Search found 1758 matches

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by mmo
Mon Aug 12, 2019 3:39 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Like I said politics. Just a point of clarification, the F-5 was out long before the F-16 was even built. I went through pilot training in 76 at KCHD (Williams AFB) and there was an F-5E/F training squadron there and the F-16 wasn't operational until later than that. If you are talking about the F-2...

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by mmo
Mon Aug 12, 2019 3:35 pm
Forum: Military Aviation & Space Flight
Topic: New Air Force One
Replies: 24
Views: 2093

Re: New Air Force One

No A/R installed on the 747-8I, and there will not be any installed. Have to costs at all costs and that was one "supposed" way to do it. Time will tell.

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by mmo
Sun Aug 11, 2019 6:03 pm
Forum: Military Aviation & Space Flight
Topic: Study of U.S. Air Force aircraft inventories
Replies: 49
Views: 2144

Re: Study of U.S. Air Force aircraft inventories

Spar wrote:
In the case of the F-15 vs the F-35, the 5th generation fighter is cheaper to buy and cheaper to operate than the 4th generation fighter, and does everything the 4th generation fighter will do. So why the 4th generation fighter?


Care to back that up with reliable sources? Or just an opinion?

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by mmo
Sun Aug 11, 2019 5:54 pm
Forum: Technical/Operations
Topic: Boeing 747 Max Altitude Changes
Replies: 29
Views: 3429

Re: Boeing 747 Max Altitude Changes

Be aware the O2 requirement at Fl410 is only an FAA requirement. With the FMC when you are light enough, you can what if so it was interesting to see the effect of climbing from 410-430 or even 450. In reality, unless you are going to spend about 3 hours up there it's not worth the fuel used in clim...

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by mmo
Sat Aug 10, 2019 7:00 pm
Forum: Military Aviation & Space Flight
Topic: Study of U.S. Air Force aircraft inventories
Replies: 49
Views: 2144

Re: Study of U.S. Air Force aircraft inventories

Even with the stretches/wing updates the C-141 received it never got new engines. https://www.avgeekery.com/2015314three-c-17-derivatives-that-never-took-off/ The problem with the 141 was cracks and the window frames and other areas in the aircraft. The fix was just too expensive to do especially w...

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by mmo
Sat Aug 10, 2019 9:50 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

The F=5 and T-38 have very different wings and different variants of the J-85. Plus the T-38 has no ability to carry nose weapons, the T-38B has a centerline gun pod but that's about it. The list really goes on and on. T-38, no anti-skid, F-5 anti-skid and better tires. After flying the T-38 for ove...

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by mmo
Sat Aug 10, 2019 9:41 am
Forum: Military Aviation & Space Flight
Topic: Study of U.S. Air Force aircraft inventories
Replies: 49
Views: 2144

Re: Study of U.S. Air Force aircraft inventories

I'm sure USAF has looked at returning to the Philippines to counter China, however given the current political environment I doubt Duterte will allow a US base. Actually, both Clark and Subic would be perfect places. CRK has been taken over by some duty-free and other businesses so I don't see a mo...

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by mmo
Fri Aug 09, 2019 8:27 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

mmo, I understand that you aren't happy with my posts, but you haven't made any coherent argument against any argument of mine. In your post #804 you posted a link that came up as The requested URL was not found. Now you post a link to an off topic bit of bureaucratic boilerplate. This most recent ...

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by mmo
Fri Aug 09, 2019 8:20 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Some USAF pilots train in the T-38, which is not the F-5. The F-5 evolved from the T-38, other than the manufacturer, Northrup, that is the only similarity. Wow, that is just simply not true. The T-38 and F-5 share almost identical aircraft profile/planforms/overall designs, have the same length, w...

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by mmo
Thu Aug 08, 2019 7:37 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

mmo........ Have you ever heard the term "military industrial complex"? Do you understand what the term means? As for your link: The requested URL was not found. But anyway, this is a discussion forum, it's your obligation to make your case here, not just post links or say "go look h...

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by mmo
Thu Aug 08, 2019 6:13 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Spar.......obviously you haven't read the unclassified Rand Report. A quick synopsis is the USAF should buy the F-15NG as they call it. But what do they know, Right? I am sure they would love a critique on their analysis. For your reading pleasure: http://www.airforcemag.com/Features/Pag ... cific.a...

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by mmo
Thu Aug 08, 2019 8:11 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Spar, Haven't read the file which Ozair linked but the link I posted had a total of 36 F-117s deployed which sounds about right considering some aircraft will be in for Depot work which will take about 20% of the fleet out of service, then you have another 20 having MX done in Dreamland at the time,...

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by mmo
Thu Aug 08, 2019 8:04 am
Forum: Military Aviation & Space Flight
Topic: Study of U.S. Air Force aircraft inventories
Replies: 49
Views: 2144

Re: Study of U.S. Air Force aircraft inventories

Another interesting/controversial issue raised was the increasing of bases in the Indo-Pacific area. OZ has already signaled their unwillingness to expand any basing for US forces.

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by mmo
Wed Aug 07, 2019 2:53 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Yes they were out flying the first night but all except the F-117s and the F-4 wild weasels the non-stealth aircraft were staying out beyond the range of the SAM network. The non-stealth planes didn't enter into the protected areas until it was thought that all the SAM sites were non-op. Had they a...

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by mmo
Wed Aug 07, 2019 7:46 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

........you are again wrong. That is not the reality of how the USAF trains for fighting Oh sure, they'll "train for" and have peacetime exercises and all that. But when there are real missiles flying and real shrapnel in the sky, the F-15s will be parked on the tarmac and they'll stay th...

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by mmo
Wed Aug 07, 2019 7:01 am
Forum: Travel, Polls & Preferences
Topic: Which is the best aviation-related publication?
Replies: 2
Views: 387

Re: Which is the best aviation-related publication?

Aviation Week or Flight International would be my choices.

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by mmo
Tue Aug 06, 2019 6:33 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

SPAR Again, long on rhetoric but short on facts. One problem with your position is you don't take into account the infrastructure required for the F-15 to F-35 transition. That adds costs, be it overhead or indirect operating costs. Have a read of this https://warontherocks.com/2019/05/f-15ex-and-f-...

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by mmo
Sat Aug 03, 2019 2:42 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Why not mention Qatar and Saudi who paid for most of the development and research for this version. Again, if you are going to spout "facts" make them accurate.

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by mmo
Fri Aug 02, 2019 8:17 pm
Forum: Technical/Operations
Topic: High pressure hydraulics vs bleed air
Replies: 15
Views: 1880

Re: High pressure hydraulics vs bleed air

Believe me, you don't want a pneumatic aircraft. I flew the B-52D which had pneumatic packs, hydraulics and pneumatic alternators; it was a nightmare. Bleed air leaks were a nightmare. Granted, it was 1940 technology, but having a hydraulic aircraft is great.

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by mmo
Fri Aug 02, 2019 12:06 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 2315
Views: 305088

Re: Boeing 737MAX Grounded Worldwide Q3 2019

The rule of thumb about runaway trim that I grew up with, is if it moves and you didn't command it and you're hand-flying it, the first place you go is the red guarded switches and you never reset them. Aren't the trim wheels spinning on their own quite frequently thanks to STS? I don't think your ...

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by mmo
Thu Aug 01, 2019 10:44 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 2315
Views: 305088

Re: Boeing 737MAX Grounded Worldwide Q3 2019

Since people have questioned my use of the manual trim and uncommanded MCAS. Have a look at http://www.b737.org.uk/mcas.htm Obviously, Boeing doesn't know about the experts on here and have also recommended using the Runaway Stabilizer Trim checklist to handle an MCAS uncommanded input. Let's see h...

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by mmo
Thu Aug 01, 2019 1:20 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 2315
Views: 305088

Re: Boeing 737MAX Grounded Worldwide Q3 2019

Since people have questioned my use of the manual trim and uncommanded MCAS. Have a look at http://www.b737.org.uk/mcas.htm Obviously, Boeing doesn't know about the experts on here and have also recommended using the Runaway Stabilizer Trim checklist to handle an MCAS uncommanded input. Let's see ho...

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by mmo
Thu Aug 01, 2019 1:09 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 2315
Views: 305088

Re: Boeing 737MAX Grounded Worldwide Q3 2019

The problem is that a normal runaway trim creates a constant trim input and manual electric trim would have no effect. With the MCAS it makes short but strong trim inputs separated by longer time intervals of no input at all, manual electric trim works. Now at least the LION air crew did not even k...

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by mmo
Thu Aug 01, 2019 1:03 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 2315
Views: 305088

Re: Boeing 737MAX Grounded Worldwide Q3 2019

[ 'Facts' are incorrect. Only Max 8 and a few Max 9 were flying - all with MCAS. The problem is related to the tendency for the engine nacelles to give lift and 'lighten' the yoke when in climb - not specifically CG. MCAS V1.0 was intended to act at any point in manual flight with AOA trip exceeded...

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by mmo
Thu Aug 01, 2019 8:33 am
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 2315
Views: 305088

Re: Boeing 737MAX Grounded Worldwide Q3 2019

Just a couple of observations: 1 People fail to realize the entire Max fleet did not have MCAS, it was only the MAX 8 and it was problematic in a very limited portion of the flight envelope. Had Boeing placed restrictions on aft CG, this forum probably wouldn't exist. 2 MCAS or no MCAS the runaway s...

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by mmo
Tue Jul 30, 2019 6:42 pm
Forum: Non-Aviation
Topic: The death of stuey's iPhone
Replies: 8
Views: 1007

Re: The death of stuey's iPhone

The easiest thing to do is go to an apple store and they will clean out the lightning port for free. In most cases, that's all it takes to get it working fine.

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by mmo
Sat Jul 27, 2019 7:14 pm
Forum: Military Aviation & Space Flight
Topic: Air Force Reserve Pilot
Replies: 10
Views: 1007

Re: Air Force Reserve Pilot

Most ANG and AFRES units, these days want 2 years of full time flying, at a minimum. Remember they used one of their UPT slots and during the interview, you will be asked about tie commitments. Believe me, trying to be a new hire at an airline and fly in the ANG is a tough spot to be in.

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by mmo
Fri Jul 26, 2019 6:23 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

[quote="Ozair"] You clearly stated the US Services weren’t rushing out to acquire F-35 aircraft because they consider 4th+ gen aircraft sufficient for the threat, the links I provided make it very clear the USAF and USMC want as many F-35 as they can get and dealing withn the threat is the...

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by mmo
Thu Jul 25, 2019 6:55 pm
Forum: Military Aviation & Space Flight
Topic: Air Force Reserve Pilot
Replies: 10
Views: 1007

Re: Air Force Reserve Pilot

How much are you required to be there and how much did y’all get paid if you don’t mind me asking? Depends if you are full time or part-time. If you are AFRES and full time you are paid on the GS scale. If you are part-time you are paid by drill session. For a pilot, you can get more than one part-...

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by mmo
Thu Jul 25, 2019 12:26 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

The simple issue is the services don't feel the need for rushing production of the F-35 when the threat level can be handled by 4th+ generation fighters. That isn't accurate mmo. The USAF wants as many F-35s as they can get their hands on, [quote] I don't believe I said anything like that. The curr...

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by mmo
Thu Jul 25, 2019 8:40 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

No that's just hyperbole, I do know that there have been other military aircraft that have had longer life spans than what the F-15 C will have acquired in the 2030s, and I don't believe any of them ever had their main wing spars replaced, let alone their entire wings. Care to name a few. The T-38 ...

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by mmo
Thu Jul 25, 2019 8:17 am
Forum: Military Aviation & Space Flight
Topic: Air Force Reserve Pilot
Replies: 10
Views: 1007

Re: Air Force Reserve Pilot

To be honest, the ANG is a better option for someone who has not been on active duty, but that is my opinion only. First thing you need to do is find a unit which will sponsor you and sent you to SUPT (Pilot Training) and OTS. That entire process will take about 15-16 months. From there you proceed ...

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by mmo
Wed Jul 24, 2019 8:25 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Some USAF pilots train in the T-38, which is not the F-5. The F-5 evolved from the T-38, other than the manufacturer, Northrup, that is the only similarity. Personal attack? I was merely stating a fact. You seem to think the F-15C/D fleet just rolled off the assembly line. There are significant G re...

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by mmo
Wed Jul 24, 2019 3:27 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Ozair, you can post it 10 more times and it still will stick out as a falsehood. Ozair, The circumstance involved in converting NG units which have the defense of CONUS as their mission are not the same as for an imaginary squadron in some bureaucrat's project planner. The NG units have a very spec...

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by mmo
Wed Jul 24, 2019 8:00 am
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Expect a fixed price contract of $95 million or less flyaway cost. The airframe will have a 20,000 hour lifetime. Turkey's F-35 slots are being fought over by countries which have ordered the F-35. Those are pretty much the highlights and I will try to find the piece I read to post it for all the n...

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by mmo
Tue Jul 23, 2019 3:31 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

Have looked for the article I read yesterday, but the base F-15X will be a single-seat F-15QA version. The piece went on to say it is not an F-35 replacement and was never intended to be. The article went on to state that Israel and Qatar will most certainly order a further 36 aircraft each. Much R&...

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by mmo
Thu Jul 18, 2019 6:03 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

[quote="Ozair". The acquisition of the EX has nothing to do with the delay in the F-35 achieving the 80% mission availability rate. It has lots to do with the F-15C fleet not achieving the 80% mission availability rate...[/quote] I never wrote or inferred it did. It should be obvious, the ...

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by mmo
Wed Jul 17, 2019 4:40 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

https://aviationweek.com/defense/f-35-w ... pable-goal
-->

Spar. so much for your theories on the F-35 and how it will replace everything.

https://aviationweek.com/defense/f-35-w ... pable-goal

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by mmo
Mon Jul 15, 2019 10:11 pm
Forum: Non-Aviation
Topic: Things to do in Tasmania
Replies: 6
Views: 614

Re: Things to do in Tasmania

The first thing to do is set your watch back 50 years.

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by mmo
Mon Jul 15, 2019 9:55 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

You have provided no evidence to show that a 90 million dollar plane is cheaper than a 12 million dollar upgrade. One of the reasons the F-15E/X was forced on the USAF is the reason you cite above. There is no guarantee the upgrade would cost 12 million or less. The C/D models being retired now hav...

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by mmo
Thu Jul 11, 2019 9:38 pm
Forum: Non-Aviation
Topic: Running
Replies: 17
Views: 1042

Re: Running

Tneh all stemmed from running. In addition, I played lacrosse and hockey (ice) which didn't help things at all.

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by mmo
Thu Jul 11, 2019 9:55 am
Forum: Non-Aviation
Topic: Running
Replies: 17
Views: 1042

Re: Running

Used to run at least 5 miles/day up until about 6 years ago. Now I have two new hips, two new knees and need a whole lot of foot surgery. Don't have quite the same enthusiasm now as I did years ago!!

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by mmo
Mon Jul 01, 2019 5:54 am
Forum: Technical/Operations
Topic: Operating Weights of Emirates 777-300ER's
Replies: 14
Views: 3300

Re: Operating Weights of Emirates 777-300ER's

In that case what would the MTOW for these "redux" versions be? Should be 775,000lbs out of Boeing. Anything less becomes a paper exercise. The comments about late production versions have nothing to do with the MTOW. It will impact OEW weight but there is so much variation in cabin equip...

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by mmo
Sun Jun 30, 2019 8:51 pm
Forum: Technical/Operations
Topic: Operating Weights of Emirates 777-300ER's
Replies: 14
Views: 3300

Re: Operating Weights of Emirates 777-300ER's

The 1H is the Boeing customer code for Emirates, while 6N is GECAS. The weights should be the same.

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by mmo
Thu Jun 13, 2019 4:01 pm
Forum: Technical/Operations
Topic: Pilot Expense Policies
Replies: 36
Views: 4554

Re: Pilot Expense Policies

When I worked for a certain national carrier in SIN, their per diem policy was paid by regions, there was China/Asia, North America, Europe, Africa and India. India was about 80 USD, while Europe was about 4 times that. Then there was this convoluted method of calculating the first and last day amou...

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by mmo
Tue Jun 11, 2019 7:06 am
Forum: Civil Aviation
Topic: Material on Boeing 2707
Replies: 12
Views: 2410

Re: Material on Boeing 2707

The main material used was titanium for the fuselage and wings. The wings were more of a titanium honeycomb using standard construction materials for the ribs and stringers. That was for the final version which was the 2707-300

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by mmo
Sun Jun 09, 2019 5:10 pm
Forum: Military Aviation & Space Flight
Topic: Jet fighters and afterburners?
Replies: 24
Views: 3666

Re: Jet fighters and afterburners?

NOTE. Afterburner is an 'old fashioned' term for a single-stage [off-on-off], short-term, engine thrust augmentation. New engines have multistage thrust augmentation... allowing a range of thrust increase for 'the most efficient use of fuel-flow'. I'm not sure where you are getting your information...

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by mmo
Sat Jun 08, 2019 3:40 pm
Forum: Technical/Operations
Topic: Weight cost of pressurised cabin
Replies: 12
Views: 3194

Re: Weight cost of pressurised cabin

I wonder why the new carbon fiber airplanes are not certified to go up to 52,000 feet like some of the private jets? Is it really that much more difficult to go 6-7000 ft higher? That high you are in the troposphere where there is a constant temp. So, you really don't gain anything by climbing that...

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by mmo
Sun Jun 02, 2019 1:13 pm
Forum: Military Aviation & Space Flight
Topic: USAF Considering New Build F-15X
Replies: 816
Views: 74885

Re: USAF Considering New Build F-15X

There are any number of reasons why an Air Force Lieutenant Colonel might be in Boeing's pocket. Please! A USAF LT. Col. would have absolutely ZERO influence in the decision to purchase the F-15EX. Not sure where you got the idea but it just isn't the reality of the real world of ranks. A Lt Col in...

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by mmo
Wed May 29, 2019 7:35 am
Forum: Military Aviation & Space Flight
Topic: Russia plays near Alaska
Replies: 28
Views: 2944

Re: Russia plays near Alaska

Ok sounds reasonable assuming the bombers are flying w/o weapons. Anyone no for sure on this? I'm betting they are flying with a full weapon load. Otherwise what's the point? During the cold war they certainly were. Could you cite your sources? I can guarantee, there are no weapons loaded, other th...

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