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Question about the F-22 and it's radar.



 
 
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  #1  
Old April 7th 04, 11:40 PM
Paul J. Adam
external usenet poster
 
Posts: n/a
Default

In message , Kevin Brooks
writes
"Paul J. Adam" wrote in message
...
I've only *done* weapon system acceptance and integration, so what do I
know?


Not as much as the USAF, I'd wager. At least about the F/A-22 and its
capabilities.


"The USAF who will fly and fight the aircraft", or "the USAF press
releases and contractual acceptance schedules"? Big difference.

I know this for su all "capable" means is "has not been proved
impossible".


I don't think so. Must be Brit-speak, huh?


British and several other nations, including the US.

I don't tell you combat engineering, you don't tell me how to integrate
weapons onto airframes.


Why don't you not tell the USAF how to define what the initial capabilities
of the F/A-22 are/will be when it enters into operational service?


I have. Release certification and clearance to carry and drop the live
weapon.

So far all that's been published is some wind-tunnel model work. Nowhere
near actual operational utility.


That's "capable" according to some contracts: but for actual real-world
utility, unless you can persuade the enemy to occupy the relevant
wind-tunnel right under the model aircraft it's not much use.

"Software in place" is relatively straightforward when the weapon's in
use elsewhere and the software is developmental: "dummy tests conducted"
can be as simple as "flew with a blivet" or "conducted one safe jettison
from safe, slow and level" and certainly does not imply "cleared for
operational use".


Argue it with the USAF-


Where would you suggest?

-they appear quite confident that the "A" in the
title will be justified when it starts flying with the 1st TFW sometime
during the next year or two.


Been there, done that, seen the pencil-whipping. Give me a single F/A-22
JDAM warshot drop. There must be _some_ news article _somewhere_ to
report an event like that.

Or is it "fully operational" except that the first actual live-fire test
will be in combat? Yeah, *that* has worked really well in the past.

That you are not is not going to cause me any
loss of sleep, OK Paul?


I'm not paying for the 'A' designator and it's not my military trusting
that 'capability' will mean 'can actually put warheads on target'.

Pause and think, Kevin. The F-22 is, airframe versus airframe, the best
fighter in the world. But that tells you nothing about its air-to-ground
capability, and the notional ability to fit munitions into internal bays
means very little if you have not thoroughly tested the ability to get
the munitions _out_ of those bays (a thousand-pound blivet that doesn't
fully separate can thoroughly wreck a modern fighter) even before you
worry about presetting and arming.

You think it's easy and already handled? Then you're not paying
attention.

--
When you have to kill a man, it costs nothing to be polite.
W S Churchill

Paul J. Adam MainBoxatjrwlynch[dot]demon{dot}co(.)uk
  #2  
Old April 8th 04, 03:59 AM
Kevin Brooks
external usenet poster
 
Posts: n/a
Default


"Paul J. Adam" wrote in message
...
In message , Kevin Brooks
writes
"Paul J. Adam" wrote in message
...
I've only *done* weapon system acceptance and integration, so what do I
know?


Not as much as the USAF, I'd wager. At least about the F/A-22 and its
capabilities.


"The USAF who will fly and fight the aircraft", or "the USAF press
releases and contractual acceptance schedules"? Big difference.


In your mind.


I know this for su all "capable" means is "has not been proved
impossible".


I don't think so. Must be Brit-speak, huh?


British and several other nations, including the US.


I don't think so.


I don't tell you combat engineering, you don't tell me how to integrate
weapons onto airframes.


Why don't you not tell the USAF how to define what the initial

capabilities
of the F/A-22 are/will be when it enters into operational service?


I have. Release certification and clearance to carry and drop the live
weapon.


Good on you--you go keep those USAF types in line, Paul; God only knows how
we have managed to muddle through thus far without your editorial input to
the folks who fly these things and fight in them.


So far all that's been published is some wind-tunnel model work. Nowhere
near actual operational utility.


Tell it to the USAF. Go ahead--tell them they just HAVE to delete any
reference to the F/A-22 being JDAM capable when it enters front-line service
'cause you say so...



That's "capable" according to some contracts: but for actual real-world
utility, unless you can persuade the enemy to occupy the relevant
wind-tunnel right under the model aircraft it's not much use.

"Software in place" is relatively straightforward when the weapon's in
use elsewhere and the software is developmental: "dummy tests

conducted"
can be as simple as "flew with a blivet" or "conducted one safe

jettison
from safe, slow and level" and certainly does not imply "cleared for
operational use".


Argue it with the USAF-


Where would you suggest?


Do a google.


-they appear quite confident that the "A" in the
title will be justified when it starts flying with the 1st TFW sometime
during the next year or two.


Been there, done that, seen the pencil-whipping. Give me a single F/A-22
JDAM warshot drop. There must be _some_ news article _somewhere_ to
report an event like that.

Or is it "fully operational" except that the first actual live-fire test
will be in combat? Yeah, *that* has worked really well in the past.


Note that it has yet to enter into front-line combat unit service; those
fielded thus far are either at Edwards or joining the conversion/opeval unit
at Tyndall.


That you are not is not going to cause me any
loss of sleep, OK Paul?


I'm not paying for the 'A' designator and it's not my military trusting
that 'capability' will mean 'can actually put warheads on target'.


Who really cares at this point. USAF says it will be JDAM capable when it
enters operational service--you say it won't be. Most folks will accept the
USAF version unless you can prove they are lying. Kind of hard for you to do
at this point.

Brooks


Pause and think, Kevin. The F-22 is, airframe versus airframe, the best
fighter in the world. But that tells you nothing about its air-to-ground
capability, and the notional ability to fit munitions into internal bays
means very little if you have not thoroughly tested the ability to get
the munitions _out_ of those bays (a thousand-pound blivet that doesn't
fully separate can thoroughly wreck a modern fighter) even before you
worry about presetting and arming.

You think it's easy and already handled? Then you're not paying
attention.

--
When you have to kill a man, it costs nothing to be polite.
W S Churchill

Paul J. Adam MainBoxatjrwlynch[dot]demon{dot}co(.)uk



  #3  
Old April 8th 04, 11:18 AM
Paul J. Adam
external usenet poster
 
Posts: n/a
Default

In message , Kevin Brooks
writes
"Paul J. Adam" wrote in message
...
"The USAF who will fly and fight the aircraft", or "the USAF press
releases and contractual acceptance schedules"? Big difference.


In your mind.


And to the operators.

British and several other nations, including the US.


I don't think so.


Based on what experience? Is this your informed opinion from experience
in the field, or a knee-jerk reflex?


I have. Release certification and clearance to carry and drop the live
weapon.


Good on you--you go keep those USAF types in line, Paul; God only knows how
we have managed to muddle through thus far without your editorial input to
the folks who fly these things and fight in them.


So, when have they flown a warshot, or released even an inert training
round? Nothing published, nothing announced that I can find: just some
scale model wind-tunnel work.

That's not "editorial input", that's reality.

So far all that's been published is some wind-tunnel model work. Nowhere
near actual operational utility.


Tell it to the USAF. Go ahead--tell them they just HAVE to delete any
reference to the F/A-22 being JDAM capable when it enters front-line service
'cause you say so...


Why? It's an accepted convention that "capable" means "should be able to
accept once there's time and money to get the clearances". That you're
spinning that into a complete operational clearance is your error of
understanding, not mine.

Been there, done that, seen the pencil-whipping. Give me a single F/A-22
JDAM warshot drop. There must be _some_ news article _somewhere_ to
report an event like that.

Or is it "fully operational" except that the first actual live-fire test
will be in combat? Yeah, *that* has worked really well in the past.


Note that it has yet to enter into front-line combat unit service; those
fielded thus far are either at Edwards or joining the conversion/opeval unit
at Tyndall.


In other words, again, "capable" doesn't actually mean "cleared to carry
and use".

I'm not paying for the 'A' designator and it's not my military trusting
that 'capability' will mean 'can actually put warheads on target'.


Who really cares at this point.


The pilots and planners might have some views on the subject.

USAF says it will be JDAM capable when it
enters operational service--you say it won't be.


It's "capable" now, it just hasn't been reported as cleared to carry and
use the weapon.

Don't you understand the difference?


"Capable" means the weapon should fit and nobody can see any good reason
why it can't be persuaded to work safely.

"Cleared" means it's been tested and confirmed that the weapon and its
interfaces fits, remains secure through the flight envelope, and can be
safely released (and jettisoned) without getting hung up or recontacting
the airframe.

Most folks will accept the
USAF version unless you can prove they are lying.


You do realise that both versions can be correct? It certainly *should*
be "capable" but that tells you very little about its actual ability to
deliver warshots.

Kind of hard for you to do
at this point.


Never once claimed they were lying, just that they haven't done (for
example) store separation tests yet.

Airframe 4003/91-4003 is intended to carry out the JDAM integration
testing: point being "intended", meaning that testing lies in the future
rather than the past.


Or to quote John Manclark, director of test and evaluation at US Air
Force Headquarters:
"IOT&E exercises will assess a four-ship employment of Raptors in likely
combat scenario. The 31-week evaluation will focus on four key
capabilities: global deployment; effectiveness in counter-air missions;
survivability in an air-to-air and surface-to-air environment; and
sortie-generation. It will culminate in a sortie surge demonstration.

IOT&E will identify areas for improvement before the aircraft achieves
its initial operational capability milestone that is expected before the
end of 2005. Before IOC, the service will conduct follow-on operational
test and evaluation to validate JDAM release from the Raptor."

Again, the F-22 is 'capable' - just not certified or cleared yet. That's
not my opinion, that's a current statement from the USAF.


--
When you have to kill a man, it costs nothing to be polite.
W S Churchill

Paul J. Adam MainBoxatjrwlynch[dot]demon{dot}co(.)uk
  #4  
Old April 8th 04, 11:31 PM
John Cook
external usenet poster
 
Posts: n/a
Default

Call me an old cynic

But it wouldn't surprise me in the least to see a news release (in
the next week or so) about F/A-22 and JDAMs testing from the USAF....

Now would't that be completly froody!!.

Cheers
John Cook

Any spelling mistakes/grammatic errors are there purely to annoy. All
opinions are mine, not TAFE's however much they beg me for them.

Email Address :-
Spam trap - please remove (trousers) to email me
Eurofighter Website :-
http://www.eurofighter-typhoon.co.uk
  #5  
Old June 9th 04, 11:32 AM
John Cook
external usenet poster
 
Posts: n/a
Default

On Fri, 09 Apr 2004 08:31:44 +1000, John Cook
wrote:



Call me an old cynic

But it wouldn't surprise me in the least to see a news release (in
the next week or so) about F/A-22 and JDAMs testing from the USAF....

Now would't that be completly froody!!.


Ah Haa.... Froody ALERT!!! not bad it was 3 weeks...


http://www.af.mil/news/story.asp?storyID=123007616

On the 30 april 2004

"Edwards officials will continue to develop the Raptor design,
focusing more on developing air-to-ground attack capabilities, General
Pearson said.

"With the recent successful drop of the first bomb from the Raptor's
weapons bay, Edwards will continue to expand this line of testing
until we have successfully developed the required ground-attack
features," General Pearson said.

Operational testers have already started planning for the follow-on
test and evaluation phase of the Raptor, which includes JDAM release
testing, Colonel Freeman said."

Which means they might have dropped a JDAM by now!, but I have not
found any reference to it yet. Can anyone help?.

Cheers
John Cook

Any spelling mistakes/grammatic errors are there purely to annoy. All
opinions are mine, not TAFE's however much they beg me for them.

Email Address :-
Spam trap - please remove (trousers) to email me
Eurofighter Website :-
http://www.eurofighter-typhoon.co.uk
 




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