by Massimo Tessitori |
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the first prototype Uploaded on September 30, 2005 |
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the second prototype Uploaded on September 30, 2005 |
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tests and start of production Uploaded on September 30, 2005 |
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prototype of a ground attack plane |
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tests and start of production Uploaded on September 30, 2005 |
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a photo gallery Uploaded on September 30, 2005 |
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a photo gallery Uploaded on September 30, 2005 |
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3 view drawings of Yak-2 and profiles of all versions Uploaded on September 30, 2005 |
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commented images of cutaway, cockpit, engines |
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guide to model building Uploaded on September 30, 2005 |
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a photo gallery Uploaded on September 30, 2005 |
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Yak 2, Yak-4, its forerunners, successors and concurrents |
samolot 22 | BB-22 | Yak-2 | Yak-4 | SB-2M103 | SB-RK (Ar-2) | SBB | Pe-2 mod.1940 | |
year of first flight | 1939 | 1940 | 1940 | 1940 | 1937 | 1940 | 1941 | 1940 |
built | 1 | 1 | 6400 (all versions) | 197 | 2 | 10574 (all versions) | ||
crew | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
engine | 2xM-103 | 2xM-103 | 2xM-103 | 2xM-105 | M-103 | M-105R | M-105R | M-105 |
takeoff power (hp) | 2 x 960 | 2 x 960 | 2 x 960 | 2 x 1050 | 960 | 1100 | 1100 | 1050 |
length (m) | 12.27 | 12.5 | 12.78 | 12.78 | ||||
wingspan (m) | 14.0 | 14.0 | 14.0 | 14.0 | 20.33 | 18.5 | 16.0 | 17.15 |
wing area (sm) | 26.73 | 29.4 | 29.4 | 29.4 | 56.7 | 48.7 | 40 | 40.5 |
empty weight (kg) | 3796 | 4258 | 4560 | 4768 | 4430 | 4415 | 5363 | |
gross weight (kg) | 5023 | 5315 | 5630 | 6115 | 6380 | 6650 | 5961 | 7500 |
speed at sea level (km/h) | 455 | 449 | 410 | 458 | 375 | 410 | 455 | 452 |
speed (km/h) at altitude (m) |
567 4900 |
535 5000 |
498 4800 |
533 5050 |
450/4100 | 480 at 4700 | 560 at 5000 | 540 at 5000 |
climb to 5000 m (min) | 5.75 | 7.4 | 8.0 | 6.5 | 9.5 | 7.1 | 5.5 | 9.3 |
service ceiling empty (m) |
10800 | 8900 | 8700 | 9700 | 9300 | 10100 | 14100 | 8850 |
operational range (km) | 960 | 800 | 900 | 740 | 1900 | 1500 | 880 | 1315 |
takeoff run (m) | 375 | 500 | 390 | 442 | 370 | 340 | 400 | 362 |
landing roll (m) | 855 | 500 | 300 | 496 | 400 | 350 | ||
bomb load (kg) | 120 | 400 | 400-500 | 400-900 | 1500 | 1500 | 1000 | 600-1000 |
armament | 2x7.62 ShKAS | 2x7.62 ShKAS | 2x7.62 ShKAS | 4x7.62 | 3x7.62 | 3x7.62 | 4x7.62 |
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I would thank for their help:
Jan Koennig
Marcin Widomski
Matthias Erben
Jekl Libor
Marko Tisovic
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Le Fanà de l'Aviation n.368- Le Yakovlev 2 et 4 of Khazanov an article with photos
Avijacija i Vremja magazine (1996/04), an article of Khazanov and Medved', with good line and color drawings;
Barbarossa Victims of T.J.Kopanski, ed.Mushroom:
photos of captured and wrecked planes
Red Stars of Geust, Keskinen, Stenman: one photo and one profile
Soviet combat aircraft of the Second world war vol.2 of Gordon, Khazanov,
Medved: some photos and history
Russian piston aero engines of V.Koletnikov, ed. The Crowood Press : image of M-103 engine
http://www.airwar.ru/other/draw/yak2.html
the drawings of Aviacia i Vremja, a bit cropped
http://www.airwar.ru/other/draw/yak4.html
Some photos of destroyed & captured planes on: http://jetjournal.net/modules.php?name=coppermine&cat=82
Some drawings of Ar-2: http://airwar.ru/other/draw/ar2.html
An encyclopedia on Soviet aircraft and images of SBB: http://www.ctrl-c.liu.se/misc/ram/
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