All Civil UAVs articles – Page 88
-
News
Hornet UAV flight testing takes off
Arie Egozi/TEL AVIV Flight testing of the Israeli-developed Hornet vertical take-off and landing (VTOL) unmanned air vehicle (UAV) is under way. The Hornet is being developed by Aero Design and Development (AD&D). Intended primarily for short-range operation, the UAV can also be used in a manned role as it ...
-
News
NASA studies use of UAVs for research into earth sciences
NASA plans to award at least two multiyear contracts to demonstrate whether unmanned air vehicles (UAVs) can support earth science research. The space agency says the technology has progressed to the point that UAVs could "become a robust component of the suborbital programme in earth science". The UAV-based ...
-
News
The sky's...the limit
UAVs will not be able to fill their potential unless the regulations governing their use in civil airspace change Proponents of the unmanned air vehicle (UAV) are keen to describe a future in which pilotless aircraft deliver mail overnight, monitor political troublespots, patrol borders in search of drug smugglers ...
-
News
UAV radar
Israel Aircraft Industries subsidiary Elta has developed a synthetic aperture radar (SAR) with moving target indicator for unmanned air vehicles (UAVs). The EL/M-2055 is based on the EL/M-2060P podded SAR for fighters, and weighs 50kg (112lb). The company says it produces images of almost photographic quality, and they are transmitted ...
-
News
Global Hawk downed by rogue abort signal
Guy Norris/LOS ANGELESNorthrop Grumman says the crash on 29 March of a Ryan Aeronautical RQ-4A Global Hawk unmanned air vehicle (UAV) was caused by an abort signal from another remotely operated vehicle which was being tested more than 250km (140nm) away. The signal accidentally triggered the Ryan UAV's flight termination ...
-
News
NASA sensor technology project shifts focus
NASA's Environmental Research Aircraft and Sensor Technology (ERAST) programme is refocusing on "selling" the capabilities of a group of innovative, remotely piloted aircraft entering, or concluding, critical new tests. The ERAST effort is aimed at developing technologies for a new series of remotely operated, autonomous aircraft that will be ...
-
News
Hummingbird tested
Frontier Systems has flight tested avionics and software for its A160 Hummingbird vertical take-off and landing unmanned air vehicle. The US Defense Advanced Research Projects Agency (DARPA) is funding development of the 48h endurance, 5,500km (3,000nm) range A160 (Flight International, 21-27 July). The key Hummingbird technologies were flown in ...
-
News
High endurance rotorcraft set to fly
The Pentagon's Defense Advanced Research Projects Agency (DARPA) and Frontier Systems this year plan to flight-test a revolutionary unmanned helicopter that can remain airborne for up to 48h and achieve an unrefuelled range of 5,550km (3,000nm). Neither DARPA nor Abraham Karem, Frontier president, will disclose details of the research ...
-
News
UAVs may fly in display at Paris 2001
With more than 50 unmanned aerial vehicles present at this year's show, it has been a bumper year for what was once considered the poor relation of the aviation industry. At the 2001 show, the organiser has secured the agreement of the air traffic authorities to allow UAVs ...
-
News
Quad TiltRotor under study
Graham Warwick/MONTREAL Bell Boeing is studying a four-proprotor tiltrotor aircraft as a potential replacement for both heavylift helicopters and tactical transports. The initial concept for the Quad TiltRotor (QTR) is to use the wing, nacelles, engines and proprotors from the Bell Boeing V-22, mating them to a modified ...
-
News
Predator Feed
Boeing has tested combined operations with an E-8 Joint Surveillance Target Attack Radar system (JSTARS) battlefield surveillance aircraft and a Predator unmanned air vehicle (UAV) using the company's Aviation Information Service antenna. The system fed the video information from the UAV via a satellite to the E-8 to enhance JSTARS ...