Author Topic: Messerschmitt 109 - myths and facts - article now out  (Read 1766 times)

Offline Grendel

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Messerschmitt 109 - myths and facts - article now out
« on: March 15, 2005, 02:25:09 PM »
Messerschmitt 109 - myths and facts

"This article and its sub sections are put together to dispell some of the persistent myths about the Messerschmitt 109 fighter. As the most ever built fighter which was the mainstay of German Luftwaffe and various other air forces, including Finnish, Spanish, Hungarian, Romanian air forces, the plane is also victim of intentional disinformation, many most persistent urban myths and just ignorance. Not having first hand information or poor understanding of the subject leads easily to absurd claims.

The attempt here is to look at the subject, Messerschmitt 109, through the eyes of the 109 pilots.

This article is primarily a collection of pilot quotes that relate to actual flying of the plane. The quotes are from interviews, articles and books. They are complemented with some additional bits about other topics. It is not a serious study - just bunch of pilot opinions that might be conflicting to each other. Pilot's comments are always "their facts". I do not guarantee 100% that the other materials are always completely correct. Errors may and most likely remain."

Examples:

General comments on Me 109

Me 109 G:
"It was very advanced and equipped with new, more sophisticated technology. Nicknamed Gustav, the 109G was well armed, but not as light as the early E and F versions. Its more powerful engine meant higher power settings whose initial climb rate sent it soaring to 18700 feet in six minutes, but at low speed the plane was difficult to handle."
- Major Gunther Rall in April 1943. German fighter ace, NATO general, Commander of the German Air Force. 275 victories. Source: Gunther Rall, a memoir.

Me 109 G:
"Comparing the Curtiss and the Messerschmitt (109 G), which one was the more pleasant to fly ?
Well, both were pleasant each in their own way. The Curtiss was as if in your control all the time. More speed would have been necessary. The Messerschmitt had speed, she climbed well and was well-armed. That was it. Both types were good aircraft in their age."
- Kyösti Karhila, Finnish fighter ace. 32 victories. Source: Interview by Finnish Virtual Pilots Association.

Me 109 G-6:
Me109 had good performance values for its time, the weapons (1 x 20 mm + 2 x 13 mm) were accurate and effective. The option for 3x20mm cannons was well suited against IL-2s. I didn't regard the swerving during take-offs as anything special. In my opinion, the accidents were caused by poor training.
- Martti Uottinen, Finnish war bomber pilot, post war fighter pilot. Source: Hannu Valtonen, "Me 109 ja Saksan sotatalous" (Messerschmitt Bf 109 and the German war economy), ISBN 951-95688-7-5.

Landing the 109

Me 109 E-4:
"I established a speed of 200 kmh to enter the downwind leg, 150 at the end of the downwind, a curving final approach aiming to reduce speed to 130 kmh halfway around, 120 kmh with 30 degreed to go to the centreline and a threshold speed of 110 kmh with a dribble of power to stabilise the rate of speed decay.
Compare this with Black 6 (109 G) where I aimed to be at 200 kmh at the end of the downwind leg and not less than 165 kmh at the threshold."
- Charlie Brown, RAF Flying Instructor, test flight of restored Me 109 E-4 WN 3579. Source: Warbirds Journal issue 50.

Me 109 G-6:
Landing was slightly problematic if the approach was straight, with slight overspeed at about 180 km/h. Landing was extremely easy and pleasing when done with shallow descending turn, as then you could see easily the landing point. You had a little throttle, speed 150-160 km/h, 145 km/h at final. You controlled the descent speed with the engine and there was no problems, the feeling was the same as with Stieglitz. If I recall correctly the Me "sits down" at 140-142 km/h.
The takeoff and landing accidents were largely result from lack of experience in training. People didn't know what to do and how to do it. As a result the plane was respected too much, and pilots were too careful. The plane carried the man, and the man didn't control his plane.
- Erkki O. Pakarinen, Finnish fighter pilot. Source: Hannu Valtonen, "Me 109 ja Saksan sotatalous" (Messerschmitt Bf 109 and the German war economy), ISBN 951-95688-7-5.

Me 109 G:
"I didn't notice any special hardships in landings."
-Jorma Karhunen, Finnish fighter ace. 36 1/2 victories, fighter squadron commander. Source: Hannu Valtonen, "Me 109 ja Saksan sotatalous" (Messerschmitt Bf 109 and the German war economy), ISBN 951-95688-7-5.

Diving - structural rigidity of 109 in dives

Me 109 G:
"The maximum speed not to be exceeded was 750kmh. Once I was flying above Helsinki as I received a report of Russkies in the South. There was a big Cumulus cloud on my way there but I decided to fly right through. I centered the controls and then something extraordinary happened. I must have involuntarily entered into half-roll and dive. The planes had individual handling characteristics; even though I held the turning indicator in the middle, the plane kept going faster and faster, I pulled the stick, yet the plane went into an ever steeper dive.
In the same time she started rotating, and I came out of the cloud with less than one kilometer of altitude. I started pulling the stick, nothing happened, I checked the speed, it was about 850kmh. I tried to recover the plane but the stick was as if locked and nothing happened. I broke into a sweat of agony: now I am going into the sea and cannot help it. I pulled with both hands, groaning and by and by she started recovering, she recovered more, I pulled and pulled, but the surface of the sea approached, I thought I was going to crash. I kept pulling until I saw that I had survived. The distance between me and the sea may have been five meters. I pulled up and found myself on the coast of Estonia.
If I in that situation had used the vertical trim the wings would have been broken off. A minimal trim movement has a strong effect on wings when the speed limit has been exceded. I had 100kmh overspeed! It was out of all limits.
The Messerschmitt's wings were fastened with two bolts. When I saw the construction I had thought that they are strong enough but in this case I was thinking, when are they going to break
- What about the phenomenon called "buffeting" or vibration, was there any?
No, I did not encounter it even in the 850kmh speed."
- Kyösti Karhila, Finnish fighter ace. 32 victories. Source: Interview by Finnish Virtual Pilots Association.

Me 109 G:
"Me 109 had good and accurate weapons, but those were the only good points of it. To me, it's unacceptable that somebody had built a fighter plane that couldn't be dived without limits. Me109 had a dive limit of 880km/h - you weren't to exceed it or the plane would break up. Just this happened to Sgt Mäittälä. I (and Pokela) was forced to exceed this limit twice, I can't describe how it felt just to sit in the cockpit waiting, if the plane would break up. I have never gotten rid of that feeling, of being trapped."
-Heimo Lampi, Finnish fighter ace. 13 1/2 victories. Source: Hannu Valtonen, "Me 109 ja Saksan sotatalous" (Messerschmitt Bf 109 and the German war economy), ISBN 951-95688-7-5.

Me 109 G-2/G-6:
"The Russkies never followed to a dive. Their max dive speeds were too low, I suppose. It was the same in the Continuation War, their La-5's and Yak-9's turned quickly back up. "
- How heavy did the Me controls get at different speeds?
"It got heavy, but you could use the flettner. It was nothing special, but a big help.
Once in '43, there was a Boston III above the Gulf of Finland. I went after it, and we went to clouds at 500 meters. Climbing, climbing, climbing and climbing, all the way to seven kilometers, and it was just more and more clouds. It got so dark that I lost sight. I turned back down, and saw the Russkie diving too. Speed climbed to 700 km/h. I wondered how it'd turn out. I pulled with all my strength when emerging from the clouds, then used the flettner. I was 50 meters above sea when I got it to straighten out. I was all sweaty. At that time the Me's were new to us."
- Did the roll capabilites change?
"Not so much. It got stiffer, but you still could bank."
- Were you still in full control at high speeds, like at 600-700 km/h?
"Yes. "
- Mauno Fräntilä, Finnish fighter ace. 5 1/2 victories. Source: Interview by Finnish Virtual Pilots Association: Chief Warrant Officer Mauno Fräntilä.

Full article available at the Finnish Virtual Pilots Association web site:
http://www.virtualpilots.fi/feature/articles/109myths/

Other recent English language articles:

Martti Lehtovaara
Martti Lehtovaara was interested on aviation already at a young age. He was trained as pilot in the military pilot course #2. During the Continuation War first at Reserve Squadron 35, then as fighter pilot in Squadrons 32, 24 and 26.
"A couple of Russians spotted him and came after. Bruun called to mechanics in the tent to come and see how Cassu gets shot down. Everyone thought that's what would happen. " ...read the whole story.
http://www.virtualpilots.fi/hist/WW2History-MarttiLehtovaaraEnglish.html

Chief Warrant Officer Mauno Fräntilä
Chief Warrant Officer Mauno Fräntilä "began the flight business in 1936". He was one of the few who piloted the Fokker D.XXI fighter in the Winter War sorties. Subsequently Fräntilä served in Squadron 32 and was one of those who were assigned to the new Squadron 34 that was equipped with the new Me-109 fighters. After the war Fräntilä continued as an Air Force pilot, working as a flight teacher.
"Speed was essential and should never be lost in combat. Never become a cross in the sky. The Messerschmitt was exellent. You got always away when you pushed your nose down, and it then rose like an elevator. You soon had upper hand again.
http://www.virtualpilots.fi/hist/WW2History-MaunoFrantila2English.html

Offline Guppy35

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Messerschmitt 109 - myths and facts - article now out
« Reply #1 on: March 15, 2005, 03:12:39 PM »
Looks like some really great stuff :)

Just remember, there are those who will come in and tell you that anecdotal pilot accounts and memories mean nothing.

It's gotta be test data numbers :)

Dan
Dan/CorkyJr
8th FS "Headhunters

Offline MiloMorai

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Messerschmitt 109 - myths and facts - article now out
« Reply #2 on: March 15, 2005, 05:46:26 PM »
How did he use the Flettner since it could not be adjusted by the pilot from the cockpit?

Many a/c survived their 'do not exceed' speed in a dive and survived. Many didn't.

I guess the many pilots who were experten who had landing accidents were not well trained.

Offline Grendel

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« Reply #3 on: March 15, 2005, 06:06:26 PM »
Quote
Originally posted by MiloMorai
How did he use the Flettner since it could not be adjusted by the pilot from the cockpit?


Flettner often equals trim for the vet pilots.

Offline MiloMorai

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« Reply #4 on: March 15, 2005, 07:04:31 PM »
Quote
Originally posted by Grendel
Flettner often equals trim for the vet pilots.


Flettners only eased the force required to move the rudder. The P-51 had trim tabs that doubled as 'Fletteners'. ie moving in the opposite direction to control surface direction.

Offline Kurfürst

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Messerschmitt 109 - myths and facts - article now out
« Reply #5 on: March 17, 2005, 03:41:25 AM »
[QOUTE]Originally posted by MiloMorai
I guess the many pilots who were experten who had landing accidents were not well trained. [/QUOTE]

They didn`t pay attention and didn`t treat the airplane with enough respect. When they thought they could go easy with it, they groundlooped, simply as that. Big mistake with such high performance planes, I could qoute examples for spitty and pony pilots for the same, what happens when they thought they could go easy behind a monster engine.  Tobak described the same thing, even though he only converted to 109 in 1944, yet he never groundlooped or suffered accident- because he 'always took off with the plane as it would be the first one'. He even landed it when he was wounded from soviet cannon shells. It`s the attitude, not the training.
The Messerschmitt Bf 109 Performance Resource Site
http://www.kurfurst.org

Offline Wotan

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« Reply #6 on: March 17, 2005, 08:01:56 AM »
Quote
Originally posted by MiloMorai
Flettners only eased the force required to move the rudder. The P-51 had trim tabs that doubled as 'Fletteners'. ie moving in the opposite direction to control surface direction.


That's not what Grendel said. The Pilot recounting the event is referring to elevator trim. He may have used the term 'flettner' but the clear reference is to 'trim'.

There was no manual adjustment of 'flettner' this should be clue 1.

Clue 2 would be in bold:

Quote
- How heavy did the Me controls get at different speeds?[/i]

"It got heavy, but you could use the flettner. It was nothing special, but a big help.

Once in '43, there was a Boston III above the Gulf of Finland. I went after it, and we went to clouds at 500 meters. Climbing, climbing, climbing and climbing, all the way to seven kilometers, and it was just more and more clouds. It got so dark that I lost sight. I turned back down, and saw the Russkie diving too. Speed climbed to 700 km/h. I wondered how it'd turn out. I pulled with all my strength when emerging from the clouds, then used the flettner. I was 50 meters above sea when I got it to straighten out. I was all sweaty. At that time the Me's were new to us."


If you read the first section on that page it says:

Quote
This article is primarily a collection of pilot quotes that relate to actual flying of the plane. The quotes are from interviews, articles and books. They are complemented with some additional bits about other topics. It is not a serious study - just bunch of pilot opinions that might be conflicting to each other. Pilot's comments are always "their facts". I do not guarantee 100% that the other materials are always completely correct. Errors may and most likely remain, but you can send corrections.


Is it that hard to figure out what the guy meant? Or is this another one of your nit picking word games?

Offline Angus

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« Reply #7 on: March 17, 2005, 09:43:29 AM »
Very nice thread Grendel :)
I'll try to dig up some more, Have to translate from German though.
It was very interesting to carry out the flight trials at Rechlin with the Spitfire and the Hurricane. Both types are very simple to fly compared to our aircraft, and childishly easy to take-off and land. (Werner Mölders)

Offline MiloMorai

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« Reply #8 on: March 17, 2005, 10:18:16 AM »
What are you babbling about again Wotan? :(

Just as many here think the Flettner was a trim tab so did the confused pilot in his quote.

All I did was point out that the Flettner was NOT a trimming devise. :p

Offline Grendel

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« Reply #9 on: March 17, 2005, 12:44:18 PM »
Quote
Originally posted by Angus
Very nice thread Grendel :)
I'll try to dig up some more, Have to translate from German though.


Angus,

I'd be very grateful. As you can see from the quotes, any comment that relates to the plane is cool. Flying, systems, takeoff, landing, tactics, ground ability, guns, whatever. Positive, neutral or negative.

And don't worry, most of the stuff on that page HAS been translated so you're in good company ;-)

Offline Angus

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« Reply #10 on: March 17, 2005, 12:50:28 PM »
RGR that Grendel!
I have some points on startup and Taxiing, it was 109D or 109E, not sure which.
Of course I have that stuff on the slats ond so on, but let's keep the flames where they already are.
I have Quill's notes on flying the 109, and then something about the quirks of the 109. (Very blurry document, but rather interesting)
Then I have some more direct access with a 109 vet, but that's just me & the phone, so nothing documented.

Unless.....I can somehow record it. Possible with software like skype perhaps???

Anyway, best of luck, hope there is some stuff coming in, and from Finland, it is always a pleasure ;)
It was very interesting to carry out the flight trials at Rechlin with the Spitfire and the Hurricane. Both types are very simple to fly compared to our aircraft, and childishly easy to take-off and land. (Werner Mölders)

Offline Wotan

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« Reply #11 on: March 17, 2005, 03:07:42 PM »
Quote
Originally posted by MiloMorai
What are you babbling about again Wotan? :(

Just as many here think the Flettner was a trim tab so did the confused pilot in his quote.

All I did was point out that the Flettner was NOT a trimming devise. :p


It's only confusing to you. You are the only who brought it up on this forum. No asked you to explain what flettner was.

It's completely clear in the context used by the person recounting the event that he was referring to elevator trim.

Not only that there's a disclaimer at the beginning of the article that specifically points out that some of the info (that would include terminology) maybe factually or technically inaccurate.

Grendel even told you:

Quote
Flettner often equals trim for the vet pilots.


It doesn't get more clear then that.

All you did was act out your typical little ***** self nit picking over the obvious. You weren't explaining anything to anybody...

Offline Grendel

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« Reply #12 on: March 17, 2005, 03:08:47 PM »
Angus, sounds excellent. Just translate all you got, that will be great help :)

If you know a 109 vet pilot, that's amazing resource. You really should sit down for one whole day and talk about everything. His career, training, combat, mates, squadron, airfields, everything. You can go through our history site for some topics and questions too. Invite him to your place and if you dont have a recorder, use a mic and your pc for recording. Just a get long mic cable , get the mic in between you and start talking :) There's good software for recording audio directly to your harddisk, I use Cooledit but that's commercial. Maybe there's a downloadble demo available.

You can reach me directly at jkauppin@jmp.fi as well.

Thanks in advance!

Offline Angus

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« Reply #13 on: March 18, 2005, 05:49:30 AM »
Thx Grendel.
I can most often reach him on the phone, he lives really far away.
We did meet though and spend a day together, and I hope to be able to visit him in the autumn.
I am looking for the know-how to be able to record from the telephone. Will have a better look at skype, if I call him through Skype it goes through my PC, wire that to my old tape recorder (My old stereo and record player, tihi) and I should be able to tape it to cassette, then change it into Waw over something like cooledit.
Somewhere I think I have some software from an old soundcard, - probably have a waw editor in there.
If not, I'll have to boot up my old 486 with SB pro, hehe.
Well, will be digging in it as soon as I subscribe to Skype.
Thx for the encouragement anyway, - there really are too few of these guys left.
As a sidenote, if I get this devilry to work, I'll be calling all the ones I can get, hehe.
It was very interesting to carry out the flight trials at Rechlin with the Spitfire and the Hurricane. Both types are very simple to fly compared to our aircraft, and childishly easy to take-off and land. (Werner Mölders)

Offline pasoleati

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Messerschmitt 109 - myths and facts - article now out
« Reply #14 on: March 18, 2005, 07:15:07 AM »
To be honest, the article is simply horrible! What ever Gersdorff may say, turbocharging is far more efficient than mechanical supercharger plus exhaust thrust. It is interesting to note that the advocates of the exhaust thust theory usually come from countries and manufacturers who failed to develop workable turbochargers.

The article has other hilarious gems as well. For example, the author (Mikkolainen) claims with a straight face that German and Finnish pilots had more muscle power than Allied pilots! And he is to be taken seriously? It should be mentioned here that Finnish Armed Forces physical training has allways emphasized  endurance over strength.

Unfortunately this article might harm Kurfurst´s far better article´s credibility.