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Search: Posts Made By: OldnGrounded
Showing results 1 to 35 of 277
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Forum: Rumours & News
19th Dec 2019, 01:32
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I haven't wanted to flood the threads with...

I haven't wanted to flood the threads with articles, but there have been several in the past few days where analysts have asked why Muilenburg still has a job.

My best guess, honestly, is that...
Forum: Rumours & News
18th Dec 2019, 15:04
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

If they are, i hope we get to see video from the...

If they are, i hope we get to see video from the flight deck.
Forum: Rumours & News
17th Dec 2019, 16:45
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

From Business Insider, today:

From Business Insider, today:
Forum: Rumours & News
17th Dec 2019, 13:33
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Responding to BDAttitude's management's...

Responding to BDAttitude's management's make-it-happen-now scenario, derjodel said:



Exactly exactly. As in, yup!
Forum: Rumours & News
16th Dec 2019, 23:17
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

And if they had deigned to tell them about the...

And if they had deigned to tell them about the new and substantially-different type of runaway they were expected to recognize and catch.
Forum: Rumours & News
16th Dec 2019, 21:45
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Fuselage manufacturer Spirit's stock was down...

Fuselage manufacturer Spirit's stock was down about 1.5% while NYSE was open and has lost about 6% more in after-hours trading (as of now). News in Wichita is that Spirit will be extending its...
Forum: Rumours & News
16th Dec 2019, 20:56
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I guess we'll find out tomorrow whether the...

I guess we'll find out tomorrow whether the market has already priced this in. Stock down 4.29% at close. Looks like about another 1% after-hours at the moment.
Forum: Rumours & News
16th Dec 2019, 20:54
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Muilenberg just doesn't seem able to stop...

Muilenberg just doesn't seem able to stop himself.

From WSJ (full text from behind the paywall):
Forum: Rumours & News
16th Dec 2019, 14:17
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Quote:However, all of this is based upon an MCAS...

Quote:However, all of this is based upon an MCAS system that will never fly again...

I meant that MCAS 1.0 won't fly again. I think that's a pretty safe bet -- unless, of course, we are indeed...
Forum: Rumours & News
16th Dec 2019, 13:51
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

That's correct. On the MAX the disagree alert...

That's correct. On the MAX the disagree alert was inadvertently linked to the optional AoA indicator.
Forum: Rumours & News
16th Dec 2019, 13:48
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I think we've drifted back into discussion about...

I think we've drifted back into discussion about what MCAS did vs. what it should have done if it were even needed, how the AoA might have failed, etc. It's interesting and since there are plenty of...
Forum: Rumours & News
16th Dec 2019, 00:16
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Well . . . but what, exactly, is the aerodynamic...

Well . . . but what, exactly, is the aerodynamic problem? We've been told that it's a pitch-up tendency in some corners of the envelope and that MCAS was required to create linear stick forces to...
Forum: Rumours & News
15th Dec 2019, 19:59
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Take a look at the Satcom Guru post jimjim1 cited...

Take a look at the Satcom Guru post jimjim1 cited and at the AAIB bulletin (http://www.smartcockpit.com/docs/Boeing_B747-Stick_Shakers_Activation_On_Takeoff.pdf) linked there.
Forum: Rumours & News
15th Dec 2019, 17:25
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Exactly. Although I had seen the exploded...

Exactly. Although I had seen the exploded drawing on the satcomguru site, earlier, I didn't notice the set screw until jimjim1 posted the photo. You would not do that if you considered the AoA...
Forum: Rumours & News
14th Dec 2019, 21:06
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

It seems to me that YYZjim's speculates...

It seems to me that YYZjim's speculates thoughtfully and intelligently on the information in the cited article. When LO posted the link, I read it, shook my head in despair (if not in surprise) and...
Forum: Rumours & News
14th Dec 2019, 15:19
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Your reference to negative G forces* was...

Your reference to negative G forces* was perfectly logical and fits with what we know about the accident flight(s). I have no idea why some appear to think otherwise.

*As experienced, of course. ...
Forum: Rumours & News
14th Dec 2019, 12:02
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Quote:Originally Posted by Grebe...

Quote:Originally Posted by Grebe https://www.pprune.org/images/buttons/viewpost.gif (https://www.pprune.org/showthread.php?p=10639363#post10639363)Well- simply by pullling hard back on the yoke due...
Forum: Rumours & News
14th Dec 2019, 01:26
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Yes, a couple of us posted it here. It's in this...

Yes, a couple of us posted it here. It's in this thread, somewhere. And you have described its appearance in the table quite accurately -- you have to read carefully to find it and it's easy to...
Forum: Rumours & News
14th Dec 2019, 01:24
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Almost everyone. This is really not a matter of...

Almost everyone. This is really not a matter of question or dispute.



That's right, as we know from digging around for documentation. Maybe some of the pilots at Gol or whichever other...
Forum: Rumours & News
13th Dec 2019, 22:09
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

MCAS 1.0 doesn't cease trimming on MET input. It...

MCAS 1.0 doesn't cease trimming on MET input. It merely pauses. And I hate to keep harping on this little detail but . . . it was a secret.
Forum: Rumours & News
13th Dec 2019, 21:52
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Absolutely right. Certainly it didn't pay any...

Absolutely right. Certainly it didn't pay any attention to pilots pulling the yoke -- in fact, it specifically and deliberately overrode that column cutout switches -- secretly.
Forum: Rumours & News
13th Dec 2019, 20:42
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Just to be clear: There was no AoA indication on...

Just to be clear: There was no AoA indication on the accident airplanes.
Forum: Rumours & News
13th Dec 2019, 14:39
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I really think it's past time to drop the...

I really think it's past time to drop the pilot-blaming, which is exactly what this "should have done" conversation amounts to.
Forum: Rumours & News
12th Dec 2019, 20:19
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Expected by whom? Ah, I see: "people familiar...

Expected by whom? Ah, I see: "people familiar with the matter."
Forum: Rumours & News
12th Dec 2019, 20:06
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Now they have to hope that SEC investigators are...

Now they have to hope that SEC investigators are too busy with holiday preparations to read the news.
Forum: Rumours & News
12th Dec 2019, 19:00
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I've worked with some of those "some engineers"...

I've worked with some of those "some engineers" and I think good engineers see that attitude as bad engineering, for any system that requires end-user interaction, and especially so for critical...
Forum: Rumours & News
12th Dec 2019, 17:26
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Yes, thanks. Highly-recommended reading

Yes, thanks. Highly-recommended reading
Forum: Rumours & News
12th Dec 2019, 04:33
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Sure. They can't just turn MCAS off because,...

Sure. They can't just turn MCAS off because, without it, the MAX wouldn't meet the FAA requirement for stick force gradient and couldn't be certified.*


* Or so we're told. Some of the skeptical...
Forum: Rumours & News
11th Dec 2019, 19:29
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Oh. yes. World CAAs will be even less comfortable...

Oh. yes. World CAAs will be even less comfortable with piggy-backing on FAA certs. For those who get stopped by the WSJ paywall:

US Regulators Allowed Boeing 737 Max to Keep Flying After First...
Forum: Rumours & News
11th Dec 2019, 00:18
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

Hey, if it were up to Boeing, the MAX would have...

Hey, if it were up to Boeing, the MAX would have been back in the air by April. :rolleyes:
Forum: Rumours & News
10th Dec 2019, 23:31
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I would have expected folks around here who...

I would have expected folks around here who monitor FR24 to notice and let us know. Maybe someone will be motivated to take a look back . . .
Forum: Rumours & News
10th Dec 2019, 18:48
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I don't think we know.

I don't think we know.
Forum: Rumours & News
9th Dec 2019, 19:52
Replies: 4,656
Views: 4,791,138
Posted By OldnGrounded

I haven't done the research on the MAX-10, so...

I haven't done the research on the MAX-10, so this is a guess: Stretching the fuselage doesn't usually change the COG in relation to the wing chord very much (because it's important not to do that...
Showing results 1 to 35 of 277
 
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