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Search: Posts Made By: tdracer
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26th Apr 2024, 21:53
Replies: 107
Views: 33,601
Posted By tdracer

I'm not sure I put much stock in the 'lack of...

I'm not sure I put much stock in the 'lack of union workforce' drumbeat (especially since much of that drumbeating seems to be originating with the IAM Union).
Two factors to keep in mind - prior to...
26th Apr 2024, 21:04
Replies: 1,807
Views: 3,072,657
Posted By tdracer

We're not talking about a Hawker - we're talking...

We're not talking about a Hawker - we're talking an A320. Especially since Lauda, most commercial airliners rather robust logic to prevent in-flight deployment since - with big underslung wing...
26th Apr 2024, 18:07
Replies: 205
Views: 47,148
Posted By tdracer

I get that - cynically - one could believe that...

I get that - cynically - one could believe that it was for "Political Correctness" reasons. As I mentioned previously, the introduction to the Tuskegee group seemed a little forced - prior to that...
26th Apr 2024, 17:34
Replies: 1,807
Views: 3,072,657
Posted By tdracer

Did the T/Rs actually deploy, or did he just...

Did the T/Rs actually deploy, or did he just command them (I've not read the report)? I know that (from looking at DFDR data), that some pilots will start pulling the T/R piggyback levers before...
25th Apr 2024, 17:53
Replies: 48
Views: 13,359
Posted By tdracer

Before 9/11, the prevailing feeling was that the...

Before 9/11, the prevailing feeling was that the worst thing that could happen during a hijack was they would crash and kill everyone onboard. So once a hijack started, the emphasis was on keeping...
23rd Apr 2024, 16:52
Replies: 48
Views: 13,359
Posted By tdracer

I suspect many of us (if not most) are old enough...

I suspect many of us (if not most) are old enough to remember the flight deck entry rules prior to 9/11. For those who don't remember, it was pretty common - especially on longer flights - for...
23rd Apr 2024, 00:59
Replies: 20
Views: 5,651
Posted By tdracer

I think that part is the key of the statement -...

I think that part is the key of the statement - "If an engine stays in reverse".
As I noted previously, Boeing reverser design has been changed so that - baring a failure - the reversers won't stay...
22nd Apr 2024, 18:14
Replies: 205
Views: 47,148
Posted By tdracer

OK, finally got around to watching the series (I...

OK, finally got around to watching the series (I needed to replace my I-Phone, and the new one came with a complementary three-month subscription to AppleTV).
First couple episodes left me a bit...
22nd Apr 2024, 17:54
Replies: 10,325
Views: 4,609,723
Posted By tdracer

I think the most worrisome aspect of a defeated...

I think the most worrisome aspect of a defeated Russia is that it's hard to come up with a scenario where Putin remains in power after such a defeat - and even harder to come up with a scenario where...
22nd Apr 2024, 17:38
Replies: 20
Views: 5,651
Posted By tdracer

Yes. Not true on many other models though...

Yes. Not true on many other models though (CF6-80C2 on the 767 and 747-400 are pneumatic for example. while the PW4000 is hydraulic).
20th Apr 2024, 21:59
Replies: 20
Views: 5,651
Posted By tdracer

Cranbrook took off in time to miss the snow plow...

Cranbrook took off in time to miss the snow plow - had the reverser stayed stowed (which, as I noted earlier, has been corrected on Boeing aircraft), it would have been a non-event. If you're going...
Forum: Freight Dogs
20th Apr 2024, 21:54
Replies: 2
Views: 942
Posted By tdracer

The A380 doesn't pencil out to be a good...

The A380 doesn't pencil out to be a good freighter - lots of volume, but it can't carry much weight. Short story is the max zero fuel weight is simply too low. As a result - depending on how much...
20th Apr 2024, 20:20
Replies: 20
Views: 5,651
Posted By tdracer

That's fine on paper, but what would you do if,...

That's fine on paper, but what would you do if, seconds after you selected reverse, a vehicle or another aircraft appeared on the runway? Just go ahead and run into it?
Forum: Tech Log
20th Apr 2024, 20:17
Replies: 35
Views: 3,812
Posted By tdracer

Generally 3 minutes from a 'cold' start to TO (at...

Generally 3 minutes from a 'cold' start to TO (at least on the engine types I'm familiar with).

However, if the engine is truly 'cold' (i.e. shutdown for several hours), 3 minutes is pretty...
19th Apr 2024, 21:42
Replies: 48
Views: 13,359
Posted By tdracer

There is something about social media 'clicks'...

There is something about social media 'clicks' that makes normal people do incredibly stupid stuff (see the Darwin Award thread in Jet Blast for a number of examples).
19th Apr 2024, 21:38
Replies: 20
Views: 5,651
Posted By tdracer

As I recall, the AFM says something to the effect...

As I recall, the AFM says something to the effect of 'Go-Around not recommended after thrust reverser deployment'.
That being said, it does happen, and all current Boeing products are designed to...
19th Apr 2024, 18:24
Replies: 42
Views: 24,433
Posted By tdracer

My understanding is - so long as it doesn't get...

My understanding is - so long as it doesn't get hot enough to start outgassing the resin that holds the carbon fiber together - carbon composite construction is relatively immune to heat (strong...
19th Apr 2024, 18:20
Replies: 1,807
Views: 3,072,657
Posted By tdracer

We need a "like" button added for this sub-forum...

We need a "like" button added for this sub-forum - this post would certainly qualify.

There are some posters on this forum that strenuously object whenever an accident is attributed to "crew...
18th Apr 2024, 16:56
Replies: 823
Views: 258,474
Posted By tdracer

ORAC, I don't really disagree with anything in...

ORAC, I don't really disagree with anything in your post, but as a point of comparison, the F-15 first flew in the early 1970s, and more than 50 years later the USAF is still buying some (granted,...
18th Apr 2024, 16:47
Replies: 1,807
Views: 3,072,657
Posted By tdracer

Apparently the warning is inhibited above a...

Apparently the warning is inhibited above a certain airspeed, since no sane person would attempt to land while going that fast. Instead I believe they got the GPWS warning - which of course they...
17th Apr 2024, 23:43
Replies: 107
Views: 33,601
Posted By tdracer

The 777X wing is composite, as are several other...

The 777X wing is composite, as are several other major structural elements (this going back to the original 777) such as the cabin floor and some of the tail. The fuselage itself is still aluminum...
16th Apr 2024, 17:48
Replies: 10,325
Views: 4,609,723
Posted By tdracer

You 're showing your age Nutty :E Heck, I'm not...

You 're showing your age Nutty :E
Heck, I'm not sure I would have even caught the reference if I'd not recently watched an episode of "Voyage to the Bottom" - couldn't believe how stupid it was as...
15th Apr 2024, 20:47
Replies: 107
Views: 33,601
Posted By tdracer

Actually the part about promoting aviation was...

Actually the part about promoting aviation was removed from the FAA charter several years ago.
That being said, the FAA is still obligated to consider the 'cost effectiveness' of its various...
15th Apr 2024, 18:43
Replies: 45
Views: 3,865
Posted By tdracer

The initial reason for putting the engines in...

The initial reason for putting the engines in pods out in front of the wing was - interestingly enough - structural. Turns out that the engines can be used as 'tuned mass dampers' to...
15th Apr 2024, 17:57
Replies: 1,217
Views: 415,653
Posted By tdracer

Did the RAF give 'kill' credits for those who...

Did the RAF give 'kill' credits for those who intercepted V-1s headed for London - and would knocking down five make you an Ace?
BTW, intercepting those V-1s was rather hazardous - the 'wing flip'...
15th Apr 2024, 17:53
Replies: 1,217
Views: 415,653
Posted By tdracer

Along that same line, when Patriot was first used...

Along that same line, when Patriot was first used in anger against Iraq, it didn't work very well against ballistic SCUD missiles (in spite of impressive looking TV footage).
We learned from that,...
14th Apr 2024, 22:50
Replies: 10,325
Views: 4,609,723
Posted By tdracer

Again, GDP is not the only consideration - it's...

Again, GDP is not the only consideration - it's total military commitments. The US already spends a significantly higher percentage of GDP on defense than most of the countries on that list. And the...
14th Apr 2024, 22:27
Replies: 10,325
Views: 4,609,723
Posted By tdracer

Yes, the US has military obligations all over the...

Yes, the US has military obligations all over the world - with major obligations in Asia (where China continues to make a nuisance of itself) - something that most NATO (and other European) countries...
14th Apr 2024, 22:11
Replies: 10,325
Views: 4,609,723
Posted By tdracer

It's not directly related to NATO, but the lack...

It's not directly related to NATO, but the lack of military investment by some members of NATO has contributed to the outsized military spending by the US which has directly contributed to the...
14th Apr 2024, 21:43
Replies: 107
Views: 33,601
Posted By tdracer

Sully, yes (although as a hull loss, not a fatal...

Sully, yes (although as a hull loss, not a fatal hull loss since no one died). "Bad Luck" accidents are included, as is blatant crew error.
Germanwings - probably not. The stats specifically...
14th Apr 2024, 21:39
Replies: 107
Views: 33,601
Posted By tdracer

Talk about cherry picking stats! There are...

Talk about cherry picking stats! There are substantial systems differences between the various 737 versions (-1/200, -3/4/500, -6/7/8/900NG, and MAX). The -1/200 really was a 1960s design, and it's...
14th Apr 2024, 01:11
Replies: 10,325
Views: 4,609,723
Posted By tdracer

Nutty, perhaps if large parts of NATO hadn't been...

Nutty, perhaps if large parts of NATO hadn't been neglecting their treaty obligations regarding military spending for the last 50+ years - and letting the US pick up the slack - NATO wouldn't find it...
13th Apr 2024, 22:47
Replies: 107
Views: 33,601
Posted By tdracer

Also demonstrably false. MCAS met current...

Also demonstrably false. MCAS met current certification standards - but only because of some very bad assumptions regarding pilot reactions and training. MCAS failure was classified as "MAJOR"...
13th Apr 2024, 19:48
Replies: 1,217
Views: 415,653
Posted By tdracer

I kind of hate to say this, but what you've...

I kind of hate to say this, but what you've outlined is close to a 'best case' scenario.
13th Apr 2024, 19:38
Replies: 107
Views: 33,601
Posted By tdracer

Sorry, but "1960s safety record" is a...

Sorry, but "1960s safety record" is a demonstrably false statement.
Hull loss statistics for the 737NG series is nearly identical to the A320 series (stats as of 2022 - they may have changed a bit...
Showing results 1 to 35 of 1000
 


 
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