've got this thing figured out.

Posted by GeeOH
Louisiana
Member since Dec 2013
13376 posts
Posted on 3/21/14 at 11:04 am to
Man, that GOGO company sure missed the real business opportunity with it's product. The could have had a device which hooks to the black box and slowly sends data back thru their signal so this stupid black box search would be less relevant.

I know it's been discussed, but it really really is shocking that this isn't a law!

At the MINIMUM have the black cox/transponders send out a signal alerting they have been shut off.

I would imagine we are talking about a device which costs about $200 to add and communicate thru wifi signal? Maybe another $50 for a comera in the cockpit?
Posted by CAD703X
Liberty Island
Member since Jul 2008
93153 posts
Posted on 3/21/14 at 11:08 am to


and yet we have about 400 eleventy zillion apps for iphones and android devices that locate the phones for you, take pics of the perp, eavesdrop on his texts & conversations, report themselves to the police..scream...
Posted by moneyg
Member since Jun 2006
62881 posts
Posted on 3/21/14 at 11:19 am to
quote:

I would imagine we are talking about a device which costs about $200 to add and communicate thru wifi signal? Maybe another $50 for a comera in the cockpit?



Maybe I'm misunderstanding, but are you suggesting that the cost to implement black box streaming of data and video to satelite 100% of the time at around $250 per plane?
Posted by GeeOH
Louisiana
Member since Dec 2013
13376 posts
Posted on 3/21/14 at 11:28 am to
quote:

Maybe I'm misunderstanding, but are you suggesting that the cost to implement black box streaming of data and video to satelite 100% of the time at around $250 per plane?



No, I'm talking about the actual "add on" that could connect the black box to a wifi signal.

Like a use "Roku" type device that uses the available wifi signal.

I understand there may be costs for the actual gathering and storage, but the info could be erased after a couple of days of a no-incident flight?

We are talking data, not video. It doesn't have to be that much info.

I back up large amounts of media and data daily to a cloud....I would imagine it's more bytes than a 3 hour flight of data would be.
Posted by Ace Midnight
Between sanity and madness
Member since Dec 2006
95512 posts
Posted on 3/21/14 at 11:37 am to
quote:

Maybe I'm misunderstanding, but are you suggesting that the cost to implement black box streaming of data and video to satelite 100% of the time at around $250 per plane?


Let's assume it is 1000x that - $250k - that would represent less than 1/10 of 1 percent (0.0956%) of the unit cost.

If an even $1 million (assuming some sort of contract cost to maintain all of this over the life of the aircraft) - it would rise to a whopping 0.3824% of unit cost.
This post was edited on 3/21/14 at 11:39 am
Posted by moneyg
Member since Jun 2006
62881 posts
Posted on 3/21/14 at 11:38 am to
quote:

No, I'm talking about the actual "add on" that could connect the black box to a wifi signal.

Like a use "Roku" type device that uses the available wifi signal.

I understand there may be costs for the actual gathering and storage, but the info could be erased after a couple of days of a no-incident flight?

We are talking data, not video. It doesn't have to be that much info.

I back up large amounts of media and data daily to a cloud....I would imagine it's more bytes than a 3 hour flight of data would be.



LINK

It's 100k per plane.
Posted by CAD703X
Liberty Island
Member since Jul 2008
93153 posts
Posted on 3/21/14 at 11:40 am to
quote:

It's 100k per plane.


iow, virtually free considering the cost of keeping the airplane in the air.

eta nevermind, it less than free, it saves the airline money

quote:

"We would know where the aircraft has gone, where it is, and we would have information on what had happened in the meantime," he said.


meh, who needs this useless info?

quote:

"A typical installation would be under $100,000 including the box and the installation parts and the labor," said Hayden. "Normally our customers recover that expense in a matter of months to, at most, a couple of years by virtue of the savings it creates." Those savings come from the ability to troubleshoot mechanical problems while the plane is in the air, he says, as well as collect data that can help cut fuels costs by tracking a plane's performance under different conditions. "Typically we'll save three or four percent of an operator's entire fuel budget," said Hayden.
This post was edited on 3/21/14 at 11:43 am
Posted by moneyg
Member since Jun 2006
62881 posts
Posted on 3/21/14 at 11:42 am to
quote:

iow, virtually free considering the cost of keeping the airplane in the air.



That was the point of the article. There apparently is a pretty quick ROI.
Posted by CAD703X
Liberty Island
Member since Jul 2008
93153 posts
Posted on 3/21/14 at 11:46 am to
quote:

The potential benefits of live-streaming data were widely discussed after Air France Flight 447 crashed into the Atlantic Ocean in 2009. It took experts two years to recover the flight data recorder.

That's because once a plane sinks to the bottom of the ocean, the flight data recorder goes with it. Ultrasonic "pingers" designed to lead searchers to the box have a radius of two miles, and the recorder's batteries die after 30 days.

Still, former Inspector General of the Department of Transportation Mary Schiavo says carriers won't get on board with live streaming technology unless they have to.

"[Airlines are] very cost sensitive. They simply will not add additional safety measures unless mandated by the Federal Government," said Schiavo.




god almighty

yet the government has no issue in forcing millions of americans into extremely expensive medical coverage.
Posted by NATidefan
Two hours North of Birmingham
Member since Dec 2008
36787 posts
Posted on 3/21/14 at 12:01 pm to
Although I think some helpful things could come from uploading data to a cloud, you can't completely get rid of th need for the black box yet. Last time I checked wifi isn't available everywhere and satellites signals don't work well in bad weather. Besides, when has finding the black box really been a big issue until now? I think all that really needs to be done is have a something that sends out a satellite signal to indicate where the plane is every minute that cant be turned off from inside the plane. Not a lot of data to upload, pretty simple, and it wouldn't cost much.
Posted by Homesick Tiger
Greenbrier, AR
Member since Nov 2006
56143 posts
Posted on 3/21/14 at 12:03 pm to
Here's another angle I heard from an "expert" on FOX this morning. Each life raft is equipped with a beacon, I guess much like a black box beacon, that when involved with a crash will turn on and transmit a signal. He said the only way that the signal wouldn't be actuated is if there was total obliteration at the time of the crash. First time I had heard this.
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