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Search: Posts Made By: John Farley
Showing results 1 to 35 of 117
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Forum: Military Aviation
27th May 2016, 18:23
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Is that not the truth.

Is that not the truth.
Forum: Military Aviation
30th Nov 2015, 13:59
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Alfred I don’t think I mentioned doing it...

Alfred

I don’t think I mentioned doing it when sailing for the first time and please be assured I quite realise the crew will have plenty of non-aviation matters to sort out for quite a few trips...
Forum: Military Aviation
28th Nov 2015, 13:05
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Some posters seem to forget that flying any...

Some posters seem to forget that flying any Harriers ASAP from our QE class carriers will help shake down the ship and crew while they wait for their own jets.
Forum: Military Aviation
11th Nov 2015, 18:45
Replies: 12,075
Views: 3,625,426
Posted By John Farley

glad rag Check your PMs

glad rag

Check your PMs
Forum: Military Aviation
28th Sep 2015, 16:09
Replies: 12,075
Views: 3,625,426
Posted By John Farley

F35 seat

Some time ago on this long running thread, when there was much concern expressed by some about the STOVL flight control system in the B model, I explained why I felt they should not worry on that...
Forum: Military Aviation
5th Jul 2015, 12:23
Replies: 12,075
Views: 3,625,426
Posted By John Farley

I must say I would hesitate to suggest there is...

I must say I would hesitate to suggest there is any inaccuracy in this statement as I believe the words were very carefully chosen (as one would expect!)

Firstly instantaneous turn rate is a no...
Forum: Military Aviation
2nd Jul 2015, 08:47
Replies: 12,075
Views: 3,625,426
Posted By John Farley

I am not sure why folk should only associate high...

I am not sure why folk should only associate high g with ACM.

A few of my former mates would have liked to have pulled more g as they flew into the ground. With FBW (unless an overide option is...
Forum: Military Aviation
24th Jun 2015, 18:48
Replies: 12,075
Views: 3,625,426
Posted By John Farley

There would be no theoretical problem to scaling...

There would be no theoretical problem to scaling the ramp principle. The practical issues of a large size one are another matter obviously.

However to obtain any real benefit in respect of reduced...
Forum: Military Aviation
24th Jun 2015, 13:11
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Engines Interesting point that you...

Engines



Interesting point that you mentioned about pitch rate at ramp exit.

The fact that the ramp induces a pitch rate on the aircraft really made me lose the plot when I was first asked...
Forum: Military Aviation
23rd Jun 2015, 16:09
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Dave Perhaps the pilot even forgot himself...

Dave

Perhaps the pilot even forgot himself and interfered in order to exactly perfect the AOA for climb out......
Forum: Military Aviation
23rd Jun 2015, 10:19
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Incidentally, if you look at any video of a B...

Incidentally, if you look at any video of a B flat deck takeoff and watch the tailplane activity crossing the end and compare that with the tailplane activity off the ski-jump you will notice that...
Forum: Military Aviation
23rd Jun 2015, 09:59
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Generally I don’t mind naysayers at all provided...

Generally I don’t mind naysayers at all provided they have the education and experience to understand what they are talking about and explain why they hold their view. Sadly several here do not.
...
Forum: Military Aviation
8th Jun 2015, 09:03
Replies: 12,075
Views: 3,625,426
Posted By John Farley

I forgot to mention that the USMC AV-8s were just...

I forgot to mention that the USMC AV-8s were just like the RAF aircraft of the day. So when they landed on a ship they taxied to a fire hose and the whole thing was very well rinsed before the engine...
Forum: Military Aviation
8th Jun 2015, 08:59
Replies: 12,075
Views: 3,625,426
Posted By John Farley

LO Agreed re magnesium and salt water. That...

LO

Agreed re magnesium and salt water. That is why we had to take it all out of the RAF engine and airframe when sorting the Sea Harrier.

We had a titanium fire in a Dunsfold crash in 1968. We...
Forum: Military Aviation
5th Jun 2015, 11:26
Replies: 12,075
Views: 3,625,426
Posted By John Farley

t43562 Don't start trying to use common...

t43562

Don't start trying to use common sense when it comes to research organisations and defence matters - especially with hindsight!

Seriously, with a clean sheet of paper approach to the...
Forum: Military Aviation
4th Jun 2015, 13:03
Replies: 12,075
Views: 3,625,426
Posted By John Farley

B STOVL flight control software - background ...

B STOVL flight control software - background

The B’s flight control software which provides the handling characteristics that the pilot sees during the STOVL speed range (regardless of the...
Forum: Military Aviation
1st Jun 2015, 19:55
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Courtney Sorry, my post clearly annoyed you....

Courtney

Sorry, my post clearly annoyed you. That was not my intention. I think everybody realises that the Yeovilton SRVL flying did not use an F135!

Moving on for those who may not be as...
Forum: Military Aviation
1st Jun 2015, 14:12
Replies: 12,075
Views: 3,625,426
Posted By John Farley

That is not a strange way to describe a...

That is not a strange way to describe a simulation that is a literal description of flight trials carried out at Yeovilton many years ago.
Forum: Military Aviation
29th May 2015, 15:08
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Courtney The need for max bring-back and...

Courtney

The need for max bring-back and therefore an SRVL loses you most of the advantages of a hover capability that I have covered. However these more conventional approach issues have to be...
Forum: Military Aviation
29th May 2015, 09:08
Replies: 12,075
Views: 3,625,426
Posted By John Farley

There are answers to the oft repeated it melts...

There are answers to the oft repeated it melts decks and it has dead weight arguments.

The first answer is please note the rubber tyres immersed in the efflux.

The second answer has two parts....
Forum: Military Aviation
10th May 2015, 11:23
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Perhaps the only advantage of getting old is that...

Perhaps the only advantage of getting old is that one has more experience to draw on.

During the mid 1940s a Spitfire cost £5000. Less than 10 years later the Hunter cost £250,000. Plus when you...
Forum: Military Aviation
6th May 2015, 07:36
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Hear hear to Courtney's post.

Hear hear to Courtney's post.
Forum: Military Aviation
5th May 2015, 15:36
Replies: 12,075
Views: 3,625,426
Posted By John Farley

The basic problem? When one is a customer,...

The basic problem?

When one is a customer, from private individual to Government, and in the market for the very latest high tech product (F135 in this thread but the arguement applies in many...
Forum: Military Aviation
9th Apr 2015, 15:31
Replies: 12,075
Views: 3,625,426
Posted By John Farley

LO I think there is a good chance he meant: ...

LO

I think there is a good chance he meant:

“This exercise will evaluate the full spectrum of F-35B measures of suitability and effectiveness to the maximum extent possible from this particular...
Forum: Military Aviation
18th Feb 2015, 17:25
Replies: 12,075
Views: 3,625,426
Posted By John Farley

MSOCS

True O King.

But this is PPRuNe amd children must play.
Forum: Military Aviation
23rd Jan 2015, 15:17
Replies: 12,075
Views: 3,625,426
Posted By John Farley

busdriver02 Thanks. Yes as I suggested in my...

busdriver02

Thanks. Yes as I suggested in my post I believe it will take 15 years from now before it is fully sorted and becomes a game changer (or the one to beat).

In my book any types IOC is...
Forum: Military Aviation
21st Jan 2015, 16:55
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Rhino power Thank you for an excellent...

Rhino power

Thank you for an excellent document.

I am in awe of a development programme that has come up with so many problems - several very serious indeed - without losing a single...
Forum: Military Aviation
30th Nov 2014, 16:05
Replies: 12,075
Views: 3,625,426
Posted By John Farley

The Red Eagles had a different view.

The Red Eagles had a different view.
Forum: Military Aviation
13th Oct 2014, 08:45
Replies: 12,075
Views: 3,625,426
Posted By John Farley

I am not so pessimistic as some here for two...

I am not so pessimistic as some here for two reasons.

Firstly the likely length of the programme (in my view 60 years starting in 2000) and secondly the fact that the operators (all of them) have...
Forum: Military Aviation
12th Oct 2014, 19:16
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Good points Two's in In the early days of...

Good points Two's in

In the early days of the Harrier/Pegasus combination we had fan rubs following very high pitch rate manoeuvres. The pitch rates (and so gyroscopic forces) involved were way...
Forum: Military Aviation
11th Sep 2014, 14:20
Replies: 12,075
Views: 3,625,426
Posted By John Farley

glad rag I don't know of a more modern...

glad rag

I don't know of a more modern western military aircraft programme. Therefore uncovering and solving problems on it seems leading edge to me.
Forum: Military Aviation
11th Sep 2014, 12:42
Replies: 12,075
Views: 3,625,426
Posted By John Farley

RetiredF4 I can appreciate why you...

RetiredF4



I can appreciate why you feel that. However modern power weight and fuel consumption requirements make big demands on today’s developers. I don’t pretend to know anything much about...
Forum: Military Aviation
11th Sep 2014, 11:35
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Bigpants You ask two very important...

Bigpants

You ask two very important questions and I have no idea of the facts that would enable them to be answered and I suspect all of the posters here are in the same position.

However this...
Forum: Military Aviation
11th Sep 2014, 08:07
Replies: 12,075
Views: 3,625,426
Posted By John Farley

I must say I continue to be surprised at the...

I must say I continue to be surprised at the negative attitude of many posters here following any information about development problems.

As I have said before, any event that shows up weaknesses...
Forum: Military Aviation
24th Aug 2014, 15:24
Replies: 12,075
Views: 3,625,426
Posted By John Farley

Hi Courtney You may know what follows but...

Hi Courtney

You may know what follows but for the benefit of others....

The fan is connected to the engine by a clutch as part of the computer controlled 'conversion' process of the whole...
Showing results 1 to 35 of 117
 
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