The Lockheed EC-121 Warning Star is an American airborne early warning and control radar surveillance aircraft operational in the 1950s in both the United States Navy (USN) and United States Air Force (USAF).

On 15 April 1969, [Note 1] a United States Navy Lockheed EC-121M Warning Star of Fleet Air Reconnaissance Squadron One (VQ-1) on a reconnaissance mission was shot down by a North Korean MiG-21 aircraft over the Sea of Japan.

The EC-121, originally designated RC-121, was a radar-picket version of the U.S. Air Force's C-121 passenger airplane. The EC-121 provided early warning by detecting and tracking enemy aircraft with the electronic gear in the large radomes above and below its fuselage.

2005年4月1日 · In a turbulent, 21-month period at the height of the Cold War, the 551st Airborne Early Warning and Control Wing, Otis AFB, Mass., lost three giant EC-121 aircraft in catastrophic overwater accidents. Fifty of the total 54 crew members died.

2012年1月18日 · Based on the Lockheed L-1049 Super Constellation airliner, the EC-121 Warning Star carried the long-range and height-finding radars required to provide coverage and warning to U.S. aircraft operating over North Vietnam. The EC-121s initiated operations out of Tan Son Nhut Airport on April 16, 1965.

The Lockheed EC-121 Warning Star was an Airborne early warning and control radar surveillance aircraft in service with the United States Navy and the United States Air Force in the 1950s.

The Lockheed EC-121 Warning Star was a United States Navy and United States Air Force Airborne early warning and control radar surveillance aircraft. A military version of the Lockheed L-1049 Super Constellation, it was designed to serve as an airborne early warning system to supplement the Distant Early Warning Line, using two large radomes, a ...

EC-121 Warning Star The Lockheed C-121 Constellation is a military transport version of the Lockheed Constellation . A total of 332 aircraft were constructed for both the United States Air Force and United States Navy for various purposes.

Early on the morning of the fifteenth, eight oficers and 23 enlisted men, nine of whom were assigned to the Naval Security Group as cryptologic technicians and linguists, headed for the flight line and boarded EC-121M flight 135749 (radio call sign Deep Sea 129).

2022年3月23日 · On April 15, 1969, a North Korean MiG-21 shot down an unarmed U.S. Navy Lockheed EC-121M reconnaissance plane over international waters. All 31 on board—30 sailors and one Marine—perished, the largest single loss of American aircrewmen during the Cold War. Only two bodies were ever recovered.