Me410 effective as a light bomber?

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But was it worth even developing the Me-210 or 410 with that mix of requirements involved compared to a couple more task-specific designs? (the Ju-88 airframe adapted to a variety of roles very well and for a heavily armmed, long range/endurance day fighter, something closer to the P-38 or Fw-187 would have made much more sense)

There's been mixed arguments on whether the Bf-110 made a better night fighter than the Ju-88, but if the latter really did make more sense on the whole, simply dropping Bf-110 production and focusing on manufacturing other types would make much more sense. (sheer volume production of a proven design already tooled up was the main -non political- reason for pressing on with the Bf-109 over the He-100, so the same logic would apply here)

I'm not actually sure the Fw-187 would be in the same boat though, given its size and twin engine (nacelle based) layout, it should have been able to be modified to accept a wider range of engines than its single-engine counterparts and being small/light compared to other twins (and bombers) would have still done fairly well with relatively mid-power engines. (Jumo 211s would have been the most straightfoward conversion from the originally intended DB-600s, but allowing for variants using a variety of DB, Jumo, and perhaps BMW engines would have given it a big advantage in flexibility -more akin to the Ju-88) Hell, even Bramo 323s might have been an interesting choice, at least for a low-alt ground-attack variant. (probably fare much better against enemy fighters than the GA Ju-88 variants or Hs-129 -even with a heavy cannon pod- ... actually, it probably would have done better than the Jumo 210 powered Fw-187 too, at very least in terms of acceleration and climb -drag impacts on level speed would be less straightforward to guess)



For radar to be fitted, they'd probably have had to use an under-fuselage/nose position like the p-38, except with a much bulkier radar arangement with antenna antlers and likely more significant performance loss. (but also able to practically include a second crew member and still likely be lighter and better performing than the 219 -let alone available earlier)

Whether or not the Ju-88 made a better night fighter platform altogether is another matter, though.

That was the end of the Fw 187 whose potential as a long range very high speed daylight fighter and photo recon was apparently not appreciated.
Not to mention a potentially heavy centerline armament, though given the small fuselage likely would have meant using cheek blisters or pods under the chin (or both) at least for mk 108s. (carrying the Me-262's 4-cannon armament would have been outstanding, but a mix of 30 and 20 mm guns like the Ta-154 would have been good too, and 4x MG-151s earlier on would be great as well -or even 4x MG-FF/M prior to the 151/20 becoming available -4x 20 mm also would have partially offset the disadvantage over the Bf-110 in terms of re-loading drums in-flight)




Wouldn't the MW/50 equipped DB-605s at least be better off than the Jumo 211Js employed on the Ta-154 historically?



The Ta-154 with BMW 801D should be a decent performer IMO.
Again, what about the DB-605? (especially the high alt versions) Yes, there's always the Bf-109 logistial priority issue but if it's a sheer matter of having something functional or not ... but we're talking hypotheticals here and (potentially) ignoring political/doctrine specific pitfalls.

The advantage of the 801 I can see would be higher max continuous power than the 605, provided WM/50 is implemented. (same reason the 605+WM/50 was unattractive on the 190 -the high alt models still seem like they might have been worth the trade-offs though, potential gain in range/endurnace too, and mounting space for a motorkannone, but that's getting into a whole other topic with alternate Fw-190 variants)

Hmm - how about a DB-603E on B4 plus MW 50?
Though, I'd try and install every DB 603 I can find on the Fw 190
And there you go into the topic of diverting engines to the 190 as well, granted with the more universally advantageous 603. (that airframe seemed to be one of the most sensible places to be puting 603s as well as 213s, and the 603 allowed for a centerline cannone mounting as well)

The DB-605 AS(M) still seems like a useful candidate too, though, especially in as far as matching/beating the Mustang above 20,000 ft. (compared to using the 801, not the 603 or 213)


Hmm, though the 603 might have been worth considering for Ju-88 night fighters too. (though given the altitudes usually used by British bombers, allotting more 801s to Ju-88s and 603s to Fw-190s would have been more sensible)
 
I don't think the Me 410 development was worth the results achieved ... but I have hindsight. If faced with the task in the situation that was there who can say what decision anyone ELSE might have made ... especially considering the general reputation of Willy Messerschmitt.

Sure, the Me 210 was a failure, but MANY planes turned from flops into success by small changes. Any of us might have given Willy another chance, given his record of DOING it.
 
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What sort of performance would the Me410 have been looking at had the Db603N gotten into service with C3 fuel?
Daimler-Benz DB 603 - Wikipedia, the free encyclopedia
DB 603N (prototype with two-stage supercharger, C3 fuel)
Power (max): 2800 PS (2762 hp, 2059 kW) at 3000 rpm at sea level
Continuous: 1930 PS (1904 hp, 1420 kW) at 2700 rpm at sea level

Sure, but it was misused for what it was designed for and of course the war circumstances prevented it from achieving its potential. Without material restrictions and strategic bombing wrecking industry the Me410 would have had significantly better performance.
 

The fully rated DB 605A would indeed make more power than Jumo 211 J/N/P at most of altitudes, especially above 5 km. Eg. at 5.7 km (18700 ft) the 605A does 1350 PS, vs. 1180-1200 PS of the 211 N/P. The Jumo 211R seem to be a hi-alt variant (different S/C gearing), sacrificed 100-150 PS of take off power, but was supposed to have 1220 PS at 7100 m, where the DB 605A managed ~1140 PS. The 211R does not seem to see much (any?) service, since the Jumo 213A was entering production service by late 1943/early 1944.

So indeed - the DB 605 makes plenty of sense for the Ta-154, especially the hi-alt versions (AS, ASM, D).

I'll try to throw some discussion re. alternative engines for the Fw-190 in another thread.


Hmm, though the 603 might have been worth considering for Ju-88 night fighters too. (though given the altitudes usually used by British bombers, allotting more 801s to Ju-88s and 603s to Fw-190s would have been more sensible)

Agreed re. bolded part.
 
If we take air force press releases at face value there were no average pilots flying any combat aircraft for any nation.

Back in the real world there were plenty of average pilots flying military aircraft including Ju-87s. And it wasn't just a German problem.
 
Comparison: DB 603N ~ 2800 PS
Jumo 213J ~ 2600 -2700 PS

being of almost the same weight (I think) the 603N has the edge over the 213J in that race.
Is that right?
 
The "average pilots" were all flying transports and the poor pilots were washed out in training and became Navigators and Bombardiers.



Which does help explain a few things

AFAIK they raided the training schools for the highly experienced pilots to fly transports, while navigators and bombardiers were highly prized; in fact early on fighter pilots were the worst pilots, as the bombers got the best.
 
Then there is the story of SBD pilot, Stanley "Swede" Vejtasa. During the Battle of the Coral Sea he was attacked by three A6M2 Zero fighters; he shot two of them down and cut off the wing of the third in a head-on pass with his wingtip.

Vejtasa's skill thus having been clearly demonstrated, he was transferred to fighters; in October 1942, he shot down seven enemy aircraft in one day.
 
Comparison: DB 603N ~ 2800 PS
Jumo 213J ~ 2600 -2700 PS

being of almost the same weight (I think) the 603N has the edge over the 213J in that race.
Is that right?

What sort of performance would the Me410 have been looking at had the Db603N gotten into service with C3 fuel?
Daimler-Benz DB 603 - Wikipedia, the free encyclopedia

Around 700 km/h? Problem with both 603N and 213J is that they are way too late to matter.
Both engines were making just above 1900 PS at ~10 km.


Not sure that any realistic increase in performance of the Me-410 would not be matched by increased performance of Allied fighters. With that said, use of Me-410 in the day fighter role was a self-inflicted wound.
 
 
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I doubt that.

Transport pilots flew multi engine aircraft over long distances in weather conditions which would have grounded Ju-87s and Me-109s.
 
I've read several Luftwaffe pilots biographies, In more than one it was mentioned that the flight students with the higher grades were chosen for Stukas.
I'm talking about the early WW2 time period.

You've got to admit it takes a certain type of pilot, one with extreme self confidence, to be able to stand a aircraft on it's nose and concentrate on a accurate bomb drop.

I guess it's time for me to start searching thru some old books.
 
I doubt that.

Transport pilots flew multi engine aircraft over long distances in weather conditions which would have grounded Ju-87s and Me-109s.

A lot of transport pilots were in fact flight instructors doing two roles every time the a supply crisis developed. They were murdered in droves over the airborne assault over Holland, Crete, The Demyansk pocket resupply, Stalingrad and over the Mediterranean attempting to supply Rommel.

The Crete and Mediterranean losses were due to enigma decrypts, the Stalingrad losses due to difficult conditions.

It's been argued by John Mosier in "The Blitzkrieg Myth" that the losses of instructors in Holland to AAA and of landed Ju 52 was so severe it may have cost the Germans the battle of Britain. Mosier blames the limitations and inefficiency of the Ju 52 to a large part.

I believe there is a saying "Amateurs study Tactic's, professionals study logistics"
 
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Not only the Ju87 but also the Bf110.

This also might be the reason Luftwaffe single engine fighter pilots felt it was beneath them to do ground attack.
 

Mosier has been widely panned as a source by professional historians; plus he's an English professor, not a historian.
 
2-stage doesn't seem to be the breaking point here really. A good (large) single stage unit can work quite well, though inter/aftercooling and/or water injection is just as important. The DB 605-AS models compared relatively favorably with the 2-stage merlins as it was, the problem was getting the AM/ASM models out rather late. (the AM models compared rather favorably with the low/medium altitude tuned 2-stage Merlins too, and significantly better than the single stage ones)

German engines already made up the difference in fuel quality with fuel injection and larger displacement engines. Use of C3 fuel did help as well, granted, but cases where engines were specifically optimized for that tended to outright outperform comparable American and British counterparts.

In the case of DB engines, the barometrically controlled variable speed supercharger helped efficiency too. (having the waste heat end up dissipating in the fluid coupling rather than into the manifold is significant -mechanically linked supercharger gearing would mean limiting boost pressure via engine RPM or throttle position -the latter simply choking the supercharger intake and ending up with lower pressure, but still overheated air)

From what I gather, the bigger problem with the DB-605 was bearing and lubrication issues. (that affected reliability more than power, though, but the overall problems likely contributed to delays in up-prating the engines -structrual concerns can be the limiting factors regardless of fuel or supercharger performance)

Even with the DB-600 shortage, it was an odd move to perform testing with the Jumo 210 rather than 211. (or, rather, not so odd to use the 210 at all, but to target it for production AND not test the 211 at all) Even with the 211's limitations, it might have made the Fw 187 the fastest, best climbing, and possibly best turning fighter in the BoB. (probably not the best roll rate, though the 109, Spitfire, and Hurricane all had problems with heavy ailerons at high speeds)


Somewhat less useful when you're targeting British bombers in the 18,000 ft range, though. High power at 15-20k feet is the envelope they needed. (which fits both the single stage 801 and 603 quite well)

The Luftwaffe liked ventral gun packs on its night fighters, they were concerned to avoid disturbance of the pilots night vision by gun flash.
So for the Fw 187: remove the nose armament, install the AI radar in the nose, and the cannons in a belly pack.

Trying to do that in wood was the real problem. The BMW 801, DB-603, or Jumo 213 would all ave fit well on a Mosquito-beating night fighter. (though DB-605s or even Jumo-211s might have managed that on a smaller twin like the Fw-187)

I suspect 605 engine was too small by 1945, there was the two stage L that might keep the Me 109 going a bit longer but its usefull days were numbered.
Perhaps more limited by the 109 itself, mated exclusively to Messerschmitt fighters (and a handful of Italian fighters) greatly limited the design's potential usefulness.
 
The Db 605 was certainly not too small for 1945. It's displacement and RPM were comparable with RR Griffon. The ASM/D and upcoming L versions were giving plenty of power.

The single stage Merlins were producing around 1460-1500 by 1942 around the time the Merlin 61 came in. This is as much power as the Jumo 211N would have been producing two year latter in 1944.

1460-1500 HP was not power at ~18500 ft, but at 10-12 kft. (power chart)
If we want to compare engines in bombers, the 30-60 min power makes more sense. It was 1200-1000 HP for the Merlin 20s from SL up to 20000 ft, the Jumo 211J was making the same power from SL up to ~6.1 km (~20000 ft!).


It would be helpful if you'd list also the altitudes for respective power values The Merlin 20 series doing 1600 Hp is doing that near the sea level.
The second stage intercooler gain you power at altitude. Above ~19000 ft, the 2-stage Merlin was making 400-500 HP more than Merlin 20s. That's maybe 30-40% more. The really high-alt Merlin 70 will do 1475 HP at 23250 ft, the Merlin 20 series about 900 HP at that altitude.
Or, we can compare the DB 605AS/ASM/D with the 2-stage (but not intercooled) 605L - at 10 km, the 605L was making 1280 PS, vs. around 900 for AS/ASM/D.

The Mosquito was quickly fitted with two stage Merlins for when the mission required it: Photo reconnaissance and Path finding or Marker bombing. Essentially if the mission went much above 15000ft.

That hammers home one thing - a timely 2-stage DB 605 would've been a major boon for the Axis, at least on short term.


Good point re. cluttered night fighter vs. a reasonably streamlined bomber, though the night bombers also have flame dampers. Hence I've proposed the Ta-154 with BMW 801D engines, it would have had some 2 x 300 HP advantage vs. most of bomber Mosquitoes and almost all NF Mossies. Granted, some drag would be added with switching to the radial.
Re. DB 603A vs. 1-stage Merlin - there ain't such thing as a free lunch. A big heavy engine will usually give considerably more power than a small engine.

The LW night bomber over UK does not have radars and gun openings to slow it down, the RAF NF will still have gun openings. Almost all of NF Mossies are with Merlin 20 series (1-stage). Of course, if a good engine can be installed in the bomber, even better.
 
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