Revell 04278 1/72 Boston Mk.V / A-20J Havoc

Douglas A-20 Havoc (DB-7/Boston/P-70)

World War Two
United States
medium bomber, attack aircraft, night fighter
A-20 & A-20A (Boston I/II) - A-20 for high-altitude bombing and A-20A for low and medium altitude combat.
A-20B - 999 were built (665 aircraft were exported to the Soviet Union)
A-20C - from 1941, with slanting nose glass, RF-2600-23 engines, self-sealing fuel tanks, and additional protective armor, can carry an 2,000 lb torpedo. 948 were built
A-20G - from Feb 1943. 2850 were built. The glazed nose was replaced by a solid nose containing four 20 mm Hispano cannon and two .50 in M2 Browning machine guns. After the first batch of 250, the less-accurate cannon were replaced by more machine guns. After 750 aircraft had been built, a power-driven gun turret fitted with two .50 in machine guns was fitted, with the fuselage 6 inches (15 cm) wider as a result, and the ventral tunnel gun changed from a .30 in to another .50 in Browning. Two 1,600 hp (1,200 kW) R-2600-23. Many A-20Gs were delivered to the Soviet Union. And were used on low-level sorties in the New Guinea theatre.
A-20H - same as A-20G, with 1,700 hp (1,270 kW) R-2600-29. 412 were built.
A-20J (Boston IV) - from summer of 1944. Added bombardier in an extended acrylic glass nose section (to lead bombing formation). 450 were built (169 for RAF as Boston Mk IV.
A-20K (Boston V) - final production version. Same as A-20J, except with engine R-2600-29s instead of -23s.
P-70 night-fighter - from September 1942. Equipped with SCR-540 radar (a copy of the British AI Mk IV), the glazed nose often being painted black to reduce glare and hide the details of the radar set, and had four 20 mm forward-firing cannons (120 rounds each). 60 A-20 were converted to P-70; 13 A-20Cs and 51 A-20Gs were converted to P-70A. Differences were to be found in the armament, with the 20mm cannon package replaced by an A-20G gun nose with six .50 caliber guns installed, the SCR-540 radar installation being carried in the bomb bay with the vertical-plane, twin-dipole "arrowhead" transceiving antenna protruding between the nose guns. Only served in the Pacific during World War II.