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Search: Posts Made By: OK465
Showing results 1 to 35 of 48
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Forum: Tech Log
29th Jun 2012, 15:26
Replies: 1,550
Views: 303,785
Posted By OK465

In one specific hypothetical case, over a given...

In one specific hypothetical case, over a given period of time nose high somewhere in that 6-15 degree pitch range, airspeed decaying, if you were to graph a hands-off 'neutral' sidestick, would that...
Forum: Tech Log
28th Jun 2012, 14:18
Replies: 1,550
Views: 303,785
Posted By OK465

'The butterfly effect' :) I don't believe an...

'The butterfly effect' :)

I don't believe an HGS would have saved 447 either, but only because of the logic underlying the selection & display of the FPV.

I tend to agree with gums in the sense...
Forum: Tech Log
28th Jun 2012, 13:31
Replies: 1,550
Views: 303,785
Posted By OK465

It might have resulted in a fortuitous early...

It might have resulted in a fortuitous early positive switch of control to the 'guy' in the left seat since that's where it would have been located. :p

(@ gums: I'm not talking about canopy...
Forum: Tech Log
28th Jun 2012, 00:10
Replies: 1,550
Views: 303,785
Posted By OK465

The military fighter HUD's primary function is to...

The military fighter HUD's primary function is to aid shooting AT or bombing some poor disadvantaged adversary. If you become the 'shootee' instead of the 'shooter', a military HUD itself at that...
Forum: Tech Log
24th Jun 2012, 19:03
Replies: 1,550
Views: 303,785
Posted By OK465

Take 2 aspirin and call me in the morning. ...

Take 2 aspirin and call me in the morning.

(3 ex-Phantom guys & an ex-Harrier guy should not be allowed to discuss airmanship without a referee and a linesman. :))
Forum: Tech Log
24th Jun 2012, 18:45
Replies: 1,550
Views: 303,785
Posted By OK465

Is this really a 'lack' of airmanship...or a...

Is this really a 'lack' of airmanship...or a lapse in airmanship...or just circumstantially 'unpredictable' airmanship on the lower part of the deemed acceptable bell curve?

Two of which are...
Forum: Tech Log
24th Jun 2012, 16:47
Replies: 1,550
Views: 303,785
Posted By OK465

It would appear that they prefer the political...

It would appear that they prefer the political blog sites and would be unlikely to post to PPRuNe.

But I guess you never know...:eek:
Forum: Tech Log
22nd Jun 2012, 21:40
Replies: 1,550
Views: 303,785
Posted By OK465

Depending on the failure, the same 'flags' show...

Depending on the failure, the same 'flags' show up on the HUD as are on the head's down stuff, and the same associated info is rendered unavailable.

However it's not just a head's down repeater...
Forum: Tech Log
17th Jun 2012, 02:36
Replies: 1,550
Views: 303,785
Posted By OK465

First wife?

First wife?
Forum: Tech Log
16th Jun 2012, 00:00
Replies: 1,550
Views: 303,785
Posted By OK465

Thanks once again A33Zab & CONF. Using...

Thanks once again A33Zab & CONF.

Using reset-breakers for a procedure makes it sound a little more like an 'old' Boeing.

Although, in the past, if you put breakers (reset type or not) on any...
Forum: Tech Log
15th Jun 2012, 16:19
Replies: 1,550
Views: 303,785
Posted By OK465

Very important. And a 'normal' op where...

Very important.

And a 'normal' op where this required is a PRM breakout.

It's interesting that if the PNF deselects both FD's first (as required) and then the PF elects to use TOGA rather...
Forum: Tech Log
15th Jun 2012, 16:05
Replies: 1,550
Views: 303,785
Posted By OK465

HN39 (or CONF or A33Zab): If I might ask...

HN39 (or CONF or A33Zab):

If I might ask (without going to the memo), how did they reset the FMGEC's and how did they know, procedurally, to do it?

(BTW: saw your earlier question, and yes...
Forum: Tech Log
14th Jun 2012, 16:39
Replies: 1,550
Views: 303,785
Posted By OK465

1301 BOAC, go play with NG guys...:) ...

1301 BOAC, go play with NG guys...:)



HN39:

This is baffling to me. There's also no reference contradicting Takata. Having done some UAS work for sim lesson plans before I retired…

I...
Forum: Tech Log
14th Jun 2012, 00:55
Replies: 1,550
Views: 303,785
Posted By OK465

Clandestino: You are correct that the CAS...

Clandestino:

You are correct that the CAS (which BTW is referred to in the report as "calculated airspeed' not calibrated nor IAS, the term you use) is actually recovered at 2:10:34 at 223 knots....
Forum: Tech Log
13th Jun 2012, 17:44
Replies: 1,550
Views: 303,785
Posted By OK465

Apologies if I'm going over old territory. Just...

Apologies if I'm going over old territory. Just trying to relate it to available documentation. :)
Forum: Tech Log
13th Jun 2012, 16:03
Replies: 1,550
Views: 303,785
Posted By OK465

Thanks A33Zab & MM43. This quote is...

Thanks A33Zab & MM43.



This quote is from Takata, and if I understand it correctly, raises an interesting point about the 'latched' state of ALT2B and addresses some of the recent discussion...
Forum: Tech Log
12th Jun 2012, 13:47
Replies: 1,550
Views: 303,785
Posted By OK465

B44: I trained a whole lot of pilots in the...

B44:

I trained a whole lot of pilots in the 727, and yes there were some who could get caught by this, even back in 'your day'.
Forum: Tech Log
12th Jun 2012, 13:41
Replies: 1,550
Views: 303,785
Posted By OK465

MM43: Thanks for re-posting the list. ...

MM43:

Thanks for re-posting the list.

I respect A33Zab's obvious knowledge, but that list leaves a lot to be desired and has some flaws of logic and terminology in it if you were to use it for...
Forum: Tech Log
12th Jun 2012, 01:31
Replies: 1,550
Views: 303,785
Posted By OK465

OF: No need for you to sit corrected. The IR...

OF:

No need for you to sit corrected. The IR refers to ALT2B.

And you are correct about the other documentation.

That's the point. :)
Forum: Tech Log
12th Jun 2012, 00:19
Replies: 1,550
Views: 303,785
Posted By OK465

Could anybody explain the specific difference(s)...

Could anybody explain the specific difference(s) between ALT2"A" (I assume there is such a thing) and ALT2B?

Standing by...:)
Forum: Tech Log
7th Jun 2012, 18:23
Replies: 1,550
Views: 303,785
Posted By OK465

It's interesting that people are willing to pay a...

It's interesting that people are willing to pay a lot of money to sit in a seat that is not necessarily so comfortable, but is 'relatively' safe, at an NFL football game...and that as a result, an...
Forum: Tech Log
6th Jun 2012, 17:12
Replies: 1,550
Views: 303,785
Posted By OK465

.....except an aeroplane with a stall 'angle of...

.....except an aeroplane with a stall 'angle of attack' of less than 5 degrees. :)
Forum: Tech Log
5th Jun 2012, 22:11
Replies: 1,550
Views: 303,785
Posted By OK465

I would add 2 things to the FD discussion... ...

I would add 2 things to the FD discussion...

1. They had most probably never seen a situation where the FD bars disappeared and then returned

2. As A33Zab says, the bars flash for a short...
Forum: Tech Log
4th Jun 2012, 22:06
Replies: 1,550
Views: 303,785
Posted By OK465

:eek: You got that right. There's medication...

:eek:

You got that right. There's medication available now. :}
Forum: Tech Log
4th Jun 2012, 16:24
Replies: 1,550
Views: 303,785
Posted By OK465

With momentary audio stall warnings at 2:10:10 &...

With momentary audio stall warnings at 2:10:10 & 2:10:13, that graph itself would 'sell' me on an 'intrusive' PFD "PLI" for Alternate & Direct Law.
Forum: Tech Log
29th May 2012, 02:53
Replies: 1,550
Views: 303,785
Posted By OK465

A33Zab: Thank you sir. ALT2"B" is an...

A33Zab:

Thank you sir.

ALT2"B" is an interesting animal.
Forum: Tech Log
24th May 2012, 17:33
Replies: 1,550
Views: 303,785
Posted By OK465

Inquiring mind

High speed stability IS still available with only 1 functional ADR (i.e. 2 ADR's on the 'fritz') in ALT2.

MacMillan told me.

In the incident under discussion, the 'plumbing' caused temporary...
Forum: Tech Log
24th May 2012, 03:11
Replies: 1,550
Views: 303,785
Posted By OK465

Finally found it. These 486's with dial-up can be...

Finally found it. These 486's with dial-up can be slow.

MacMillan committed suicide and lived to tell about it. (Oi, Suzy!)

(Fortunately I had plenty of beer while wasting a few of those...
Forum: Tech Log
23rd May 2012, 23:27
Replies: 1,550
Views: 303,785
Posted By OK465

Oi Suzy...!

Oi Suzy...!
Forum: Tech Log
20th May 2012, 20:35
Replies: 1,550
Views: 303,785
Posted By OK465

HN 39: Other than the possible oscillatory...

HN 39:

Other than the possible oscillatory FD effects of a variable rate of decay of TAS due to pitch inputs, it looks to me very representative of the precision associated with someone attempting...
Forum: Tech Log
20th May 2012, 18:44
Replies: 1,550
Views: 303,785
Posted By OK465

HN 39: If I interpret your graph correctly,...

HN 39:

If I interpret your graph correctly, your FD pitch bar plot represents the angular difference between the pitch attitude symbol (theta) and the FD bar, i.e. mostly within + or - a degree...
Forum: Tech Log
20th May 2012, 15:11
Replies: 1,550
Views: 303,785
Posted By OK465

Exactly. Assuming VLS not a factor, the FD...

Exactly.

Assuming VLS not a factor, the FD commands are a function of the VS, not pitch attitude, (or FPA if that was the selection) in existence (which becomes the 'selected' and FMA displayed...
Forum: Tech Log
16th May 2012, 22:31
Replies: 1,550
Views: 303,785
Posted By OK465

HN 39 & Lyman: Once again an interesting...

HN 39 & Lyman:

Once again an interesting question that goes to the crux of whether the FD might have coerced a momentary nose up input out of him a couple of knots above stall speed that put him...
Forum: Tech Log
16th May 2012, 19:49
Replies: 1,550
Views: 303,785
Posted By OK465

Lyman/Layman: With A/P disengaged, FD's do...

Lyman/Layman:

With A/P disengaged, FD's do not cause the aircraft to 'do' anything, don't require 'defeating', and should be deselected when unreliable.

Different 'zipper'. :)
Forum: Tech Log
16th May 2012, 17:59
Replies: 1,550
Views: 303,785
Posted By OK465

Flight Directors

CONF: This is as you say definitely interesting.

The specific failure mode that put you into alternate law will determine whether VLS is computed and displayed or not.

From simulations (using...
Showing results 1 to 35 of 48
 
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