Copyright 2009 by Brandon Cope
 
 

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Petlyakov Pe-2 level/dive bomber and recon plane

The "Russian Mosquito" was a twin-engine, twin-rudder bomber and recon plane. It was originally designed to be a high-altitude escort fighter (the VI-100), but as the plane was about to enter production, it was decided that a dive bomber was more useful to Russia so the plane was redesigned in a matter of months. Dive brakes, bomb bays and a bombardier position were added, the superchargers and cabin pressurization gear were removed, and some changes were made to the streamlining. The fuselage bay could hold four 220kg or 100kg bombs and the engine nacelle bays a single bomb in each. Four additional bombs could be carried under the inner wings.

The Pe-2 had one unusual defensive feature -- a DAG-10 launcher wuth ten AG-2 aerial grenades in the tail. When jettisoned, these would explode some 3-4 seconds (90 yards) behind the Pe-2 and hopefully disable any pursuer. Soviet sources claim that 20% of the aircraft killed by Pe-2 crews were via this weapon.

The Pe-2 proved to be very successful, with over 11,000 examples built (although only a small number were in service in June 1941). The Pe-2 did have some problems: The pilot yoke wasn't power assisted, which required some strength to pull back for takeoffs (reportedly, this was a problem with some female crews who used the Pe-2 for night bombing, requiring a second crewwoman to help pull back the yoke). The plane also had poor low-speed handling, so a -2 penalty to Pilot (Twin-engine plane) on takeoffs and landings is justifiable. The feed system for the ventral gun (which aimed by periscope and aimed remoteely) was highly unreliable (Malf 15) on early Pe-2's, but was quickly fixed.

The Pe-2 has a crew of three: Pilot (who also fired the fixed nose ShKASs), bombardier/dorsal gunner, and radio operator/ventral gunner. The Pe-2 uses 82 gallons of aviation gas per hour at routine usage.

Subassemblies: Light Fighter-Bomber chassis with Good streamlining +3, Medium Fighter-Bomber Wings +3, 2xLarge AFV Engine Pods +3, three retractable wheels +1.
Powertrain: 2x820-kW aerial HP gasoline engines [Pods] with 2x820-kW props, and 330-gallon self-sealing fuel tanks [Wings], 8,000-kw batteries
Occupancy: 4 CS  Cargo: none.

<>Armor
All: 2/3
Pilot: F: 0/+10, RL: 0/+15 B: 0/+25
Dorsal Gunner: F: 0/+10, RL: 0/+15, B: 0/+25
Ventral Gunner: UB: 0/+20
Bombardier: F: 0/+10, U 0/+20

Weaponry
2xAircraft LMG/ShKAS [Body:F] (500 each)
Aircraft LMG/ShKAS [Body:B] (900)
Aircraft LMG/ShKAS [Body:B] (900)

Equipment
Body: Large radio receiver and transmitter, navigation instruments, autopilot, 2xbombsight (level for bombardier, dive for pilot), recon camera 1,760-lb bomb bay. Pods: 240-lb bomb bay each. Wings: 4x1,100-lb hardpoints

Statistics
Size: 45'x56'x12' Payload: 3.12 tons Lwt: 9.3 tons
Volume: 312
Maint.: 30 hours Price: $44,500

HT: 9.
HP: 330 [body], 330 [each wing], 225 [each pod], 30 [each wheel]
 
aSpeed: 336
aAccel: 2
aDecel: 25
aMR: 6.25
aSR: 2

Stall: 88. -2 mph per loaded hardpoint.

Design Notes
Design speed was 339 mph. The historical speed has been used, as well as the actual wing area (436 square feet). Chassis cost, wt and HP were multiplied by two to better reflect the historical toughness of the airplane. Loaded weight was reduced by 6.5%. Loaded weght is maximum takeoff weight.

The Pe-2 has four crew positions but only three crewmen. The dorsal gunner moved to the bombardier position during level bombing attacks but remained  at the dorsal gun in dive bombing attacks.

Loaded weight and stall sped assume a 2,600 lb bombload, which was normally the maximum carried. However, aSpeed does not reflect loaded hardpoints.

Some replaced one forward-firing ShKAS and the dorsal one with a 12.7mm Berezin UB (Long Aircraft HMG) in each location (with 150 and 300 rpg respectively). Like most Soviet combat aircraft, multiple RS-82 rockets could be fitted under the outer wings.

The AG-2 grenade does 5dx2 [4d]. The DAG-10 was originally designed for the Il-2.

Variants
The Pe-2FT (1942) replaced the hand-held dorsal gun with a turreted 12.7mm UB machine gun and on nose ShKAS with a UB. The dive brakes were removed and the glass around the bombardier position was reduced to an underside window. It has 940-kW engines giving aSpeed 360 and improving bomb load to 3,600 lbs.

The Pe-2I (1944) could reach 408 mph with new engines and could carry bombs as large as 1,000kg. Only five were built. This designation was also used for a proposed fighter conversion of the Pe-2.

The Pe-2R was a photo-recon version with added fuel tanks.

The Pe-3 (1941) was a fighter version, reverting back to the VI-100 idea. It deleted the bombardier position and ventral gun position, reducing the crew to two. The two nose MGs were moved to the wings, while adding a pair of 20mm ShVAK cannons (20mm Long Aircraft Autocannon) with 250 rpg in the nose. The Pe-3bis was a night fighter variant. A total of 1,300 Pe-3s were built.

The Pe-2UT (1942) was a trainer version, with dupilcate controls.

Photo:
http://upload.wikimedia.org/wikipedia/commons/6/60/Pe-2-2004.jpg