Naval radio station Harold E. Holt
Naval radio station Harold E. Holt
Naval Communication Station Harold E. Holt
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Basic data | |||||||
Place: | Exmouth | ||||||
State: | Western Australia | ||||||
Country: | Australia | ||||||
Altitude : | 11 m | ||||||
Coordinates: 21 ° 48 ′ 58.7 ″ S , 114 ° 9 ′ 56.1 ″ E | |||||||
Use: | Telecommunication system , military use | ||||||
Accessibility: | Transmission system not accessible to the public | ||||||
Owner : | Royal Australian Navy | ||||||
Data on the transmission system | |||||||
Number of towers / masts: | 13 | ||||||
Height of the towers / masts : | 1 × 389 m , 6 × 364 m, 6 × 304 m | ||||||
Construction time: | 1967-1968 | ||||||
Operating time: | since 1968 | ||||||
Waveband : | VLF transmitter | ||||||
Send type: | Directional radio | ||||||
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Position map | |||||||
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The naval radio station Harold E. Holt ( English Naval Communication Station Harold E. Holt ) is a longest wave transmission system built between 1967 and 1968 near Exmouth in Western Australia . It is used to transmit messages to submerged submarines .
A shield antenna , which is suspended from 13 masts, is used as the antenna system. The central mast, which is referred to as mast 0, is 389 meters high. The other masts are arranged around this in two rings at an equidistant distance. The height of the six masts on the inner ring is 304 meters, that of the six masts on the outer ring is 364 meters. Three masts only about 42 meters high on a third, narrower circle carry the inner part of an earthing network, which is implemented in the outer area with underground cables.
The name was chosen in honor of former Australian Prime Minister Harold Edward Holt .
The transmitter used is one of the most powerful in the southern hemisphere with a transmission power of 1000 kW .
Web links
- Naval radio station Harold E. Holt. In: Structurae (ring mast)
- Naval radio station Harold E. Holt. In: Structurae (tent mast)