Lla Grumman OV-1 Mohawk est un avion d’observation et d’attaque militaire armé, conçu pour la surveillance des champs de bataille et les capacités de frappe légère. Il est de configuration biturbopropulseur, et transportait deux membres d’équipage avec des sièges côte à côte. Le Mohawk devait opérer à partir de pistes courtes et non improvisées à l’appui des forces de manœuvre de l’armée américaine.
Version RV-1D :
Machine ELINT Quick Look II (31 conversions).
Lla Grumman OV-1 Mohawkis one of the most unique aircraft ever to serve the U.S. Army. Designed as a dedicated battlefield surveillance and light strike platform, it was built to operate from short, rugged clearings near the front lines. With its distinctive bug-eyed canopy for downward visibility and its triple-fin tail, the Mohawk looked like nothing else in the sky. During the Vietnam War, it became the Army’s premier intelligence gatherer, using advanced infrared and radar sensors to find hidden enemy movements at night and through thick jungle canopy.
Underwing pods for 2.75-inch rockets or .50 cal machine guns
Range
1,520 km (945 miles) with external tanks
Design Engineering: STOL and SLAR
STOL Capability:The Mohawk was designed for Short Takeoff and Landing. Its massive propellers and large wing area allowed it to « jump » out of small dirt strips. The pilot and observer also sat in ejection seats—a rare safety feature for a turboprop aircraft at the time.
Lla « Bug Eye » Canopy:The cockpit glass bulged out past the sides of the fuselage. This allowed the pilot and observer to look straight down at the ground beneath them, a critical feature for spotting hidden bunkers or trail disturbances.
SLAR Pod:The OV-1B and D models carried a long, rectangular pod under the belly. This Side-Looking Airborne Radar could map the terrain on either side of the flight path, detecting moving vehicles or metal objects through clouds and smoke.
Triple-Tail Design:The triple vertical fins were a solution to ensure the aircraft remained controllable even if one engine failed at low speeds during a takeoff from a short, obstructed jungle runway.
Operational History: The Silent Hunter
« Whispering Death »:In Vietnam, the Mohawk was known for being remarkably quiet. Its turboprops allowed it to orbit over enemy positions without being heard until it was too late. This earned it a fearsome reputation among the Viet Cong.
Inter-Service Rivalry:The Air Force was jealous of the Mohawk’s capabilities. They successfully lobbied to prevent the Army from arming the Mohawk with permanent guns, insisting that « Appui aérien rapproché » was an Air Force job. The Army bypassed this by using « detachable » weapon pods.
Operation Desert Storm:Even decades after Vietnam, the Mohawk was still in action. During the 1991 Gulf War, OV-1Ds provided real-time intelligence on Iraqi Republican Guard movements, proving that its radar-mapping capabilities were still world-class.
Electronic Warfare:The EV-1 variant was used for « signals intelligence » (SIGINT), intercepting enemy radio transmissions to locate headquarters and anti-aircraft missile sites.
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