>2.Вот Ил-20 про который я спрашивал-это вариант ретранслятора, ПП или ВКП?
Ил-20ДСР
Ilyushin Il-20DSR (`Coot-A') electronic intelligence and reconnaissance aircraft (Sergey Sergeyev, via
Mark Wagner) (1995)
Ilyushin Il-20DSR (`Coot-A') intelligence-gathering development of the Il-18 airliner (Jane's/Dennis
Punnett) (1993)
ILYUSHIN Il-20DSR
NATO reporting name: Coot-A
TYPE: Military elint/sigint and reconnaissance variant of Il-18
four-turboprop airliner.
PROGRAMME: First observed 1978; 40 built.
CUSTOMERS: Russian Naval Aviation has three Il-20DSRs.
DESIGN FEATURES: Il-18 airframe basically unchanged; underfuselage
container, approximately 10.25 m (33 ft 7½ in) long and 1.15 m (3
ft 9 in) deep, assumed to house side-looking radar; container,
approximately 4.4 m (14 ft 5 in) long and 0.88 m (2 ft 10½ in)
deep, on each side of forward fuselage contains door over camera or
other sensor; antennae and blisters include eight on undersurface of
centre and rear fuselage, with two large plates projecting above
forward fuselage.
Detailed description of Il-18 airliner (565 built) in 1979-80 and
earlier editions of Jane's; following abbreviated details of Il-18D
indicate likely features retained by Il-20:
POWER PLANT: Four 3,126 kW (4,190 ehp) ZMKB Progress/Ivchenko AI-20M
turboprops, each with AV-68I four-blade reversible-pitch propeller.
Ten flexible fuel tanks in inboard panel of each wing and integral
tank in outboard panel; total capacity 23,700 litres (6,261 US
gallons; 5,213 Imp gallons). Some Il-18 airliners have additional bag
tanks in centre-section, giving total capacity of 30,000 litres (7,925
US gallons; 6,600 Imp gallons).
ACCOMMODATION: (Il-20DSR): Flight crew of four or five; 20 mission
specialists.
DIMENSIONS: EXTERNAL:
Wing span....................................37.42 m (122 ft 9¼ in)
Wing chord: at root.............................5.61 m (18 ft 5 in)
at tip.........................................1.87 m (6 ft 2 in)
Wing aspect ratio..............................................10.0
Length overall................................35.90 m (117 ft 9 in)
Height overall.................................10.17 m (33 ft 4 in)
Tailplane span................................11.80 m (38 ft 8½ in)
Wheel track.....................................9.00 m (29 ft 6 in)
Wheelbase.....................................12.78 m (41 ft 10 in)
Propeller diameter..............................4.50 m (14 ft 9 in)
Cabin doors (each): Height......................1.40 m (4 ft 7¼ in)
Width..........................................0.76 m (2 ft 6 in)
Height to sill.................................2.90 m (9 ft 6 in)
DIMENSIONS: INTERNAL:
Flight deck: Volume.............................9.36 m 3 (330 cu ft)
Cabin, excl flight deck:
Length.................................approx 24.0 m (79 ft 0 in)
Max width.....................................3.23 m (10 ft 7 in)
Max height....................................2.00 m (6 ft 6¾ in)
Volume.......................................238 m 3 (8,405 cu ft)
AREAS:
Wings, gross...............................140.0 m 2 (1,506.9 sq ft)
WEIGHTS: AND LOADINGS (Il-18D airliner):
Max payload...................................13,500 kg (29,750 lb)
Max T-O weight...............................64,000 kg (141,100 lb)
Max wing loading.......................457.1 kg/m 2 (93.63 lb/sq ft)
Max power loading..........................5.12 kg/kW (8.42 lb/ehp)
PERFORMANCE: (Il-18D airliner, at max T-O weight):
Max cruising speed......................364 kts (675 km/h; 419 mph)
Econ cruising speed.....................337 kts (625 km/h; 388 mph)
Operating height..................8,000-10,000 m (26,250-32,800 ft)
T-O run..........................................1,300 m (4,265 ft)
Landing run........................................850 m (2,790 ft)
Range, 1 h reserves:
with max fuel...............3,508 n miles (6,500 km; 4,040 miles)
with max payload............1,997 n miles (3,700 km; 2,300 miles)
