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Everything posted by SgtPappy
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MiG-15 vs F-86F Sabre Duels - MiG-15 vs F86F Sabre POJEDYNKI
SgtPappy replied to =Pedro='s topic in Multiplayer
Will there be another event like this? It sounds like fun, and I can't ever find any servers with MiG pilots to fly against anymore :( -
Hey it looks like the KOREAN WAR! server is back up and running! I hopped in today and AWACs worked perfectly for both sides :) Thanks JAGTF!
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That's right, it was very populous but the lack of working AWACS seems to have brought it down. If there are any JAGTF squad guys reading this, please fix the AWACS! Your server is awesome and it'd be great to bring life back into it.
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Oh, hmm I don't know who the admin is. I'll have to look around. But why is this only a problem now? I don't remember anything changing with the process before and it worked great.
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I noticed that no matter what aircraft you fly, I haven't been able to get a response from AWACS in the KOREAN WAR! server. I'm not sure if the problem persists to other servers. Furthermore - and I don't know if this is a new bug - if I contact AWACS at all in my F-86, the radio channel selector automatically switches to channel 1, regardless of what I ask AWACS for. I.e. in the KOREAN WAR! server, AWACS transmits on 260 MHz, which corresponds to channel 3 on my radio. So I go to channel 3, and as soon as I ask for Bogey Dope (for example), I see my channel instantaneously switch to channel 1. If I fly the MiG-15bis, I also get no response from AWACS. Last week when I played, I had no problems getting vectors, now it's impossible to find players unless we contrail and coordinate where to meet in the sky.
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I'm not too sure 7-10 G's should be treated so lightly. Once the plane goes above 7 G's there's supposed to be a check of the entire aircraft as per the manual. Above 10 G's, is an engine inspection. It's not a maybe, or a perhaps. An engine needing to be dropped signifies damage. Over 7.33 G's, there is likely to be some kind of structural yielding (which is not the same as ultimate failure). I don't have the source of that on me right now, but perhaps I'll see if I can find it later if people want to see it. And yielding is not structural failure, it's permanent plastic deformation of certain parts and that is not something to chuckle at. Perhaps, just past 7 G's, yeah, it's not too TOO much a big deal, but passing 7.33 G's (given a factor of safety of 1.2) gives you 8.4 G's. So perhaps, you would see some yielding around 8.4 G's and then failure would be around 11 according to what I've read so far. Furthermore, if you bring plastic deformation to a part, its ultimate load will decrease, meaning that maybe 8 G's will cause failure. Note that I used the lower 1.2 factor of safety value for military aircraft which are expected to pull more G's and fight hard where civil planes would use a factor of safety of 1.5. Additionally, pulling 7 G's with load can rip pylons off: http://www.dtic.mil/dtic/tr/fulltext/u2/017568.pdf Forgive me, I can't find the page now but somewhere in there, it states how the pylons left the plane at 7 G's. Ralph Parr has also mentioned gun jams, and blown fuses at 8 G's. As with any aircraft, fatigue comes into play which means that pulling the aircraft past 7 over and over again for years would eventually bring that plastic deformation point lower. Our F-86 is simply not acting as it should. A single instance past 8 G will almost certainly cause yielding, and continuously going past 7.33 will lead to failure somewhere.
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Is there a way to edit at which point certain sounds are triggered? The 39th guys and I would like to modify the heavy breathing sound trigger so that we can train ourselves to fly near, but not past the 7G limit. If possible, we'd like to edit a lua file so that the heavy breathing starts at around 5.5-6 G rather than 3.5 G. I wasn't sure if I should put this in the G-limits thread, because it's more about a sound mod than a feature implementation request. Thanks!
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The following image is the energy diagrams of the MiG-15 and the F-86F hard wing from Boyd's book. You can easily see that at maximum turn rate, the Sabre is superior by almost 4 deg./s. That's a huge amount but its lower thrust to weight ratio is detrimental to sustained turning. If you're in a Sabre and you can pull only 4G or less, the MiG gains the advantage because it can sustain 4G quite easily while the Sabre will slow down and lose turn rate. This is why nose low turns and lag pursuit is necessary for the Sabre pilot, so that it can take advantage of its higher turn rate each time it speeds up/stays fast.
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Yes, Bull, we need this badly for both the MiG and the Sabre. Note though that the manual doesn't explicitly forbid 6G above 15,000 ft but it does warn of a higher possibility of overshoot when pulling 6G above 15,000 ft. Absolute limit is still 7G.
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I seem to have been mistaken. Our MiG-15bis looks as if it is a late version, but our version still has the NS-23 mm cannons despite looking as if it has the newer, faster-firing NR-23 cannons in the MiG-15bis (late) which should also have a bit more ammo. See the attached link: http://forum.warthunder.com/index.php?/topic/213739-russia-could-use-another-mig-15bis/
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We have a relatively late version of the MiG-15bis actually (mid/late 1951), although to be more accurate, it should probably have the RWR (late 1952/53). This version has the newer, faster-firing NR-23 and N-37 cannons. You can tell by looking at the bulges on the sides of the plane. Also, I think the automatic speed brake capability was installed ever since the MiG-15bis entered service.
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Well this is true, but the question is, how much lift and how much moment? we all know there is something wrong with the rudder, but none of us have had the time or capability to actually prove it. I'd like to look into it myself, but I really don't think I have the time to delve back into my stability and control text book to find out just yet. I really really hope that thread is making Belsimtek look into the rudder too. EDIT: Perhaps we should get the mods to rename this thread "Windshield, Rudder and lack of Over-G super thread" :P
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Yes, first and foremost should always be the flight model. However, I don't remember that thread ever concluding that there was actually something wrong with the rudder. Although, yes, intuitively, it feels like it's not doing anything. But was there anything I missed? And yes, it's your opinion that we want them to "waste time", but when it comes down to visibility, and the most realistic F-86F out there in a sim, I personally don't think it's wasting time.
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I can't cite the sources now, but I believe the kill ratio against all MiG-15's was around 3.5:1 or 2:1. Against just Russian pilots, I believe a non-profit historical research organization called RAND found that the USA:USSR kill ratio was in favor of the Americans at 1.3:1. This suggests that the American and Soviet pilots were equal. To add to the discussion, something that you have to focus on with the Sabre is nose-low maneuvers whenever possible as well as lag pursuit. I cannot stress enough that many Sabre pilots end up getting outturned because they are not using their altitude to turn in a spiral dive or are just blowing all their speed for a first shot. Lag pursuit is key if you want to save energy! If you focus on following a MiG rather than leading it, then you can get a shot before you get too slow. I feel the Sabre has all the tools to deal with a MiG, but it's harder to fly successfully because it's so tempting to get slow and just turn. I find that a Sabre can run away easily, but I have managed to catch all but one MiG in a climb by just accelerating near level flight and pulling up to get behind a climbing/escaping MiG.
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I'm thinking that if they revised the windshield shape to be skinnier at the top and they put the proper armor plate frame then the compass would interfere less because it would be placed behind said frame. We'd also get a small addition in visibility from the side windows.
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Thanks for linking your old thread, Fox. I wish I could say have hope, but I think youre right. Hopefully more people back us up on this though.
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F-86F windshield I started a new thread here since I feel the other one was too old. Now that Belsimtek has decided to commit more time to the Mi-8 and F-86, I'd like to reiterate the fact that the current Sabre canopy is incorrect and should be fixed. I'm having trouble finding F-86F cockpit pictures, so if anyone has F-86F-35 interiors, please post them here. The best I could find was the black and white image below. Note that the windshield armor plate has a significant effect on how the cockpit looks. The two frames that make up the windshield should also be closer together at the top as depicted below. Finally I noticed that the compass that is in front of our faces in the DCS module is off to the side in most F-86 interior shots, though I can't find pictures specific to our Sabre. I'm lead to believe that the compass should be off to the side though.
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Yes, I like the JASDF skins. It'd be nice to have more of them.
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Nice. Downloading now.
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How do the Mig-15 multiplayer aces beat the Sabre jocks?
SgtPappy replied to mjmorrow's topic in DCS: MiG-15bis
I'm finding the opposite. I can disengage and restart the fight at will and almost each time the MiG makes a mistake in a climb or something, I can at least damage it. If the Sabre pilot tries to knife fight with you, then he's usually going to lose. The Sabre's combination of higher top speed and better maximum turn rate allow the Sabre pilot to disengage much more easily at almost anytime and there's little a MiG can do about it. I've managed to follow MiGs in gentle lag pursuits if they don't pull maximum G's. If they DO pull max G at the wrong time, you bet the Sabre can take the first few turns. If the F-86 is in lag pursuit as much as possible, it can even follow MiGs in a zoom climb. Most of my victories come from this. Patience. If the Sabre pilot gets impatient, then he's likely to get shot down. Force him into a rolling scissors and slow it down to as slow as possible. Forcing the Sabre to slow down is the key to defeating a Sabre pilot who is willing to get slow too. Another great strategy in the MiG is to turn very widely and let the Sabre pilot think he can outturn you and then slowly pull harder as the fights slows down. I can't tell you how tempting it is to think you can outturn someone only to have them peel away. At this point the smart F-86 pilot will know just when to disengage and gain a tad bit of separation and altitude. -
Yeah I've seen the crash course one, but when the Sabre lands, it's forced into a ridiculous skid. The original poster's F-86 manages to actually physically slow down to a stop. And what it the heck is happening in the last video. 17 knots? Since when were Sabres VTOL planes? There's something fishy there. That shouldn't be possible. I guess it's the weird weather right?
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Holy cow. I am determined to learn how to do this. Do you have a Tacview file?
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Sweet, thanks Zeke! I added you on Steam. Let me know what time slot best for you. Also I don't think we can use the 39th TS3 unless Bull is there.
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Hi everyone, I posted in the MiG-15bis sub forum but I just realized it might get more attention here. Original thread: http://forums.eagle.ru/showthread.php?p=2356144#post2356144
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Hey everyone, I was wondering if anyone would be interested in being my sparring partner. I fly the F-86F and I need a lot of practise, tips and help. I just got Tacview so I'd find it very beneficial to dogfight with someone on a semi-regular basis. I'm usually on Friday afternoons just around 1pm-3pm, Eastern time (that's GMT -5 hrs, current offset, -4 hrs). I'm also on either Saturday from 11am - 2pm, but am more or less free for most of the day on Sunday. If anyone is interested in beating up my Sabre with their giant cannons, let me know! I fly under 39th_GalmOne online. So 39th guys, if anyone with the MiG is interested, let me know.