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your considerations are excellent, but if you have to wait for an engine that isn't yet available, yesterday they wouldn't have presented the almost definitive Yasin but it was still on the designers' table.
OWJ is derived from the J85-GE-21, a very well known, tested, reliable and important engine that you have available today.
L-39 very good aircraft and the Syrians also use L-39ZA with good CAS characteristics, four pylons for a total payload of +/-1,300 kg and above all provision for a 23 mm GSh-23L double-barreled cannon fixed in a compliant capsule under the pilots compartment, but even these L-39s are not eternal and after an intense use in 12 years of war, Damascus will soon have to think about a replacement.
Jet engine used in L-39 is turbofan that is half specific fuel consumption compared to J85-GE-21 and size of Yasin is partly due to relying on Owj turbojet.
For example if Iran had acquired example of Ivchenko AL-25 for reverse engineering then Yasin could have been 1.5 tons lighter with minimal sacrifices.
Although size of Owj turbojet provides possibility for swapping out it for FJ44-4M equivalent engine if Iran upscales FJ33 derived turbofan Jahesh-700.
Though in long term it would be probably fit Iran more to reverse engineer and improve L-39 because then doubling of air fleet would be possible.
 
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Jet engine used in L-39 is turbofan that is half specific fuel consumption compared to J85-GE-21 and size of Yasin is partly due to relying on Owj turbojet.
For example if Iran had acquired example of Ivchenko AL-25 for reverse engineering then Yasin could have been 1.5 tons lighter with minimal sacrifices.
Although size of Owj turbojet provides possibility for swapping out it for FJ44-4M equivalent engine if Iran upscales FJ33 derived turbofan Jahesh-700.
Though in long term it would be probably fit Iran more to reverse engineer and improve L-39 because then doubling of air fleet would be possible.
In my country it is often said:
"if" and "but" will get you nowhere.
Today Iran doesn't have that type of turbofan, it didn't make that choice (Ivchenko AL-25) because in that period it was more important to support the F-5 and its J85 turbojets, that's why it made the spare parts first and then completely reverse engineered it and today it can produce the OWJ turbojet and still support the F-5E and Iranian versions like the Kowsar.
Therefore today the course of events cannot be changed by making assumptions.
Yasin was born because the OWJ turbojet was available in Iran, ok, old technology, it consumes more than a turbofan, but today that's what they have in production and that's what they will use, but at least today they will have new aircraft.
Then turbofans will come too, but that's another story we could tell when these new engines are introduced.
 
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In my country it is often said:
"if" and "but" will get you nowhere.
Today Iran doesn't have that type of turbofan, it didn't make that choice (Ivchenko AL-25) because in that period it was more important to support the F-5 and its J85 turbojets, that's why it made the spare parts first and then completely reverse engineered it and today it can produce the OWJ turbojet and still support the F-5E and Iranian versions like the Kowsar.
Therefore today the course of events cannot be changed by making assumptions.
Yasin was born because the OWJ turbojet was available in Iran, ok, old technology, it consumes more than a turbofan, but today that's what they have in production and that's what they will use, but at least today they will have new aircraft.
Then turbofans will come too, but that's another story we could tell when these new engines are introduced.
With time, the situation will improve, as along as the economy allows.

Their was a time, and it wasn't that long ago, maybe in the mid 2000s 15 years ago. Iran's scud derivates had a 1 km CEP. They will complete that need for a heavy turbofan one day because it is essential. In the meantime...
 
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If Iran is going to be a 400+ fighter airforce in the future, it will need much more than 24 trainers.

Most of Iran’s air pilots are older and there will have to be a large generation of younger pilots that get trained and the F-5 maybe too dangerous to teach them on.

I think eventually Iran will need 50+ trainers. Just depends on how big Iran’s airforce will be in post 2030
 
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In my country it is often said:
"if" and "but" will get you nowhere.
Today Iran doesn't have that type of turbofan, it didn't make that choice (Ivchenko AL-25) because in that period it was more important to support the F-5 and its J85 turbojets, that's why it made the spare parts first and then completely reverse engineered it and today it can produce the OWJ turbojet and still support the F-5E and Iranian versions like the Kowsar.
Therefore today the course of events cannot be changed by making assumptions.
Yasin was born because the OWJ turbojet was available in Iran, ok, old technology, it consumes more than a turbofan, but today that's what they have in production and that's what they will use, but at least today they will have new aircraft.
Then turbofans will come too, but that's another story we could tell when these new engines are introduced.
They had 9 years to acquire that turbofan from Syria.
 
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If Iran is going to be a 400+ fighter airforce in the future, it will need much more than 24 trainers.

Most of Iran’s air pilots are older and there will have to be a large generation of younger pilots that get trained and the F-5 maybe too dangerous to teach them on.

I think eventually Iran will need 50+ trainers. Just depends on how big Iran’s airforce will be in post 2030
Well, Iran will try to modernize it's air force but 400 manned fighter jets it's unlikely ... Most of work would delegate to drones ...
 
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Will be curious to see what trainer Yasin replaces (or supplements). Quite possible that it replaces PC-7s (or slots in as an additional step after them) so Iran would still be using Kosar as a supersonic trainer. Though if you look at the US Navy they go straight from the T-45 Goshawk (which is a carrier version of the subsonic BAe Hawk) to F/A-18s and F-35s.

 
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They had 9 years to acquire that turbofan from Syria.

True, but the assumptions of why they continued with the OWJ - J85 are the same as I listed in the previous answer.
PS
But this does not preclude that in the last decade the Iranians have also managed to get their hands on that turbofan from Syria or in other places other turbofan models.
Also because the Iranian engineers and technicians did not just stop at making the OWJ turbojet, they still made a turbofan "Jahesh-700"
 
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Does anyone know the full range of Iranian air-to-air missiles that are domestically produced? And if so, their specifications

Would be interesting to see what IRIAF SU-35s could be armed with from Iran's indigenous inventory
 
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Does anyone know the full range of Iranian air-to-air missiles that are domestically produced? And if so, their specifications

Would be interesting to see what IRIAF SU-35s could be armed with from Iran's indigenous inventory
here is what I have..Very hard to Interface a non-Russian missile to something like SU 35 or any other foreign made Aircraft..besides the issues of HW compatibility you need to tap into SU 35 Mission computer software ..not going to be allowed to any one..

Iran has a good number of 1970s AIM xx and AGM-65 Maverick missiles that have been updated to digital electronics but I do not have all details and also the Modified Phoenix missile. named Fakour-90

Iranian's BVR "Air-To-Air" missile makes it to the world's Top 7

Fakour-90 built by BABAI missile industries is a BVR air to air missile based on American "Phoenix" missile ..modified with improved performance and in full production.

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Why is the ability to counterattack so important?
One reason is that radar is not as versatile as commonly believed and is strongly affected by weather conditions.
For example, research in Japan has shown that in heavy rainfall of 16 mm per hour, X-band signals are attenuated to 1/5300 of their original value
when returning from 50 km away, rendering them useless.
Infrared and visible light are also disrupted, making lasers completely unusable in this level of rain.
The effectiveness of the air defense system is significantly reduced during heavy rainfall.

The S band signals, which are considered to be less affected by weather conditions, are attenuated to 1/75,000 when returning from 200 km away during 16 mm rainfall,
making detection over long distances completely impossible.
(Of course, in reality, not all of the paths along the way will be rained on.)

Radar is not the eye of God that can ignore the weather.
This is also the reason why the U.S. has completely avoided fighting in humid East and Southeast Asia.
In Iran and neighboring countries, of course, sunny days dominate, but even so, a simultaneous counterattack during a limited rainfall would make the U.S. think that they are not invincible.

And they would like you to believe that they don't realize it, that the U.S. is invincible, and that the only way to deal with it is to run and hide!
 
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Radar is not the eye of God that can ignore the weather.
but maybe one can ionisize the rainy clouds through what the attacker flew so they then illuminate the attacker. sounds easy cause rainy clouds already are dipols.
 
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