Search found 613 matches

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by 744SPX
Tue Nov 23, 2021 12:31 am
Forum: Military Aviation & Space Flight
Topic: James Webb Space Telescope has a launch date: Dec 18 2021
Replies: 29
Views: 2914

Re: James Webb Space Telescope has a launch date: Dec 18 2021

Further slippage would be in keeping with the program as a whole.

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by 744SPX
Mon Nov 22, 2021 2:07 pm
Forum: Civil Aviation
Topic: Leeham News: An exclusive Boeing operator is in talks for A220 and A321neo
Replies: 172
Views: 38316

Re: Leeham News: An exclusive Boeing operator is in talks for A220 and A321neo

I wonder if Scott Hamilton’s source is the Airbus marketing department. I find such specific leaked information about a potential order a bit odd. I find Leeham News informative and entertaining, he is the Airbus Marketing Department. I was waiting to see when this would devolve into an Airbus vs B...

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by 744SPX
Sun Nov 21, 2021 3:08 am
Forum: Civil Aviation
Topic: 777X – VLA of the Future or another “White Elephant” A380
Replies: 271
Views: 32460

Re: 777X – VLA of the Future or another “White Elephant” A380

Another Boeing vs Airbus thread. Popcorn anyone?

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by 744SPX
Fri Nov 19, 2021 3:16 am
Forum: Military Aviation & Space Flight
Topic: New Calidus B-350 attack aircraft unveiled at Dubai airshow
Replies: 24
Views: 2730

Re: New Calidus B-350 attack aircraft unveiled at Dubai airshow

I don't know about this aircraft, but a modern turboprop with A2D Skyshark performance (500+ mph) would most definitely be worthwhile, it could handle subsonic attack jets their ass in maneuverability, acceleration, endurance and be very close in top speed. The engine is there already in the 7500 sh...

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by 744SPX
Fri Nov 19, 2021 2:57 am
Forum: Civil Aviation
Topic: Dubai Air Show 2021 - Airbus Orders and General Discussion Thread
Replies: 163
Views: 50348

Re: Dubai Air Show 2021 - Airbus Orders and General Discussion Thread

2x A400M to Indonesia. And additional a LOI for further 4x A400M. https://defence-blog.com/indonesia-orders-two-airbus-a400m-military-airlifters/ https://www.airbus.com/en/newsroom/press-releases/2021-11-indonesia-ministry-of-defence-orders-two-airbus-a400ms Nice to see that it gets more orders I'm...

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by 744SPX
Tue Nov 16, 2021 11:02 pm
Forum: Civil Aviation
Topic: Dubai Air Show 2021 - Other Manufacturers/Engine Orders and General Discussion Thread
Replies: 45
Views: 13790

Re: Dubai Air Show 2021 - Other Manufacturers/Engine Orders and General Discussion Thread

Concerning the "improved" PW127, 3% is paltry, you could get just as much efficiency from winglets on an ATR.

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by 744SPX
Mon Nov 15, 2021 5:38 pm
Forum: Civil Aviation
Topic: RR to re-engine Silk Way 747Fs swapping for PWs on two
Replies: 34
Views: 5772

Re: RR to re-engine Silk Way 747Fs swapping for PWs on two

PM wrote:
What's wrong with the PW4000s?


The PW4056 nacelles are rather ugly/ghetto-looking compared to the CF6-80 and RB211 nacelles. :biggrin:

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by 744SPX
Mon Nov 15, 2021 2:45 pm
Forum: Military Aviation & Space Flight
Topic: New Calidus B-350 attack aircraft unveiled at Dubai airshow
Replies: 24
Views: 2730

Re: New Calidus B-350 attack aircraft unveiled at Dubai airshow

I'm almost surprised they didn't slap a PW150 on it (think A2D Skyshark)

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by 744SPX
Mon Nov 15, 2021 2:54 am
Forum: Military Aviation & Space Flight
Topic: New Calidus B-350 attack aircraft unveiled at Dubai airshow
Replies: 24
Views: 2730

Re: New Calidus B-350 attack aircraft unveiled at Dubai airshow

Wow. That is the largest and most powerful CAS single engine prop since the A-1 Skyraider. In theory, a configuration like this should be capable of speeds in excess of 400 mph.

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by 744SPX
Mon Nov 15, 2021 2:40 am
Forum: Civil Aviation
Topic: Dubai Air Show 2021 - Other Manufacturers/Engine Orders and General Discussion Thread
Replies: 45
Views: 13790

Re: Dubai Air Show 2021 - Other Manufacturers/Engine Orders and General Discussion Thread

The ATR doesn't need more efficiency, it needs more speed with the same efficiency. In particular, the ATR-72.

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by 744SPX
Sun Nov 14, 2021 5:59 pm
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

At 239 ft they are clearly going for volume over total payload mass. That could bite them in the ass down the road. At 365T, how much payload are they sacrificing vs 778 length?

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by 744SPX
Thu Nov 11, 2021 4:48 am
Forum: Military Aviation & Space Flight
Topic: Spain to choose F-35 or Typhoon to replace F-18
Replies: 51
Views: 4628

Re: Spain to choose F-35 or Typhoon to replace F-18

I'm not sure why you think that the European countries are not paying for a credible defense. While perhaps to slow for our American friends, I think most European countries are rising their year to year spending towards the agreed 2% of GDP. Also I'm no expert on fighter jets, but are there any cr...

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by 744SPX
Wed Nov 10, 2021 3:06 pm
Forum: Civil Aviation
Topic: Embraer New Turboprop Aircraft News and Discussion Thread
Replies: 586
Views: 87121

Re: Embraer New Turboprop Aircraft News and Discussion Thread

https://embraercommercialaviationsustainability.com/wp-content/uploads/2021/11/Energia-Family-Formation-Flight-opt-1024x724.jpg https://embraercommercialaviationsustainability.com/concepts/ These are "proof of concept projects" and are sure to evolve and mature as new energy sources do th...

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by 744SPX
Wed Nov 10, 2021 2:54 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing/Production Thread - 2021
Replies: 868
Views: 190809

Re: Boeing 777X Testing/Production Thread - 2021

Norris has the length for the 777XF as "slightly longer than the 300ER" That can't be right. All the talk has been slightly longer than the 8X at the longest.

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by 744SPX
Wed Nov 10, 2021 2:46 pm
Forum: Civil Aviation
Topic: FelloFly: A359 and A35k fly in formation, save 5% fuel
Replies: 54
Views: 7682

Re: FelloFly: A359 and A35k fly in formation, save 5% fuel

I'm assuming this can only be done operationally with "like" aircraft given the disparity in cruise speeds between the A350 and A320.

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by 744SPX
Sun Nov 07, 2021 1:24 am
Forum: Military Aviation & Space Flight
Topic: New defence pact AUUKUS
Replies: 338
Views: 22392

Re: New defence pact AUUKUS

Oh boy. I'll take 3 SSN-21's over 6 SSN-774's any day of the week. Or 9 for that matter. I'm a blue water Navy boy all the way, and all of the Virginia's flexibility involves either littoral warfare or lobbing Tomahawks at inland targets (which is done better by the converted Ohio's). My friend, yo...

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by 744SPX
Sat Nov 06, 2021 4:33 pm
Forum: Military Aviation & Space Flight
Topic: Spain to choose F-35 or Typhoon to replace F-18
Replies: 51
Views: 4628

Re: Spain to choose F-35 or Typhoon to replace F-18

Swiss find F-35 performs better than Typhoon in A2A Considering the Typhoon is faster, is designed for and can legitimately supercruise, has a better thrust to weight ratio, lower wing loading and superior kinematic performance to the F-35, I'm curious as to what metrics the Swiss used to evaluate ...

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by 744SPX
Fri Nov 05, 2021 12:58 am
Forum: Military Aviation & Space Flight
Topic: New defence pact AUUKUS
Replies: 338
Views: 22392

Re: New defence pact AUUKUS

Please not this again. Virginia is as quiet as a Seawolf. It may not dive quite as deep or be as fast but has more flexible weapons load with the VLS which Seawolf lacks. The important part is.... A 774 is literally half the cost of a Seawolf ... Better to have two Virginia than one Seawolf. If the...

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by 744SPX
Fri Nov 05, 2021 12:43 am
Forum: Military Aviation & Space Flight
Topic: Spain to choose F-35 or Typhoon to replace F-18
Replies: 51
Views: 4628

Re: Spain to choose F-35 or Typhoon to replace F-18

If they are more interested in air to ground, F-35 is probably the winner. Air to air and it should be the Typhoon's to lose. What does Spain need? My guess would be air defense primarily and strike a distant second. I'm thinking Typhoon.

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by 744SPX
Thu Nov 04, 2021 4:46 am
Forum: Military Aviation & Space Flight
Topic: New defence pact AUUKUS
Replies: 338
Views: 22392

Re: New defence pact AUUKUS

The Virginia class is in ongoing production while the Astute I believe has completed its class of boats. Certainly it can be restarted but easier to just join in, AKA like the P-8 is doing now. The Virginia reactor only recently transitioned from one mid-life refueling to a single fueling for the l...

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by 744SPX
Thu Nov 04, 2021 4:24 am
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

The empty weight of the 777-F is 318K and the 777-300ER is 370K. So what is the maximum landing weight for both? I don't see how the -300ERCF comes close to making up 52Klb of extra airframe weight. One would think the 777-F or 777-200LRCF would have a 25Klb to 30Klb payload advantage over the -300...

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by 744SPX
Wed Nov 03, 2021 7:41 pm
Forum: Civil Aviation
Topic: Updated: Reuters: Airbus launches A350 freighter
Replies: 1796
Views: 301113

Re: Updated: Reuters: Airbus launches A350 freighter

Now, if you built a civilian optimized freighter around the TP400 engines, that might be a winner but not the A400M as is. Same reason why the BC-17 didn't get very far.

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by 744SPX
Mon Nov 01, 2021 11:06 pm
Forum: Technical/Operations
Topic: Why didn't Airbus design the A-380 wing with a great wing sweep.
Replies: 14
Views: 1974

Re: Why didn't Airbus design the A-380 wing with a great wing sweep.

Technically the 747SP is the commercial airliner with the highest "econ" cruise speed at M.86 to M.88 IIRC. Definitely faster than the 787, A350 or A380. Mmo is still M.92

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by 744SPX
Mon Nov 01, 2021 10:52 pm
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

The A380 lost to the 777-300ER on fuel burn per payload. Lightsaber Not when comparing apples to apples. https://leehamnews.com/2018/12/06/is-the-a380-900-less-economical-than-a-777-300er/ Comparing orders to orders, the 77W appears to have done well Doesn't change the fact that the big quad is mor...

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by 744SPX
Mon Nov 01, 2021 1:40 pm
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

777-8 is 229 ft. I say keep the freighter at that length. Are they purposely trying to kill the passenger version? They are going to pay a heavy price on payload if they go with a longer fuselage than the 8. Jeez, the 8 is already 20 feet longer than the 200/F The 773ERSF is more than 30 feet longe...

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by 744SPX
Mon Nov 01, 2021 12:07 am
Forum: Military Aviation & Space Flight
Topic: USAF F-15EX News and Discussion Thread
Replies: 1045
Views: 175449

Re: USAF F-15EX News and Discussion Thread

SeamanBeaumont wrote:
Mr Spock says it is illogical comparing to an engine that wasn't an option for the EX...



I'm comparing the C to the EX empty weight. I do not like the idea of using a dedicated strike variant to replace a dedicated air to air variant for an strictly air to air mission.

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by 744SPX
Sat Oct 30, 2021 7:59 pm
Forum: Military Aviation & Space Flight
Topic: USAF F-15EX News and Discussion Thread
Replies: 1045
Views: 175449

Re: USAF F-15EX News and Discussion Thread

With the exception of the F-22, for the last 40 years the USAF has oriented its entire fleet towards ground attack as a primary role. Giving the ANG Strike Eagles as a replacement for the air-to-air dedicated F-15C would have appeared ridiculous back in the early 80's. Its a significantly heavier a...

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by 744SPX
Sat Oct 30, 2021 7:53 pm
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

You all are assuming that the 77F has its available space used efficiently. But is that really the case? 77L and F have the same length etc. Was this length optimised to carry containers efficiently or was it optimised as a passenger cabin? —> Didn’t they have the same problem with the LR and the c...

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by 744SPX
Sat Oct 30, 2021 12:39 am
Forum: Military Aviation & Space Flight
Topic: US wants even more advanced training aircraft
Replies: 35
Views: 3718

Re: US wants even more advanced training aircraft

Spacepope wrote:

Losing 2/3 of the testing fleet to crashes in the hands of very capable test pilots seems to point the other direction.

.


Don't even go there. Both of those crashes were from G-lock. The aircraft outperformed the pilots, essentially.

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by 744SPX
Sat Oct 30, 2021 12:31 am
Forum: Military Aviation & Space Flight
Topic: USAF F-15EX News and Discussion Thread
Replies: 1045
Views: 175449

Re: USAF F-15EX News and Discussion Thread

With the exception of the F-22, for the last 40 years the USAF has oriented its entire fleet towards ground attack as a primary role. Giving the ANG Strike Eagles as a replacement for the air-to-air dedicated F-15C would have appeared ridiculous back in the early 80's. Its a significantly heavier an...

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by 744SPX
Sat Oct 30, 2021 12:14 am
Forum: Civil Aviation
Topic: ZeroAvia to work with MHI’s RJ Aviation Group on hydrogen-electric regional jets
Replies: 6
Views: 607

Re: ZeroAvia to work with MHI’s RJ Aviation Group on hydrogen-electric regional jets

Why? They should be focusing on open rotor for hydrogen powered regional aircraft.

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by 744SPX
Sat Oct 30, 2021 12:02 am
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

777-8 is 229 ft. I say keep the freighter at that length. Are they purposely trying to kill the passenger version?

They are going to pay a heavy price on payload if they go with a longer fuselage than the 8. Jeez, the 8 is already 20 feet longer than the 200/F

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by 744SPX
Thu Oct 28, 2021 3:17 pm
Forum: Military Aviation & Space Flight
Topic: USAF F-15EX News and Discussion Thread
Replies: 1045
Views: 175449

Re: USAF F-15EX News and Discussion Thread

The EX is looking less and less like a true F-15C replacement and more of a move to fill the ANG with ground attack aircraft that happen to be able to fill the A to A role when necessary. AKA, the Strike Eagle.

Where's the Fighter Mafia when you need them?

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by 744SPX
Thu Oct 28, 2021 3:04 pm
Forum: Military Aviation & Space Flight
Topic: New J-20 Variant: A Two Seat Stealth Fighter
Replies: 10
Views: 2071

Re: New J-20 Variant: A Two Seat Stealth Fighter

The second seat position looks too low for a trainer. The WS-15 seems to be having the same problems as the Saturn Izdeliye-30. Stuck in a ~15-year-and-counting development hell. If they were smart, Russia and China would team up on gas turbine engine development. It's without a doubt their Achilles...

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by 744SPX
Thu Oct 28, 2021 12:41 am
Forum: Military Aviation & Space Flight
Topic: US wants even more advanced training aircraft
Replies: 35
Views: 3718

Re: US wants even more advanced training aircraft

Northrop Grummans's T-X bid was more or less an F-20 I thought the Northrop Grumman T-X bid was based on the British Hawk? Initially it was, but then they decided they needed something more competitive, the Model 400 Swift https://www.ainonline.com/aviation-news/defense/2019-01-25/swift-looking-bac...

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-->

texl1649 wrote:
Period during which a protest would have to be filed has apparently passed. Good news!

https://twitter.com/aviation_intel/stat ... 67968?s=21



Very good news. Almost unbelievable, but very good news.

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by 744SPX
Wed Oct 27, 2021 7:27 pm
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

If the 777-8F was going to be 772 length, definitely, but now that its looking to be close to (if not right at) 773 length, not so much IMO. WAY too much volume for a 777-based tanker. Fuel payload will suffer dramatically because of all that extra dead structural weight.

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by 744SPX
Tue Oct 26, 2021 7:23 pm
Forum: Military Aviation & Space Flight
Topic: US wants even more advanced training aircraft
Replies: 35
Views: 3718

Re: US wants even more advanced training aircraft

Northrop Grummans's T-X bid was more or less an F-20

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by 744SPX
Mon Oct 25, 2021 5:32 pm
Forum: Military Aviation & Space Flight
Topic: USAF VC-25B News and Discussion Thread
Replies: 251
Views: 36755

Re: USAF VC-25B News and Discussion Thread

The big question in my mind regarding the livery is if they use the Jackie Kennedy, will they keep the polished aluminum belly? I ask because you will note that every retro livery produced in the last 10-15 years (and not just on 747's but many other types of commercial AC built of aluminum) has had...

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by 744SPX
Mon Oct 25, 2021 5:20 pm
Forum: Military Aviation & Space Flight
Topic: SpaceX - Tests, Launches, Developments - 2021
Replies: 463
Views: 62639

Re: SpaceX - Tests, Launches, Developments - 2021

The real test will be the integrity of the heat shield tile attachment. Infinitely simpler than a Raptor, but based on how fragile it appears to be at this stage, I daresay it could be the programs biggest challenge yet.

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by 744SPX
Mon Oct 25, 2021 5:04 pm
Forum: Technical/Operations
Topic: What was the most powerful PW JT8D engine ever used on a Boeing 737-100?
Replies: 4
Views: 900

Re: What was the most powerful PW JT8D engine ever used on a Boeing 737-100?

Only 30 were built and I am pretty certain that all had the JT-8d-7 14,000 # thrust powerplants. As to could you install more powerfull variants? Perhaps but what would be the point. The fuel capacity, certified weights and such would be too limiting to take advantage of more thrust. I will look de...

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by 744SPX
Mon Oct 25, 2021 4:46 pm
Forum: Civil Aviation
Topic: American Airlines to add logo to winglets
Replies: 65
Views: 10843

Re: American Airlines to add logo to winglets

The new AA logo blows. They had the best logo around and canned it for no good reason. End of story.

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by 744SPX
Tue Oct 19, 2021 1:23 pm
Forum: Civil Aviation
Topic: Embraer New Turboprop Aircraft News and Discussion Thread
Replies: 586
Views: 87121

Re: Embraer New Turboprop Aircraft News and Discussion Thread

Using the RISE would give it a cruise speed essentially equal to the E2 but with 15-20% greater efficiency and consequently greater range. That would kill the E2 so my guess is they won't go with RISE. (although I personally hope they do) I doubt it will be ready soon enough without some serious eff...

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by 744SPX
Tue Oct 19, 2021 1:15 pm
Forum: Travel, Polls & Preferences
Topic: what airlines did boeing thought would get the 747 8?
Replies: 37
Views: 4214

Re: what airlines did boeing thought would get the 747 8?

I think it took too long to develop and the performance was less than hoped for - a little quicker and and a little better might have tipped the scale for several of the 744 airlines. Yes. The 748 was massively overweight from the start (was supposed to be 465k lb OEW, but even after a 10k reductio...

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by 744SPX
Mon Oct 18, 2021 7:06 pm
Forum: Civil Aviation
Topic: MC-21 Development and Testing Thread
Replies: 601
Views: 165956

Re: MC-21 Development and Testing Thread

I'm getting more fuel, also realize lower wing loading means earlier cruising through thin air. However at ULCC densities, the range is reduced. There does need to be a substantial MTOW increase, in particular for the -300. Lightsaber I looked at those different factors. Indeed the MC-21 has a ligh...

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by 744SPX
Wed Oct 13, 2021 9:05 pm
Forum: Military Aviation & Space Flight
Topic: Turkey seeks 40 new F-16s; upgrade 80 older ones
Replies: 23
Views: 2921

Re: Turkey seeks 40 new F-16s; upgrade 80 older ones

Lets get real here. The political situation is irrelevant. As long as Turkey isn't officially an enemy, Lockheed and its boosters in congress will find a way to push this sale through. The US has sold weapons to far worse actors.

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by 744SPX
Sat Oct 09, 2021 5:00 pm
Forum: Civil Aviation
Topic: 50-seat RJ replacement: "the plane that doesn't exist..."
Replies: 218
Views: 21660

Re: 50-seat RJ replacement: "the plane that doesn't exist..."

What about the SAAB-2000? That's 50-58 seats and even faster (370 knot high speed cruise) than the Q400. Plus at 31,000 ft it has the highest service ceiling of any turboprop under 100 seats (flying over weather) and the climb performance to get there as fast as an RJ. A re-engine (with Pratt's NGTP...

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by 744SPX
Sat Oct 09, 2021 12:27 am
Forum: Military Aviation & Space Flight
Topic: FARA US Army Proposals Thread
Replies: 99
Views: 24636

Re: FARA US Army Proposals Thread

The V-280 is now getting more powerful Osprey engines. I think the MTOW of the design will be much higher than is currently listed. The V-280 being three quarters of the size of the V-22 and having no wing folding mechanism should allow it to have excellent range while taking off vertical. https://...

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by 744SPX
Fri Oct 08, 2021 2:39 am
Forum: Civil Aviation
Topic: Boeing tipped to launch 777X freighter at Dubai Air Show
Replies: 416
Views: 70670

Re: Boeing tipped to launch 777X freighter at Dubai Air Show

very heavy & expensive Lighter than the passengers version because of the of no window belt and no sculptured frame. Expensive? Haven't stopped operators from ordering new 777F in the past. Why order a 777XF as opposed to a cheaper 777-200F? Why would you even ask after seeing them sexy wings. ...

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