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Forum: Tech Log
20th Nov 2022, 16:52
Replies: 17
Views: 1,608
Posted By Vessbot

All the twisting and wrangling in this thread...

All the twisting and wrangling in this thread over whether to do the checklist, seems like more effort than simply doing the checklist.



Say there was a flap setting or altitude change, but you...
Forum: Tech Log
19th Nov 2022, 18:06
Replies: 17
Views: 1,608
Posted By Vessbot

The purpose of any checklist is to check that the...

The purpose of any checklist is to check that the things on it are done. "We did the thing, therefore we don't need to do the checklist" shortcuts the entire concept of checklists.

Who cares if...
Forum: Tech Log
17th Nov 2022, 00:33
Replies: 40
Views: 13,606
Posted By Vessbot

Best as I can tell, both the AIP and Jeppesen...

Best as I can tell, both the AIP and Jeppesen plates depict the same thing for this arrival and approach. (Except for GEMDA/MESIL/BETYO branch of the arrival that's not depicted, but is not relevant...
Forum: Tech Log
22nd Oct 2022, 23:22
Replies: 25
Views: 2,621
Posted By Vessbot

The reg says that during night, they must be...

The reg says that during night, they must be used. By saying this, it says nothing about daytime. It seems you're reading into it a prohibition that is not there.
Forum: Tech Log
19th Oct 2022, 22:41
Replies: 17
Views: 3,295
Posted By Vessbot

Joking aside, in some contexts the way we've...

Joking aside, in some contexts the way we've always done it, is that way for a good reason.

If the airline has different types, some without a tiller in the right seat, people would have to make a...
Forum: Tech Log
19th Oct 2022, 22:27
Replies: 12
Views: 9,175
Posted By Vessbot

If the conditions were suitable for flaps 3,...

If the conditions were suitable for flaps 3, wouldn't they be suitable for that regardless of the landing light position during the rest of the flight?
Forum: Tech Log
15th Oct 2022, 22:07
Replies: 5
Views: 1,043
Posted By Vessbot

As an innocent bystander trying to interpret...

As an innocent bystander trying to interpret things, it sounds like the "flap maneuvering speed" might be a compromise between minimum speed at the current flap setting, and max structural speed at...
Forum: Tech Log
1st Oct 2022, 04:52
Replies: 47
Views: 6,472
Posted By Vessbot

You can do it on the CRJ too, (and probably on...

You can do it on the CRJ too, (and probably on most planes) but at the cost of losing the moving map and other MFD info. And you have to twiddle knobs every time, probably drawing weird looks at the...
Forum: Tech Log
30th Sep 2022, 21:29
Replies: 47
Views: 6,472
Posted By Vessbot

I'm aware of this, but I was responding to where...

I'm aware of this, but I was responding to where the thrust command is, in the context of planes with moving levers in comparison.


Oh, interesting. I always figured that the 737 authothrottle...
Forum: Tech Log
30th Sep 2022, 20:09
Replies: 47
Views: 6,472
Posted By Vessbot

The thrust command, is in the moving thrust...

The thrust command, is in the moving thrust levers without need for your eyes. The thrust result, is reflected in the airspeed and vertical speed, both on the PFD.

Though yes the thrust indication...
Forum: Tech Log
30th Sep 2022, 14:30
Replies: 47
Views: 6,472
Posted By Vessbot

I read recently that originally, they weren't...

I read recently that originally, they weren't even going to put in thrust levers at all, Auto thrust is all the was going to be. Is this true?
Forum: Tech Log
29th Sep 2022, 22:20
Replies: 20
Views: 2,855
Posted By Vessbot

Great circle navigation in a nutshell: ...

Great circle navigation in a nutshell:

Imagine you're flying from one point of the equator to the opposite side of the equator, over the North Pole. In the straightest path possible. First your...
Forum: Tech Log
27th Sep 2022, 18:31
Replies: 47
Views: 6,472
Posted By Vessbot

It's not a genuine question, it's a hook for you...

It's not a genuine question, it's a hook for you to brag about how good you are.
Forum: Tech Log
20th Sep 2022, 17:28
Replies: 30
Views: 3,048
Posted By Vessbot

The manual says "In normal turns (up to 33° of...

The manual says "In normal turns (up to 33° of bank), the pilot does not have to make any pitch corrections once the turn is established."

Assuming that they mean maintaining altitude through the...
Forum: Tech Log
20th Sep 2022, 04:30
Replies: 30
Views: 3,048
Posted By Vessbot

I've never flown an Airbus, but from reading...

I've never flown an Airbus, but from reading stuff over the years I thought it maintained level flights with no pitch input in turns?
Forum: Tech Log
4th Jul 2022, 03:10
Replies: 18
Views: 3,425
Posted By Vessbot

The physical interaction between flowing air and...

The physical interaction between flowing air and the fuselage/wings/speedbrake/etc of the airplane, are not effected by the autopilot mode or FMA annunciation. If X airspeed and Y vertical speed are...
Forum: Tech Log
2nd Jul 2022, 21:04
Forum: Tech Log
2nd Jul 2022, 16:06
Replies: 45
Views: 3,506
Posted By Vessbot

This is two different scopes of the explanation....

This is two different scopes of the explanation. They don't contradict, but it can be confusing since they use some of the same terms.

The first one is a fine-grained detailed view of the action...
Forum: Tech Log
2nd Jul 2022, 15:54
Replies: 45
Views: 3,506
Posted By Vessbot

They don't teach this anymore, it's been...

They don't teach this anymore, it's been corrected. But there are still stragglers, since it's so simple and elegant and ties everything together...



The starting and stopping vortices are...
Forum: Tech Log
11th May 2022, 19:31
Replies: 65
Views: 10,243
Posted By Vessbot

Did he feel that there was a good reason to...

Did he feel that there was a good reason to require that 30-40 seconds worth of stuff be done after getting a push back clearance but before pushing back?
Forum: Tech Log
10th May 2022, 16:29
Replies: 65
Views: 10,243
Posted By Vessbot

The OEM checklist may be well-designed, or it may...

The OEM checklist may be well-designed, or it may be absolute trash that is literally unusable. Like, I remember King Air landing checklists that went all the way up through "Brakes.... APPLY" and...
Forum: Tech Log
6th May 2022, 23:13
Replies: 11
Views: 1,689
Posted By Vessbot

I understand the "we're not learning how to build...

I understand the "we're not learning how to build it" line of thought against extraneous detail. But if pilots are denied basic info like "what do my flight controls do," that's off the other end of...
Forum: Tech Log
6th May 2022, 22:26
Replies: 11
Views: 1,547
Posted By Vessbot

No inertial nav needed, just any GPS groundspeed...

No inertial nav needed, just any GPS groundspeed and track. The old ubiquitous Garmin 430 shows it, but you have to do half a minute of tediously entering info via the twisty knobs every time you...
30th Apr 2022, 21:23
Replies: 74
Views: 21,392
Posted By Vessbot

My vote is "real." A few of the comments (why...

My vote is "real." A few of the comments (why isn't it turning with the bank, where is the wake) seem to be based on the video speed being real time. It's actually slowed down quite a lot.

As for...
Forum: Tech Log
27th Apr 2022, 00:26
Replies: 1,677
Views: 497,815
Posted By Vessbot

Given how the crew spent 90-95% of the time with...

Given how the crew spent 90-95% of the time with the stick aft of center requesting nose-up response, the argument over how “hidden” the airplane’s lack of nose-down authority was, seems to me kind...
Forum: Tech Log
17th Apr 2022, 10:18
Replies: 5
Views: 1,180
Posted By Vessbot

It's not the same, which causes 1 G stall speed...

It's not the same, which causes 1 G stall speed to be higher at high altitude even in IAS (in addition to being way higher in TAS due to the much more familiar density error).

We say that the wing...
Forum: Tech Log
15th Apr 2022, 23:44
Replies: 7
Views: 898
Posted By Vessbot

A neat aside, on the SR-71… ...

A neat aside, on the SR-71…

https://cimg2.ibsrv.net/gimg/pprune.org-vbulletin/642x1330/706a0309_32f0_4e16_8c37_784aadbba787_2410b65fd6623c79cd145ca110d1bbb5a1dc2634.jpeg
Forum: Tech Log
15th Apr 2022, 23:38
Replies: 7
Views: 898
Posted By Vessbot

Sometimes etymological origin doesn’t map nicely...

Sometimes etymological origin doesn’t map nicely onto technical usage. In this case, after about a hundred years when indicators have become capable of indicating things unthinkable originally - but...
Forum: Tech Log
15th Apr 2022, 14:51
Replies: 7
Views: 898
Posted By Vessbot

Pure speculation, but I think there's a good...

Pure speculation, but I think there's a good chance that the position, installation, and compressibility error corrections are applied by the computer to the speed before we see it, thus making it...
Forum: Tech Log
22nd Mar 2022, 21:21
Replies: 22
Views: 3,465
Posted By Vessbot

The text below the box says to do the slats...

The text below the box says to do the slats "during" (not after) flight path recovery. In the box, the indentation places it under "when out of stall," at the same level as flight path recovery.
...
Forum: Tech Log
17th Mar 2022, 15:30
Replies: 43
Views: 41,594
Posted By Vessbot

What does this mean - if you get a TCAS or a...

What does this mean - if you get a TCAS or a GPWS, or in the middle of landing rollout realize you have no braking, you're supposed to open the QRH?
Forum: Tech Log
27th Feb 2022, 17:55
Replies: 16
Views: 3,124
Posted By Vessbot

I have the PF2 in an airline jet and am in...

I have the PF2 in an airline jet and am in absolute love with it. I'd shy away from them for GA usage (though have never tried it myself), first because of Bose's own warning about possibly...
Forum: Tech Log
12th Jan 2022, 20:22
Replies: 48
Views: 4,522
Posted By Vessbot

In the English I know, "final landing...

In the English I know, "final landing configuration" means the configuration in which you can land the airplane. (And just in case there's some uncertainty over potential multiple stages along the...
Forum: Tech Log
11th Jan 2022, 15:48
Replies: 16
Views: 3,061
Posted By Vessbot

I'm lost, if the weather is at Cat 1 DA how can...

I'm lost, if the weather is at Cat 1 DA how can you "go visual any time?"
Forum: Tech Log
7th Jan 2022, 22:28
Replies: 13
Views: 1,304
Posted By Vessbot

My question was whether this problem happens in...

My question was whether this problem happens in DG mode or slaved mode.
Showing results 1 to 35 of 724
 


 
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