EF-111 Sparkvark airplane model Government Aircraft to determine the capabilities of

to determine the capabilities of each Russian missile

which started life with the 70 seat DC-9-10 of the early sixties

Despite some criticism from Albert Ball

Designed to shoot down heavy bombers

this system provides exceptional maneuverability and allows the pilot to concentrate on operating the weapons system

EF-111 Sparkvark airplane model Government Aircraft to determine the capabilities ofGeneral Dynamics EF 111 airplane model. Development of the EF 111A Raven ["Spark Varks"] began in January 1975 when the Air Force contracted with Grumman Aerospace to modify two F 111As to serve as electronic warfare platforms. The F 111s high speed, long range, substantial payload and reasonable cost made it the ideal candidate to protect allied tactical forces against enemy radar defenses. The EF 111A provided protection by using a jamming orbit