Eurofighter Typhoon (UK versions) - Technical data and discussion (Part 2)

am i misunderstanding or did they nerf the scan speed just for fun even though we had a scan speed that was already knowingly gimped

Spoiler

I was feeling playful

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Imagine a mech 1 bar scan, the first sweep detects, the second sweep tracks. But with ESA radars first sweep detection straight into ESA updates.

So say the mech 1 bar was 1 second per bar, from detection to track it would 2 seconds.

The pattern on an ESA would be 1 second.

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ESA every

after it detected you.
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Beam switching every like .03 milliseconds will do that lol

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I don’t think that’s what he meant, the question is why would the AESA scan horizontally in individual bars, limiting itself by the mechanical scan speed when it could scan vertically electronically while moving horizontally mechanically (think how PIRATE scans right now) allowing it to cover the area at the same speed it would with an electronic scan.

Can we expect a nerf on soviet ESA radar ACM scan rates for aircraft and for the BUK TELAR if this is the case then?

Because those are more than 2x the speed of any other ESA radar in the game (can scan a 60x60 area in 0.1 seconds if I am reading the files correctly)

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If the beam is moving vertically or horizontally within the E-Scan volume is meaningless, in either situation the repositioner wouldn’t move.

Referring to the 200x15 scan where the repositioner and the E-scan work in tandem.

All I know is that all acm patterns for irbis is for 10km and all all completed in <1s

Could you, please, clarify what kind of information is needed? The FOV electronic scan speed or a tandem work of repositioner and a plate for full FOR.

Yeah all acm patterns are within the e scan of ±60

The E-Scan volume is at most 140° so in any situation requiring more than that would require the repositioner to move?

Any scan pattern that is less than 140° total FoR demonstrating a given speed or information regarding the time taken to E-Scan a given volume.

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What exactly is their concern about the ESA scan speed being that high? Available power to the radar should be the only limiting factor, no?

Let me reword.

Basically the current consensus is that for a 200 degree scan, the repositioner moves horizontally, and the E-scan effectively does almost nothing as the radar scans in horizontal bars, like any other radar.

What the question was is why would it do this, when the E-scan can scan vertically as well during this motion (due to its significantly faster scan rate) effectively eliminating several or all of the bars, and covering a much larger area.

Oh, do you remember Stinger situation? Same thing 100%

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But the Shilka and many other radars already have such high scan rates (vertically)

Even the BUK TELAR can do a full 60x60 scan at 80km in less than a second

Good question, no idea haha. I’m sure there is some complex reason why its done one way or another but not a radar engineer.