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Search: Posts Made By: ChristiaanJ
Showing results 1 to 35 of 52
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Forum: Tech Log
12th Aug 2011, 16:48
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Nicely 'loaded' question , A33Zab.... Don't...

Nicely 'loaded' question , A33Zab....

Don't ask me, I'm an ancient "AFCS", not "AFS" (artificial feel) engineer.....
You have me wondering......but then I've never flown anything 'big' or 'fast'...
Forum: Tech Log
11th Aug 2011, 21:38
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

PJ2, Thanks

PJ2,
Thanks
Forum: Tech Log
11th Aug 2011, 17:52
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Well, let me quote just one..... That's what...

Well, let me quote just one.....

That's what I call a personal attack.
And please, don't run to the mods this time, to weep on their shoulder again.
Hiding behind yet another 'user ID' is...
Forum: Tech Log
11th Aug 2011, 16:42
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

"Lyman", Is your last post supposed to mean...

"Lyman",
Is your last post supposed to mean anything?

Go easy on the Jack Daniels.
Forum: Tech Log
11th Aug 2011, 16:05
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

That particular article should be made obligatory...

That particular article should be made obligatory reading for all the posters here and on the other AF447 thread.....
Forum: Tech Log
8th Aug 2011, 21:09
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Sorry, I'll have to pull out the doc......

Sorry, I'll have to pull out the doc... artificial feel was not "my" system. But yes, I agree, I would think "q" was definitely one of the inputs.


I can't remember any UAS incidents ever being...
Forum: Tech Log
8th Aug 2011, 17:04
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

takata, Merci pour le lien. I admit I missed...

takata,
Merci pour le lien.
I admit I missed that.
Not sure from where the FDR takes the "incidence IRS1 [DA] (FDR)" signal (I somehow doubt it's the 'raw' AoA vane signal), but I agree it...
Forum: Tech Log
8th Aug 2011, 15:31
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Missed that, you got a link?

Missed that, you got a link?
Forum: Tech Log
8th Aug 2011, 15:06
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Bill, Something "slightly more robust" already...

Bill,
Something "slightly more robust" already exists. It's known as an AoA vane (sensor). There are a couple of those fitted to the nose.
Your ribbon is no more a 'stall indicator' than the AoA...
Forum: Tech Log
7th Aug 2011, 20:57
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

A33Zab, Let's not confuse the issue. ...

A33Zab,

Let's not confuse the issue.

IIRC, the AB SS provides a 'proportional' signal, from either pots or resolvers, and NOT a 'toggle' signal like the ancient Atari joysticks (LOL).

So...
Forum: Tech Log
7th Aug 2011, 16:52
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Sorry, I know the name, but I thought he was...

Sorry, I know the name, but I thought he was Servanty's British counterpart. I'll do some Googling.

I get your point.... but as I said, I can't remember any serious issues with the mechanics of...
Forum: Tech Log
7th Aug 2011, 16:32
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

I don't know what JD-EE intended. The 'Icovol'...

I don't know what JD-EE intended.
The 'Icovol' was hardly a primary flight instrument, but then of course Concorde may have been FBW, but it was not a glass cockpit, so a space for it was found on...
Forum: Tech Log
7th Aug 2011, 15:32
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Concorde of course had that, even though it...

Concorde of course had that, even though it wasn't a 'cartoon', but a separate electro-mechanical instrument (the "Icovol"). It showed the position of all eight control surfaces, and the control mode...
Forum: Tech Log
6th Aug 2011, 16:10
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

curvedsky, Many thanks for that very...

curvedsky,
Many thanks for that very interesting link.

And no, it was not an F-16 I was remembering, more like a large twin jet. Might have been a DC-9, a 737, or a large business jet.
...
Forum: Tech Log
6th Aug 2011, 13:31
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

I recall seeing the same, although I no longer...

I recall seeing the same, although I no longer remember what the aircraft type was.

Howver.... the problem is the same as the sim: if you don't have accurate data for the behaviour of an aircraft...
Forum: Tech Log
5th Aug 2011, 22:26
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

takata, That's what I tried to say, but a lot...

takata,
That's what I tried to say, but a lot less clearly....
Forum: Tech Log
5th Aug 2011, 21:11
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

I totally agree with your remarks.... French is...

I totally agree with your remarks.... French is NOT a technical language.
Speaking as another Dutchman, who's spent half his life in France (aircraft industry), but with English as the 'family'...
Forum: Tech Log
3rd Aug 2011, 21:23
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Let's not confuse the issue... they did not "stop...

Let's not confuse the issue... they did not "stop above a certain AoA", but below a certain measured airspeed (< 60kts), because of the UAS.

What personally bothers me, is that the report does not...
Forum: Tech Log
3rd Aug 2011, 15:44
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

I just looked on the BEA site (Aug 3, 17h30...

I just looked on the BEA site (Aug 3, 17h30 local), and there was no trace yet of the little UK flag that indicates the presence of a translation.
Forum: Tech Log
3rd Aug 2011, 13:53
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

You are right: spoken, colloguial French tends to...

You are right: spoken, colloguial French tends to be "sloppier" than the equivalent English.
Maybe just a red herring, but don't forget that the French also gesticulate (hands, general body...
Forum: Tech Log
1st Aug 2011, 21:27
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

You're right, another language issue.... with the...

You're right, another language issue.... with the classic problem that similar English and French words do NOT necessarily mean the same...
The French word for holidays/vacation is "vacances". ...
Forum: Tech Log
1st Aug 2011, 17:35
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Sorry, airtren, but you obviously don't live in...

Sorry, airtren, but you obviously don't live in France.
You should have SOME doubts....
In French it's "un avion", so an aircraft is "il".
I've had regular problems explaining this to anglophone...
Forum: Tech Log
1st Aug 2011, 16:56
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

A bit of punctuation in the BEA report would have...

A bit of punctuation in the BEA report would have helped, but I'm aware that's difficult to clearly define from a colloquial discussion on a CVR tape...

"Là je sais pas. Là, ça descend"
Expanded...
Forum: Tech Log
31st Jul 2011, 21:15
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Thanks, DW ! Oh, and, bearfoil, if it wasn't...

Thanks, DW !

Oh, and, bearfoil, if it wasn't for your pollution showing up in other peoples posts, I'd have pushed the "I" button long ago.
Forum: Tech Log
31st Jul 2011, 20:54
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

By all means, on condition you refrain from...

By all means, on condition you refrain from polluting what is supposed to be a serious discussion about a real aircraft accident with fatuous nonsense and 'theories' without any factual and argued...
Forum: Tech Log
31st Jul 2011, 20:22
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

You can associate anything with anything to...

You can associate anything with anything to demonstrate your ignorance.
Real avionics faults stink, but not of ozone.....
Since ther was a mention of St.Elmo's fire, that sounds as a more...
Forum: Tech Log
31st Jul 2011, 16:30
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

3hl, Not a bad write-up... thanks. Somebody...

3hl,
Not a bad write-up... thanks.
Somebody in a much earlier post referred to the 'video game generation'.
That may be a bit excessive, but there is some underlying truth in it.

There were...
Forum: Tech Log
31st Jul 2011, 15:13
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Re 'p114', be careful... From personal...

Re 'p114', be careful...
From personal experience, with a typical French-to-English translation, the wordcount and pagecount of the English text tend to be in the order of 20% less than those of the...
Forum: Tech Log
30th Jul 2011, 16:38
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Sorry... "les ailes à plat", if an imperative,...

Sorry... "les ailes à plat", if an imperative, means "level off" and has nothing to do with pitch attitude.

Added:
See how easily translations can confuse ? "Level off" in English can still refer...
Forum: Tech Log
30th Jul 2011, 15:01
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Sorry BOAC, but it's a 117-page pdf..... not to...

Sorry BOAC, but it's a 117-page pdf..... not to mention a remarkable amount of alphabetti-spaghetti (abbreviations and acronyms).
It took me enough time to read the French original.
It would take...
Forum: Tech Log
29th Jul 2011, 21:09
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

spagiola, Great job! I might disagree with a...

spagiola,
Great job!
I might disagree with a couple of translations, but they would depend on intonation, etc. so I've no intention to argue about them.
Yours is probably better than the...
Forum: Tech Log
27th Jul 2011, 16:18
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

I haven't been impressed by your earlier posts,...

I haven't been impressed by your earlier posts, but this one takes the biscuit.....
Quite apart from the fact that everything indicates so far that the attitude displays were functional.
"Weird and...
Forum: Tech Log
26th Jul 2011, 17:15
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

Your literary efforts resemble those of 4th...

Your literary efforts resemble those of 4th century 'philosophers'.
They're amusing.... which is why you're not on my "ignoramus" list yet, but they pollute the current discussions.
Some...
Forum: Tech Log
25th Jul 2011, 22:05
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

I did, but I don't have all the answers, and...

I did, but I don't have all the answers, and formulas, and figures, at my fingertips any more...

To stir up the discussion, what about a 'breakdown' of the Ekin of a Fieseler Storch (or similar)...
Forum: Tech Log
25th Jul 2011, 20:32
Replies: 1,998
Views: 509,908
Posted By ChristiaanJ

henra, Sorry, I dropped into the Ekin...

henra,
Sorry, I dropped into the Ekin discussion halfway. I agree with your point of view.
Showing results 1 to 35 of 52
 
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