[预警机]专辑之美军

陆基

E-3 Sentry

EC-137D: Two prototype AWACS aircraft with JT3D engines, one fitted with a Westinghouse radar and the other with a Hughes radar. Both converted to E-3A standard with TF33 engines.
E-3A: Production aircraft with TF33 engines and AN/APY-1 radar, 25 built for USAF later converted to E-3B standard. 18 built for NATO with TF33 engines and five for Saudi Arabia with CFM56 engines.
KE-3A: These are not AWACS aircraft but CFM56 powered tankers for Saudi Arabia, 8 built.
E-3B: E-3As with improvements, 24 conversions.
E-3C: Production aircraft with AN/APY-2 radar (Maritime Rack) and system improvements, nine built. NATO E-3A aircraft although not re-designated have been modified to the same equipment standard.
JE-3C: One E-3A aircraft used by Boeing for trials later redesignated E-3C.
E-3D: Production aircraft for the Royal Air Force to E-3C standard with CFM56 engines and British modifications designated Sentry AEW.1, seven built.
E-3F: Production aircraft for the French Air Force to E-3C standard with CFM56 engines and French modifications, four built.
E-3G: USAF Block 40/45 modification with Airframe Modernization Program (AMP).
Sentry AEW.1: British designation for the E-3D.

General characteristics

Crew: Flight crew: 4
Mission crew: 13-19
Length: 152 ft 11 in (46.61 m)
Wingspan: 145 ft 9 in (44.42 m)
Height: 41 ft 4 in (12.6 m)
Wing area: 3,050 ft² (283.4 m²)
Empty weight: 185,000 lb (73,480 kg)
Loaded weight: 344,000 lb (with aerial refueling) (147,400 kg)
Max takeoff weight: 325,000 lb (take off restricted weight) (156,000 kg)
Powerplant: 4× Pratt and Whitney TF33-PW-100A turbofan, 21,500 lbf (93 kN) each

Performance

General characteristics

Crew: 4, two pilots, two RADAR/Intercept Controllers
Length: 42.25 ft (12.9 m)
Wingspan: 69.6 ft (21.2 m)
Height: 16.3 ft (4.9 m)
Wing area: 499 sq ft (46,35 qm)
Empty weight: 18,750 lb (8,504 kg)
Loaded weight: 26,600 lb (12,065 kg)
Max takeoff weight: 29,150 lb (13,222 kg)
Powerplant: 2× Wright R-1820-82WA Cyclone 9-cylinder radial piston engine, 1,525 hp (1,137 kW) each

Performance

W2F-1: Original designation of the Hawkeye, changed to E-2A in 1962.
E-2A: Initial production version, was W2F-1 before 1962.
TE-2A: Two E-2As converted as crew trainers.
YC-2A: Two E-2As converted as prototypes of the C-2 Greyhound
E-2B: As E-2A but fitted with improved computing, enlarged outer fins and provision for inflight refueling. Conversions from E-2A.
YE-2C: Two E-2As converted as E-2C prototypes.
E-2C: As the E-2B but with all new electronics, surveillance radar and search radar, 63 built. In “plus-models” the E-2C also has an upgraded power-plant.
E-2C Hawkeye 2000: It is a new upgrade version of E-2C.
E-2D: Currently in flight test. It will feature an entirely new avionics suite, improved engines, a new “glass cockpit” and the ability to refuel in-flight. Initial Operational Capability (IOC) is expected in 2011.
E-2K: Similar to E-2C Hawkeye 2000. Republic of China (Taiwan) named it E-2K.
E-2T: E-2C variant for Republic of China (Taiwan).

General characteristics (E-2C)

Crew: 5 (2 pilots, 3 naval flight officers – combat information center officer, air control officer, radar operator)
Length: 57 ft 7 in (17.56 m)
Wingspan: 80 ft 7 in (24.58 m)
Height: 18 ft 4 in (5.58 m)
Wing area: 700 ft² (65 m²)
Empty weight: 37,678 lb (17,090 kg)
Loaded weight: 55,000 lb (23,391 kg)
Max takeoff weight: 55,000 lb (23,391 kg)
Powerplant: 2× Allison T56-A-425 or -427 turboprop, 5100 shp (-427) (3,800 kW) each

Performance

Posted in Military & History. Tagged with AEWS, USAF.

By silwings

July 8, 2009