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Nha Trang

Last modified: 09 Jan 2019, submitted by: Joker

Country: Vietnam   

Latitude: 12° 13' 42" N     Longitude: 109° 11' 2" E

Area use / Military Branches: Former US airbase; troposcatter comms site


Former Nha Trang airbase; one of the US forces strongholds dureing the Vietnam war. This was the troposcatter comms site used by US Army 459th Signal Btn.commanding the Back Porch Integrated Wideband Comms System, linked to Qui Nhon in the North, Pleiku in the North West and Phu Lam in the South West. The entire IWCS, comprising 67 links in South Vietnam and 33 in Thailand, reached completion early in 1969.
The system, which totaled 470,000 circuit miles, allowed American commanders to control US. airpower throughout Southeast Asia, to manage widely separated logistical andadministrative bases and to link major commands throughout South Vietnam. It cost more than $300 million to build.

Nha Trang was a former French airbase (1950s) and taken over by South Vietnamese Air Force 1955. From 1966-1969 the base was used by USAF 14th Air Commando Wing with its subordinate units
- 1st Air Commando Squadron 1966 - 1967 (A-1E)
- 3d Special Operations Squadron 1968 - 1969 (AC-47D)
- 4th Special Operations Squadron 1966 - 1969 (AC-47D)
- 14th Air Commando Squadron 1967 - 1968 (AC-47D)
- 17 Special Operations Squadron 1969 - 1969 (AC-119)
- 18 Special Operations Squadron 1969 - 1969 (AC-119)
Airdefense for the area was by US Army 6th Batn/71st ADA (towed Hawk) at Hon Tre Island (grid 1212'41"N 10916'32"E)
71 SOS Life
459th Signals
youttube footage

Nha Trang was aso HQ I Field Force, Vietnam (1966-1971) a US Army corps-level command during the Vietnam War. Activated in March 1966 as a component of US MACV and commanding:
- 1st Cavalry Div (Airmobile)
- 4th Infantry Div
- 3d Brigade, 25th Infantry Div
- 1st Brigade, 101st Airborne Div
- 173rd Airborne Brigade
- 41st Artillery Group
- 52nd Artillery Group
- 77th Radar Detachment
- 54th Signal Battalion

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