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RQ-170 Sentinel

RQ-170 Sentinel - Beast of Kandahar

The US Air Force today confirmed that it is using a drone named the RQ-170 Sentinel, in Afghanistan. The stealthy unmanned aircraft system is developed by the Lockheed Martin’s Skunk Works division, the same company that developed the F-117 Stealth Fighter. However, the RQ-170 looks like a scaled down version of the B-2 Spirit Stealth Bomber. The USAF confirms that the RQ-170 Sentinel is in development, and is expected “to provide reconnaissance and surveillance support to forward-deployed combat forces”, according to a statement released on 4 December.

This announcement comes after a series of images of a jet-powered, stealthy aircraft have appeared on the internet last April, including a clear shot of the aircraft that circulated widely in early December. Besides describing the RQ-170 as stealthy, the USAF released no further technical information about its new UAV, or any photos. This plane has also been rumored to be called the “Beast of Kandahar”. The main purpose of the drone has been reported to be providing aerial and strategic information to the ground forces battling in Afghanistan. “RQ” represents that the aircraft is unmanned and unarmed, which is different from other drones named with “MQ” which are loaded with laser guided weapons.

The aviation authorities coined the name of the aircraft as “Beast of Kandahar” after its 2007 pictures were released which showed the aircraft in action in Afghanistan. The pictures gave the description of an aircraft that resembles a drone that has the ability to cheat radar and has the shape which resembles that of a stealth aircraft. Several aviation journals have made speculations about this mysterious aircraft and have published its pictures. The presence of “Beast of Kandahar” in the region has questioned why the U.S. is using such technology in a warzone where there are no radar systems available to militants. This has pointed towards the possible us of the drone over Iran and Pakistan. According to reports, the U.S. air force has targeted many terrorists in Pakistan with the help of Predators and Reaper drones.

Lockheed Maritin RQ-170 Sentinel

Lockheed Martin F-16 Fighting Falcon

The U.S. Air Force officially named the F-16 “Fighting Falcon” on July 21st, 1980, during a ceremony at Hill AFB in Utah.

The F-16 Fighting Falcon is a compact, multi-role fighter aircraft. In the air combat role, the F-16′s maneuverability and combat radius exceed that of all potential enemy fighter aircraft. It can locate targets in all weather conditions and detect low flying aircraft in radar ground clutter. In the air-to-surface role, the F-16 can fly over 500 miles, deliver its weapons accurately, defend itself, and return to base. An all-weather capability allows it to accurately deliver ordnance during bad weather or at night. With a full load of internal fuel the F-16 can withstand up to 9G’s, it’s likely the pilot will fail before the airframe does.. The bubble cockpit canopy gives the pilot unobstructed vision forward and upward and much improved vision over the side and rear.

The F-16 first flew in December 1976. The first operational F-16A was delivered to the 388th TFW at Hill AFB, Utah in January 1979. The two-seat version, the F-16B, has two cockpits each about the same size as the single ‘A’ version cockpit. To make room for the second cockpit the forward fuselage fuel tank and avionics growth space is reduced.

The Falcon was one of the first to use the now standard fly-by-wire control system whereby no direct mechanical link is provided, instead the pilot’s controls communicate with the F-16 ‘s electronics which in turn move the aircraft’s flying surfaces. This system requires a side-mounted control stick instead of the conventional between the knees joystick that came as standard with combat planes since the beginning, needed for better control during the high-G maneuvers the plane can fly.

To simplify and cut the cost of development and production of the Falcon, some existing and proven systems from other USAF aircraft were adapted for it’s use. Parts used in the earlier F15 Eagle and the old swing wing F111 fighter bomber found a home in the aircraft. Unusually the F16 Falcon has a single engine instead of two. While cutting the cost of the aircraft and also maintenance time it does always increase the chance of a ‘dead stick landing’, however the F16 has proven reliable in the field.

The Lockheed Martin F-16 Fighting Falcon, the first of the US Air Force multi-role fighter aircraft, is the world’s most prolific fighter with more than 2,000 in service with the USAF and 2,000 operational with 23 other countries.

Lockheed Martin F-16 Fighting Falcon

Specifications
Primary Function Multi-role fighter
Builder Lockheed Martin Corp.
Power Plant F-16C/D:
one Pratt and Whitney F100-PW-200/220/229 or
one General Electric F110-GE-100/129
Thrust F-16C/D, 27,000 pounds(12,150 kilograms)
Length 49 feet, 5 inches (14.8 meters)
Height 16 feet (4.8 meters)
Wingspan 32 feet, 8 inches (9.8 meters)
Speed 1,500 mph (Mach 2 at altitude)
Ceiling Above 50,000 feet (15 kilometers)
Maximum Takeoff Weight 37,500 pounds (16,875 kilograms)
Combat Radius [F-16C] 740 nm (1,370 km) w/
2 2,000-lb bombs + 2 AIM-9 + 1,040 US gal external tanks
340 nm (630 km) w/
4 2,000-lb bombs + 2 AIM-9 + 340 US gal external tanks
200 nm (370 km) + 2 hr 10 min patrol
w/ 2 AIM-7 + 2 AIM-9 + 1,040 US gal external tanks

Range Over 2,100 nm (2,425 mi; 3,900 km)
Armament One M-61A1 20mm multibarrel cannon with 500 rounds; external stations can carry up to six air-to-air missiles, conventional air-to-air and air-to-surface munitions and electronic countermeasure pods.

Boeing B-17 Flying Fortress

Boeing B-17 Flying Fortress

The B-17 Flying Fortress is one of the most famous airplanes ever built. The B17 prototype first flew July 28, 1935. Few B-17s were in service on Dec. 7, 1941, but production quickly accelerated. The aircraft served in every World War II combat zone, but is best known for daylight strategic bombing of German industrial targets. Production ended in May 1945, and totaled 12,726.

In response for the Army’s request for a large, multiengine bomber, the B-17 (Model 299) prototype, financed entirely by Boeing, went from design board to flight test in less than 12 months. General features on the B-17 include its mid-wing monoplane design, aluminum-clad exterior, four radial engines, massive wing structure and heavy armament. It was the first Boeing airplane with the distinctive, and enormous, tail for improved control and stability during high-altitude bombing.

Although many U.S. airmen and craft contributed to the Allied victory in World War II, the B-17 has become especially symbolic of the self-reliance, daring and sacrifice of American airmen during the war. American confidence in the B-17 became the cornerstone for the Air Corps doctrine of strategic “daylight” bombing in German-occupied Europe.

The G series could hold a crew of 10, including pilot, co-pilot, bombardier, radio operator, navigator, dorsal turret gunner, two waist gunners, ball turret gunner and tail gunner. Typical for B-17Gs are the four 1,380-horsepower Wright GR1820-97 Cyclone air-cooled, nine-cylinder radial engines equipped with exhaust driven turbochargers.  General features include the raised cockpit section and Plexiglas nose cone. Characteristic of all B-17s, starting with the E series, is the massive dorsal fin, which gracefully sweeps to merge with the fuselage. All B-17s have retractable tail-wheel landing gear. The empty weight of the airplane is 32,720 pounds. Fully armed and loaded, B-17s weigh 65,600 pounds. Payloads of 4,000-5,000 pounds were typical but up to 17,600 pounds could be carried for less than maximum range. The maximum speed was 300 miles per hour at 30,000 feet.

While the B-17s were used in the Pacific, by 1944 the B-29 had replaced the B-17 for use in the Pacific Theater. While in the Pacific, the planes earned a deadly reputation with the Japanese, who dubbed them “four-engine fighters.” The Fortresses were also legendary for their ability to stay in the air after taking brutal poundings. They sometimes limped back to their bases with large chunks of the fuselage shot off. B-17s were initially intended as a fast, land-based bomber, which could patrol at sea and intercept naval vessels.

The B-17 went through several alterations in each of its design stages and variants. By the time the definitive B-17 G appeared, the number of guns had been increased from seven to 13, the designs of the gun stations were finalized, and other adjustments were complete. The B-17 G was the final version of the B-17, incorporating all changes made to its predecessor, the B-17 F, and in total 8,680 was built, the last one on 9 April 1945. Boeing plants built a total of 6,981 B-17s in various models, and another 5,745 were built under a nationwide collaborative effort by Douglas and Lockheed (Vega). Many B-17 Gs were converted for other missions such as cargo hauling, engine testing and reconnaissance. Initially designated SB-17G, a number of B-17Gs were also converted for search-and-rescue duties, later to be re-designated B-17H.

Late in World War II, at least 25 B-17s were fitted with radio controls, loaded with 20,000 pounds (9,000 kg) of high-explosives, dubbed “BQ-7 Aphrodite missiles”, and used against U-boat pens and bomb-resistant fortifications.

Specifications

Wing Span: 103 feet, 10 inches
Length: 74 feet, 4 inches
Height: 19 feet, 1 inches
Weight: 55,000 pounds loaded
Armament: Thirteen .50-caliber machine guns with normal bomb load of 6,000 pounds
Engines: Four Wright “Cyclone” R-1820s of 1,200 horsepower each
Cost: $276,000
Maximum speed: 300 mph.
Cruising speed: 170 mph.
Range: 1,850 miles
Service Ceiling: 35,000 feet
Memphis Bell

Lockheed Martin F-22 Raptor

F-22 Raptor

The F-22A Raptor is a next-generation fighter/attack aircraft that features the latest stealth technology to reduce detection by radar. Using more advanced engines and avionics than the current F-15 Eagle, the F-22A is intended to maintain U.S. Air Force capabilities against more sophisticated enemy aircraft and air defenses in the 21st century.

The Raptor combines stealth, maneuverability and the ability to fly long distances at supersonic speeds — or “super cruise” — in performance of air superiority and air-to-ground missions. Furthermore, it requires less maintenance than older fighters. These capabilities represent an exponential leap in war fighting capabilities.

In 1981 the U.S. Air Force needed a new air superiority fighter that would take advantage of new technologies in fighter design including composite materials, lightweight alloys, advanced flight control systems, higher power propulsion systems and stealth technology. Lockheed Martin’s F-22 won the design competition in April 1991, and the rollout ceremony for the first F-22 Raptor occurred in April 1997.

The Raptor successfully completed its initial operational and test evaluation in 2004, and the program received approval for full rate production. In December 2005 operational aircraft were designated F-22As.

Production of the F-22A is a partnership between Lockheed Martin, Boeing and Pratt & Whitney. Boeing builds the Raptor’s wings and aft-fuselage; the engines come from Pratt & Whitney, and Lockheed Martin builds the forward fuselage and assembles the subsections in Marietta, Ga.

On May 12, 2005, the Raptor program achieved a historic milestone with the delivery of the first combat-capable Raptor to the 27th Fighter Squadron, 1st Fighter Wing, at Langley Air Force Base, Va. In January 2006 the 27th Fighter Squadron flew the first operational mission with the F-22 in support of Operation Noble Eagle (the official name given to the defense of U.S. borders).

A combination of sensor capability, integrated avionics, situational awareness, and weapons provides first-kill opportunity against threats. The F-22A possesses a sophisticated sensor suite allowing the pilot to track, identify, shoot and kill air-to-air threats before being detected. Significant advances in cockpit design and sensor fusion improve the pilot’s situational awareness. In the air-to-air configuration the Raptor carries six AIM-120 AMRAAMs and two AIM-9 Sidewinders.

The F-22A has a significant capability to attack surface targets. In the air-to-ground configuration the aircraft can carry two 1,000-pound GBU-32 Joint Direct Attack Munitions internally and will use on-board avionics for navigation and weapons delivery support. In the future air-to-ground capability will be enhanced with the addition of an upgraded radar and up to eight small diameter bombs. The Raptor will also carry two AIM-120s and two AIM-9s in the air-to-ground configuration.

Advances in low-observable technologies provide significantly improved survivability and lethality against air-to-air and surface-to-air threats. The F-22A brings stealth into the day, enabling it not only to protect itself but other assets.

The F-22A engines produce more thrust than any current fighter engine. The combination of sleek aerodynamic design and increased thrust allows the F-22A to cruise at supersonic airspeeds (greater than 1.5 Mach) without using afterburner — a characteristic known as super cruise. Super cruise greatly expands the F-22A ‘s operating envelope in both speed and range over current fighters, which must use fuel-consuming afterburner to operate at supersonic speeds.

The sophisticated F-22A aero design, advanced flight controls, thrust vectoring, and high thrust-to-weight ratio provide the capability to outmaneuver all current and projected aircraft. The F-22A design has been extensively tested and refined aerodynamically during the development process.

From the very beginning, the F-22A exceeded the USAF’s expectations, and during exercises and deployments, it proved to be more than a match for any fighter opposing it.

During the highly realistic Exercise Northern Edge 2006, the F-22 proved itself against as many as 40 “enemy aircraft” during simulated battles. The Raptor pilots achieved a 108-to-zero “kill” ratio against the best F-15, F-16 and F-18 “adversaries.” The stealthy F-22A also proved that it could avoid and destroy enemy surface to air missiles, and recorded an impressive 97 percent mission capability rate.

Specifically noting the Raptor’s performance at Northern Edge, the National Aeronautic Association (NAA) awarded its 2006 Robert J. Collier Trophy, considered America’s most prestigious award for aeronautical and space development, to the Lockheed Martin Corp.-led F-22 Raptor aircraft team “for designing, testing and operating” the Raptor. Team members included Lockheed Martin, Boeing, Pratt & Whitney, Northrop Grumman, Raytheon and BAE Systems. This amazing aircraft was described as “the most efficient and effective fighter in history, through exceptional performance and outstanding safety features.”

The F-22A will have better reliability and maintainability than any fighter aircraft in history. Increased F-22A reliability and maintainability pays off in less manpower required to fix the aircraft and the ability to operate more efficiently.

Specifications
Primary Function: Air dominance, multi-role fighter
Contractor: Lockheed-Martin, Boeing
Power Plant: Two Pratt & Whitney F119-PW-100 turbofan engines with afterburners and two-dimensional thrust vectoring nozzles.
Thrust: 35,000-pound class (each engine)
Wingspan: 44 feet, 6 inches (13.6 meters)
Length: 62 feet, 1 inch (18.9 meters)
Height: 16 feet, 8 inches (5.1 meters)
Weight: 43,340 pounds (19,700 kilograms)
Maximum Takeoff Weight: 83,500 pounds (38,000 kilograms)
Fuel Capacity: Internal: 18,000 pounds (8,200 kilograms); with 2 external wing fuel tanks: 26,000 pounds (11,900 kilograms)
Payload: Same as armament air-to-air or air-to-ground load outs; with or without 2 external wing fuel tanks.
Speed: Mach 2 class with super cruise capability
Range: More than 1,850 miles ferry range with 2 external wing fuel tanks (1,600 nautical miles)
Ceiling: Above 50,000 feet (15 kilometers)
Armament: One M61A2 20-millimeter cannon with 480 rounds, internal side weapon bays carriage of two AIM-9 infrared (heat seeking) air-to-air missiles and internal main weapon bays carriage of six AIM-120 radar-guided air-to-air missiles (air-to-air load out) or two 1,000-pound GBU-32 JDAMs and two AIM-120 radar-guided air-to-air missiles (air-to-ground load out)
Crew: One
Unit Cost: $142 million
Initial operating capability: December 2005
Inventory: Total force, 91

Lockheed P-38 Lightning

The P-38 was not just a pursuit fighter, it  was so versatile it could also be a bomber, a ground strafer, a reconnaissance plane, and an escort.  It flew at a very high-rate of speed and altitude for its time.   The P-38 had distinctive twin booms and a single, central nacelle containing the cockpit and armament. The multi-engine configuration reduced the Lightning loss-rate to anti-aircraft gunfire during ground attack missions.

That second engine was vitally important, single-engine airplanes equipped with power plants cooled by pressurized liquid were particularly vulnerable to ground fire. Even a small puncture in one coolant line could cause the engine to seize in a matter of minutes.

The firepower was equally as impressive consisting of one 20MM cannon and four .50 caliber machine guns mounted in the central nacelle.  These guns allowed for incredible precision and concentrated fire power when shooting at the target because they were all lined up right in front of the pilot.

In April 1943, America’s intelligence decoded a Japanese message that informed them that Admiral Yamamoto was going to visit the northern Solomon Islands on April 18th. Yamamoto was still considered to be a major figure in the Pacific War and the decision was taken to  kill him. Sixteen P-38 Lightning fighters from 339th Fighter Squadron were ordered to intercept and shoot down Yamamoto’s plane. They intercepted two G4M ‘Betty’ bombers escorted by six Zero fighter planes. Both ‘Betty’ bombers were shot down and Yamamoto was killed

By the end of the war, over 10,000 P-38 Lightning’s had been built in a variety of versions, and was the only American fighter aircraft in active production throughout the duration of American involvement in the war, from Pearl Harbor to Victory over Japan Day.

The P-38 Lightning turned out to be a real “work horse” for the USAAF. It served around the world as a fighter, fighter-bomber, and photographic reconnaissance aircraft and will always be considered one of three great USAAF fighters of World War II.

Lockheed P-38 Lightning

Type: Fighter
Crew: 1 Pilot
Armament:(4) .50 cal machine guns and (1) 20 mm cannon

Specifications
Length: 37″-10 inches;
Height: 12″-10 inches;
Wingspan: 52″
Max Weight: 17500 lbs loaded

Propulsion
No. of Engines: 2
Power plant: Allison V-1710′s
Horsepower: 1745 hp each
Range: 1100 miles
Ceiling: 40000 feet

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