radar advisory การใช้
- Beneath the MRSA all aircraft operating outside Controlled Airspace ( CAS ) were provided with a Radar Advisory Service.
- On 31 July 1968, " Sterett " relieved guided missile frigate as Positive Identification Radar Advisory Zone ( PIRAZ ) unit.
- For later operations, the frigate served on antiair picket station and as the Positive Identification and Radar Advisory Zone ( PIRAZ ) station.
- From 28 January to 10 February, " Agerholm " served as escort for the destroyer leader in the positive identification radar advisory zone ( PIRAZ ).
- Three days later, she arrived on station in the Tonkin Gulf and, on 8 June, took over positive identification radar advisory zone ( PIRAZ ) duties from.
- She served as strike-support and search-and-rescue ship until 22 August when she relieved " Chicago " as PIRAZ ( Positive Identification Radar Advisory Zone ) ship.
- The Gulf of Tonkin Positive Identification Radar Advisory Zone ( PIRAZ ) guided missile destroyer leaders ( aka frigates ) ( redesignated as cruisers in 1975 ) and cruisers provided significant air control and air defense in that war.
- Upon detachment from " Seahawk, " " Whipple " stopped at Subic Bay for maintenance prior to proceeding to the Gulf of Tonkin to relieve the destroyer as Positive Identification and Radar Advisory Zone ( PIRAZ ) ship.
- She served on the northern SAR station, acted as planeguard on " Yankee Station " for the carriers " Oriskany " and, and carried out positive identification radar advisory zone ( PIRAZ ) duty in the Gulf of Tonkin through August.
- Following a five-day port call at Subic Bay, " Turner Joy " took up position at " Yankee Station " again on 27 April & mdash; this time as escort for the PIRAZ ( positive identification and radar advisory zone ) ship.
- In addition to these recommendations, the NTSB also recommended that the Department of Defense restrict high-speed, low-altitude aircraft operation in civilian air corridors, consider collision avoidance technologies on military aircraft, and make military pilots aware of the FAA's radar advisory service.
- Known as PIRAZ, for " positive identification and radar advisory zone, " the initial duties of tracking friendly aircraft was expanded to include Air Force planes, controlling barrier combat air patrols, advising support aircraft, and coordinating strike information with the Air Force reporting center at Da Nang, South Vietnam.
- In August the ship was stationed in a positive identification and radar advisory zone ( PIRAZ ) in the Gulf of Tonkin to help protect American ships from enemy aircraft . Before she was relieved, she had checked over 15, 000 aircraft . During this duty she also rescued seven pilots whose planes had gone down during strikes against enemy targets.
- After completing refresher training that spring, the destroyer departed San Diego for her next Western Pacific deployment on 4 June 1969 . Arriving in the Tonkin Gulf on 3 July, " Herbert J . Thomas " began three weeks of positive identification and radar advisory zone ( PIRAZ ) duty ( air traffic coordination ) as well as the occasional shore bombardment mission.