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by vasu_ray
28 Apr 2012 08:24
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

From Saraswat's interview "What about cruise missile defence? VKS: That is a whole new ballgame because it calls for an entirely new set of missiles and radars. My team is presently studying CMD. We are looking at it as a possible next programme after finishing the BMD programme." Are they...
by vasu_ray
28 Apr 2012 07:29
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

at somepoint on this thread we crossed a point which is docking into a GEO sat serving different strategic goals and killing the sat is not one of them, however it employs kill vehicle technology which is ABM derivative any ways
by vasu_ray
28 Apr 2012 06:49
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

agree with you, the justification for a GEO mission is from an economics angle, and the kill vehicle technology is employed as well and can be on a routine basis, another implication is Agni SLV variant can use larger boosters in pursuit of this goal one that serves as a precursor to a full blown IC...
by vasu_ray
28 Apr 2012 06:24
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

Direct ascent hit becomes feasible for targets in LEO with higher close in speeds, for GEO one has to take a merging orbit with sufficient velocity Dr. Saraswat said that they would contend with the electronic hit of a LEO based sat similar to how they started off with BMD for GEO, ISRO routinely te...
by vasu_ray
22 Apr 2012 21:26
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

for direct ascent ASAT they could always do a near collision fly by with a high speed camera pointed at it giving the perspective of closeness and beaming back the video live, the A-4 should do it, in a way its a precursor to a ground launched mid course interceptor for GEO, they could send a small ...
by vasu_ray
21 Apr 2012 10:43
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

Based on what the retired Admiral said immediately after the test, the SLBM track and the Agni track will need to merge, most likely there will be a larger dia missile common for both land and sub-launch? beyond that rather than a manifested ICBM, we should improve the throw weight, a solid fueled S...
by vasu_ray
21 Apr 2012 07:11
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

The mention of A-3 to A-5 upgrade path suggests that we already have an inventory to start with, smart move

can they re-assign A-1 as target missile for the BMD phase-2?
by vasu_ray
20 Apr 2012 08:27
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

Brajesh B, the comment on space deployed interceptors is a MaRV bus in low earth orbit can release a intercepting RV which then changes orbit and aligns with the ballistic trajectory of an incoming enemy missile in its mid-course phase, and due to its higher velocity closes in on the enemy RV or RV+...
by vasu_ray
19 Apr 2012 10:03
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 4358
Views: 517611

Re: Indian Missiles and Munitions Discussion

Congragulations DRDO! hopefully we see these tests soon, in the next 2 years MIRV ASAT (A-4 or nav upgraded A-2 might suffice) Sat launch on Demand and Space based interceptors that cover mid-course through re-entry phases due to flex nozzle enabled MaRV's albeit MIRV sized ones, these are put in sh...
by vasu_ray
11 Apr 2012 19:58
Forum: Military Issues & History Forum
Topic: Newbie Corner & Military Miscellaneous
Replies: 4126
Views: 826507

Re: Newbie Corner & Military Miscellaneous

^^^

a follow on quasi-question is about using software similar to Autolay, which can be extended to account for airframe RCS as well by introducing a new constraint model based on the 'principles of stealth', whatever the latter implies
by vasu_ray
11 Apr 2012 06:22
Forum: Military Issues & History Forum
Topic: Newbie Corner & Military Miscellaneous
Replies: 4126
Views: 826507

Re: Newbie Corner & Military Miscellaneous

Got a question, on the issue of reducing the RCS of Su-30, if the airframe which is made of both metal and composites is rebuilt with the metal part having angles that allow for stealth and the rest is composite so that the overall aerodynamic shape is retained, thus the composites are transparent t...
by vasu_ray
07 Apr 2012 21:26
Forum: Trash Can Archive
Topic: LCH and other Helicopters Discussion Thread
Replies: 3908
Views: 1108958

Re: LCH and other Helicopters Discussion Thread

Hari saab, a hypothetical question, isn't an active protection system (APS) helpful on LCH? the rocket pods seem to be suited for holding APS projectiles as well with MAWS fitted on LCH used to cue them? Navy was working with Israelis on an unmanned version of Dhruv, this Israeli cooperation might e...
by vasu_ray
08 Dec 2011 04:40
Forum: Trash Can Archive
Topic: LCH and other Helicopters Discussion Thread
Replies: 3908
Views: 1108958

Re: LCH and other Helicopters Discussion Thread

Mi-17 with EFTs

http://www.airliners.net/photo/Czech-Re ... 0903549/M/

they could very well be replaced with PGMs
by vasu_ray
07 Dec 2011 21:26
Forum: Trash Can Archive
Topic: Armoured Vehicles Discussion Thread
Replies: 3918
Views: 896296

Re: Armoured Vehicles Discussion Thread

^^ That is the TOS-1 According to wiki it has 220mm rockets which puts it in PINAKA class as opposed to GRAD's 122mm rockets. Would be a good use of the T72 that will be retired or even a Arjun hull (when paired with PINAKA), so that arty can keep pace with fast moving armored thrusts. simple Q, wh...
by vasu_ray
07 Dec 2011 21:21
Forum: Military Issues & History Forum
Topic: Airborne Early Warning & Control: News & Discussion
Replies: 3965
Views: 1168576

Re: AEW&C News & Discussion

would they be sending a tanker from here to test the inflight refueling system?
by vasu_ray
06 Dec 2011 01:18
Forum: Trash Can Archive
Topic: India selects Typhoon & Rafale for MMRCA shortlist - Part 2
Replies: 3977
Views: 837744

Re: India selects Typhoon & Rafale for MMRCA shortlist - Par

Also since there is consensus over the fact that Gripen NG will be very similar to the LCA MK2 there is not much to gain in terms of operational flexibility and tactics by fielding these two aircraft which invariably will sound the death knell for the Tejas program which is not desired. Apart from ...
by vasu_ray
05 Dec 2011 22:30
Forum: Trash Can Archive
Topic: Indian Military Aviation
Replies: 4004
Views: 1156781

Re: Indian Military Aviation

:-) :-) and they also show exoskeletons
by vasu_ray
05 Dec 2011 22:17
Forum: Trash Can Archive
Topic: Indian Military Aviation
Replies: 4004
Views: 1156781

Re: Indian Military Aviation

and the neat conformal arrangement of the external fuel tanks on Mi17 offers free fields of fire out of the portholes vs the clunky outrigger tanks on the blackhawk because they cannot be fitted conformally due to low floor and would block the entrance. http://www.aviationspectator.com/files/images...
by vasu_ray
05 Dec 2011 00:24
Forum: Trash Can Archive
Topic: LCH and other Helicopters Discussion Thread
Replies: 3908
Views: 1108958

Re: LCH and other Helicopters Discussion Thread

helis are very sensitive to unbalanced lateral loads off from the main rotor vertical axis, which could be the reason why armament load hanging from the booms is very light compared to their payload capacity maybe one way this is compensated is by carrying EFT's on the sides of the fuselage where fu...
by vasu_ray
04 Dec 2011 23:31
Forum: Trash Can Archive
Topic: India selects Typhoon & Rafale for MMRCA shortlist - Part 2
Replies: 3977
Views: 837744

Re: India selects Typhoon & Rafale for MMRCA shortlist - Par

At the end of the day, the IAF is going to upgrade its 270 Sukhois to the Super 30 and further standards, purchase some 189 MMRCAs, have 120-180 Tejas and upgrade its Jaguars, MiG-29s and Mirages all of which have been signed off on. Plus it intends for 200 more FGFA class platforms. I think it can...
by vasu_ray
03 Dec 2011 01:57
Forum: Trash Can Archive
Topic: India selects Typhoon & Rafale for MMRCA shortlist - Part 2
Replies: 3977
Views: 837744

Re: India selects Typhoon & Rafale for MMRCA shortlist - Par

trying to cash the happy hour, which aircraft is 'more' suitable for TAR air space as well as the Himalayas for all missions?
by vasu_ray
30 Nov 2011 09:05
Forum: Trash Can Archive
Topic: Armoured Vehicles Discussion Thread
Replies: 3918
Views: 896296

Re: Armoured Vehicles Discussion Thread

how difficult would it be to create Sudarshan sort of glide kits but GPS (+GLONASS) mems based to artillery rounds? the tail piece may be folded wings on the side of a metal cap screwed on at the bottom of the round

Pinaka-2 rocket was supposed to be GPS based as well
by vasu_ray
26 Nov 2011 19:12
Forum: Trash Can Archive
Topic: Armoured Vehicles Discussion Thread
Replies: 3918
Views: 896296

Re: Armoured Vehicles Discussion Thread

I predict 1200 Arjuns (124 Mk 1). estimate is that it will reach MK 5. Rest will be a mix of T-90 and probably a lighter tank. The Mk2 is a welcome development and looks like they will be following an evolutionary path to the FMBT, and an Arjun Mk6 is simply called FMBT like they did with the A2P r...
by vasu_ray
18 Nov 2011 09:29
Forum: Trash Can Archive
Topic: LCH and other Helicopters Discussion Thread
Replies: 3908
Views: 1108958

Re: LCH and other Helicopters Discussion Thread

the Mi-17 sports fuel tanks on its sides, one would think that it helps with handling unbalanced loads by transferring fuel between the tanks as needed, would doing the same in Dhruv help in carrying more armaments on its booms? assuming the current limitation is due to the main rotor having to comp...
by vasu_ray
18 Nov 2011 09:19
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

Q. Any plans on building the Brahmos with composites? even as a Tech Demo
by vasu_ray
16 Nov 2011 10:57
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

Congrats DRDO on the A2P launch! Before launch they expressed 2 concerns, a) the max. altitude it would reach b) and then surviving re-entry for (a), the thrust they could achieve with the FRP stage was a question, and now that they succeeded, the follow on development would be all FRP missiles? als...
by vasu_ray
11 Nov 2011 08:10
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

You have to talk to the pilots to really feel how easy it is to fly with TERPROM. TERPROM takes aircraft info, pilot response time along with terrain info into account to help navigate the terrain. Combined with modern FCS with offers 'Care free handling' it is more like playing video games or usin...
by vasu_ray
10 Nov 2011 07:44
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

Quote: Also, TERPROM aids in safe low level flying and is used in aircraft, however in a missile like Storm Shadow, its input is directly fed into the FCS, why isn't the same possible with aircraft with no human in the loop? navigation is still pilot's responsibility For what purpose/objective? If ...
by vasu_ray
09 Nov 2011 09:47
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

Storm Shadow uses, TERPROM + GPS + INS. While TERCOM uses Radar altimeter, TERPROM is a highly adaptive system employing every seeker available like mmW, IIR as well as radar altimeter in sensor fuzed fashion to provide GPS independent Navigation. In the case of Taurus, "Fusion of sensor data ...
by vasu_ray
08 Nov 2011 09:15
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

Hypothetically, lets say Target is hiding in a building and the missile mission is to hit the target and not to destroy the building. How the missile do that without GPS? Missile has to reach the building by using pre launch information; use the seeker to identify the building and then approach a p...
by vasu_ray
05 Nov 2011 22:00
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

^^ I understood the query you raised. Officially there is no such info in the public domain. Considering the robustness of the missile and its past performance we can draw inference. In my view, to justify its high cost, it should to be able to offer advanced capabilities matching to its cost. I pr...
by vasu_ray
01 Nov 2011 03:02
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

^ Pinpoint accuracy. Less than a meter. maybe the query didn't come out right, if the fixed target is 300km away, what is the deviation of the actual flight path to the planned flight path during mid course given that it uses INS+GPS and flies supersonic in the terminal stage it uses a seeker and r...
by vasu_ray
30 Oct 2011 19:50
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

^^^

what would be the accuracy of the Brahmos flight path given a trajectory to the target? is it within x metres of the planned trajectory? GAGAN is said be accurate to 3 meters
by vasu_ray
30 Oct 2011 08:25
Forum: Trash Can Archive
Topic: Indian Missiles and Munitions Discussion
Replies: 3952
Views: 1182882

Re: Indian Missiles and Munitions Discussion

X posting the Quote from the DRDO thread "India’s totally indigenous multi-satellite constellation receiver (GPS+GLONASS+GAGAN) for high-dynamic applications. He has also developed India’s first miniaturised, 500 fibre-optic gyro-based INS+GPS (FINGS) system. Currently, he is working on MEMS-ba...
by vasu_ray
29 Oct 2011 20:20
Forum: Trash Can Archive
Topic: India selects Typhoon & Rafale for MMRCA shortlist - Part 2
Replies: 3977
Views: 837744

Re: India selects Typhoon & Rafale for MMRCA shortlist - Par

Quote from the article from Karan's links, "LOW-LEVEL RIDE From medium level, I descended to low level and engaged the autopilot and autothrottle into covert terrain-following mode along our pre-planned mission route at 450kt/500ft above ground level (for noise abatement), first over the sea an...
by vasu_ray
28 Oct 2011 05:41
Forum: Military Issues & History Forum
Topic: Military Flight Safety
Replies: 3349
Views: 813695

Re: Military Flight Safety

@Rahul M say System XYZ helps low level flights, (even if it is tech bling) operationals are buying fighters equipped with this, advocating for it to be used in the existing fleet by drawing a baseline on the current capability somehow translates into insulting the operationals since it amounts to a...
by vasu_ray
27 Oct 2011 08:31
Forum: Military Issues & History Forum
Topic: Military Flight Safety
Replies: 3349
Views: 813695

Re: Military Flight Safety

Thanks Karan, you summed it up well, the reason those terms came up was different issues were being focused on, however amateurish that sounded a) in relatively normal terrain, a low level flying Jaguar entered a roll inadvertently and crashed b) in a difficult terrain a low flying Mig-29 crashed du...
by vasu_ray
25 Oct 2011 23:14
Forum: Military Issues & History Forum
Topic: Military Flight Safety
Replies: 3349
Views: 813695

Re: Military Flight Safety

---
Edited. User warned for calling names.

ramana
by vasu_ray
25 Oct 2011 22:00
Forum: Military Issues & History Forum
Topic: Military Flight Safety
Replies: 3349
Views: 813695

Re: Military Flight Safety

Shiv, all the previous posts give out what I think about TERPROM's likely principles, no, I don't have a manual on it. I would like to know your understanding of it before a comparison can be made on the conclusions At the basic level, its a GPS assisted INS that uses terrain map database to avoid f...
by vasu_ray
25 Oct 2011 20:49
Forum: Military Issues & History Forum
Topic: Military Flight Safety
Replies: 3349
Views: 813695

Re: Military Flight Safety

some of the limitations of TERPROM, GCAS: TERPROM resorts to sqawking and at fighter speeds doesn't help always Nothing on the G-loc situation except floating like a zombie, still works in peace time The error recovery modes of GCAS is to do a fly up exposing the plane, rudimentary in a way but safe...